./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product56.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_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/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 d987d174a4a8df6e0aafdb6d8ee456b5bda233ea ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:14:32,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:14:32,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:14:32,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:14:32,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:14:32,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:14:32,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:14:32,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:14:32,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:14:32,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:14:32,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:14:32,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:14:32,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:14:32,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:14:32,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:14:32,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:14:32,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:14:32,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:14:32,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:14:32,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:14:32,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:14:32,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:14:32,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:14:32,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:14:32,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:14:32,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:14:32,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:14:32,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:14:32,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:14:32,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:14:32,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:14:32,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:14:32,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:14:32,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:14:32,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:14:32,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:14:32,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:14:32,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:14:32,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:14:32,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:14:32,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:14:32,569 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 00:14:32,609 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:14:32,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:14:32,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:14:32,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:14:32,612 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:14:32,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:14:32,613 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:14:32,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:14:32,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:14:32,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:14:32,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:14:32,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:14:32,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:14:32,615 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:14:32,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:14:32,615 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:14:32,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:14:32,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:14:32,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:14:32,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:14:32,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:14:32,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:14:32,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:14:32,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:14:32,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:14:32,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:14:32,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:14:32,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:14:32,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:14:32,619 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_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d987d174a4a8df6e0aafdb6d8ee456b5bda233ea [2020-11-30 00:14:33,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:14:33,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:14:33,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:14:33,056 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:14:33,057 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:14:33,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2020-11-30 00:14:33,144 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer/data/f9446ded3/c62d3c82b4104d3a83c41652b060893b/FLAGcbe085b12 [2020-11-30 00:14:33,769 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:14:33,786 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2020-11-30 00:14:33,812 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer/data/f9446ded3/c62d3c82b4104d3a83c41652b060893b/FLAGcbe085b12 [2020-11-30 00:14:33,998 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer/data/f9446ded3/c62d3c82b4104d3a83c41652b060893b [2020-11-30 00:14:34,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:14:34,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:14:34,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:14:34,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:14:34,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:14:34,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d500556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34, skipping insertion in model container [2020-11-30 00:14:34,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:14:34,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:14:34,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:14:34,546 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:14:34,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:14:34,712 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:14:34,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34 WrapperNode [2020-11-30 00:14:34,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:14:34,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:14:34,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:14:34,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:14:34,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:14:34,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:14:34,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:14:34,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:14:34,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:14:34,888 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:14:34,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:14:34,888 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:14:34,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/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 [2020-11-30 00:14:35,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:14:35,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:14:35,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:14:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:14:36,566 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:14:36,567 INFO L298 CfgBuilder]: Removed 288 assume(true) statements. [2020-11-30 00:14:36,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:14:36 BoogieIcfgContainer [2020-11-30 00:14:36,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:14:36,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 00:14:36,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 00:14:36,575 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 00:14:36,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 12:14:34" (1/3) ... [2020-11-30 00:14:36,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@605c2fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:14:36, skipping insertion in model container [2020-11-30 00:14:36,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34" (2/3) ... [2020-11-30 00:14:36,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@605c2fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:14:36, skipping insertion in model container [2020-11-30 00:14:36,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:14:36" (3/3) ... [2020-11-30 00:14:36,578 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product56.cil.c [2020-11-30 00:14:36,589 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 00:14:36,593 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-30 00:14:36,604 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-30 00:14:36,629 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 00:14:36,629 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 00:14:36,629 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 00:14:36,629 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:14:36,629 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:14:36,629 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 00:14:36,630 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:14:36,630 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 00:14:36,650 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states. [2020-11-30 00:14:36,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-30 00:14:36,656 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:36,656 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:36,657 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:36,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:36,662 INFO L82 PathProgramCache]: Analyzing trace with hash 326185497, now seen corresponding path program 1 times [2020-11-30 00:14:36,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:36,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680038493] [2020-11-30 00:14:36,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:36,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:36,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680038493] [2020-11-30 00:14:36,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:36,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:14:36,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220986013] [2020-11-30 00:14:36,944 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 00:14:36,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:36,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 00:14:36,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 00:14:36,968 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 2 states. [2020-11-30 00:14:37,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:37,026 INFO L93 Difference]: Finished difference Result 379 states and 578 transitions. [2020-11-30 00:14:37,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 00:14:37,028 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-30 00:14:37,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:37,042 INFO L225 Difference]: With dead ends: 379 [2020-11-30 00:14:37,043 INFO L226 Difference]: Without dead ends: 187 [2020-11-30 00:14:37,048 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 [2020-11-30 00:14:37,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2020-11-30 00:14:37,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2020-11-30 00:14:37,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-11-30 00:14:37,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 279 transitions. [2020-11-30 00:14:37,111 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 279 transitions. Word has length 16 [2020-11-30 00:14:37,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:37,112 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 279 transitions. [2020-11-30 00:14:37,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 00:14:37,113 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2020-11-30 00:14:37,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 00:14:37,114 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:37,115 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:37,115 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 00:14:37,115 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:37,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:37,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1699548539, now seen corresponding path program 1 times [2020-11-30 00:14:37,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:37,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525394466] [2020-11-30 00:14:37,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:37,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:37,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525394466] [2020-11-30 00:14:37,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:37,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:37,305 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727340000] [2020-11-30 00:14:37,307 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:37,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:37,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:37,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:37,309 INFO L87 Difference]: Start difference. First operand 187 states and 279 transitions. Second operand 3 states. [2020-11-30 00:14:37,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:37,339 INFO L93 Difference]: Finished difference Result 187 states and 279 transitions. [2020-11-30 00:14:37,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:37,340 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-11-30 00:14:37,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:37,349 INFO L225 Difference]: With dead ends: 187 [2020-11-30 00:14:37,349 INFO L226 Difference]: Without dead ends: 73 [2020-11-30 00:14:37,354 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 [2020-11-30 00:14:37,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-11-30 00:14:37,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-11-30 00:14:37,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-11-30 00:14:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2020-11-30 00:14:37,379 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 17 [2020-11-30 00:14:37,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:37,380 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2020-11-30 00:14:37,380 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:37,381 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-11-30 00:14:37,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-30 00:14:37,387 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:37,387 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] [2020-11-30 00:14:37,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 00:14:37,388 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:37,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:37,392 INFO L82 PathProgramCache]: Analyzing trace with hash 1577730230, now seen corresponding path program 1 times [2020-11-30 00:14:37,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:37,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721830900] [2020-11-30 00:14:37,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:37,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:37,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721830900] [2020-11-30 00:14:37,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:37,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:37,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020305270] [2020-11-30 00:14:37,552 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:37,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:37,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:37,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:37,560 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2020-11-30 00:14:37,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:37,662 INFO L93 Difference]: Finished difference Result 207 states and 312 transitions. [2020-11-30 00:14:37,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:37,663 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-11-30 00:14:37,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:37,664 INFO L225 Difference]: With dead ends: 207 [2020-11-30 00:14:37,666 INFO L226 Difference]: Without dead ends: 140 [2020-11-30 00:14:37,667 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 [2020-11-30 00:14:37,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-11-30 00:14:37,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 136. [2020-11-30 00:14:37,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-11-30 00:14:37,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 205 transitions. [2020-11-30 00:14:37,710 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 205 transitions. Word has length 22 [2020-11-30 00:14:37,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:37,711 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 205 transitions. [2020-11-30 00:14:37,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:37,712 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 205 transitions. [2020-11-30 00:14:37,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 00:14:37,714 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:37,715 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] [2020-11-30 00:14:37,715 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 00:14:37,715 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:37,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:37,716 INFO L82 PathProgramCache]: Analyzing trace with hash 792163456, now seen corresponding path program 1 times [2020-11-30 00:14:37,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:37,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727756779] [2020-11-30 00:14:37,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:37,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:37,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727756779] [2020-11-30 00:14:37,839 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:37,839 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:14:37,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445836895] [2020-11-30 00:14:37,840 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:37,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:37,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:37,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:37,841 INFO L87 Difference]: Start difference. First operand 136 states and 205 transitions. Second operand 3 states. [2020-11-30 00:14:37,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:37,935 INFO L93 Difference]: Finished difference Result 283 states and 430 transitions. [2020-11-30 00:14:37,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:37,937 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-11-30 00:14:37,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:37,938 INFO L225 Difference]: With dead ends: 283 [2020-11-30 00:14:37,938 INFO L226 Difference]: Without dead ends: 153 [2020-11-30 00:14:37,939 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 [2020-11-30 00:14:37,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-11-30 00:14:37,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 151. [2020-11-30 00:14:37,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-11-30 00:14:37,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 219 transitions. [2020-11-30 00:14:37,971 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 219 transitions. Word has length 25 [2020-11-30 00:14:37,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:37,972 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 219 transitions. [2020-11-30 00:14:37,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:37,973 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 219 transitions. [2020-11-30 00:14:37,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 00:14:37,975 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:37,976 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] [2020-11-30 00:14:37,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 00:14:37,976 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:37,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:37,977 INFO L82 PathProgramCache]: Analyzing trace with hash 1022954699, now seen corresponding path program 1 times [2020-11-30 00:14:37,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:37,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487046789] [2020-11-30 00:14:37,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:38,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:38,064 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487046789] [2020-11-30 00:14:38,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:38,065 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 00:14:38,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062171381] [2020-11-30 00:14:38,065 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:14:38,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:38,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:14:38,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:14:38,066 INFO L87 Difference]: Start difference. First operand 151 states and 219 transitions. Second operand 5 states. [2020-11-30 00:14:38,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:38,217 INFO L93 Difference]: Finished difference Result 527 states and 769 transitions. [2020-11-30 00:14:38,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 00:14:38,218 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-11-30 00:14:38,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:38,221 INFO L225 Difference]: With dead ends: 527 [2020-11-30 00:14:38,221 INFO L226 Difference]: Without dead ends: 382 [2020-11-30 00:14:38,222 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 [2020-11-30 00:14:38,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-11-30 00:14:38,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 236. [2020-11-30 00:14:38,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-11-30 00:14:38,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 332 transitions. [2020-11-30 00:14:38,251 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 332 transitions. Word has length 25 [2020-11-30 00:14:38,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:38,251 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 332 transitions. [2020-11-30 00:14:38,251 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:14:38,251 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 332 transitions. [2020-11-30 00:14:38,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-30 00:14:38,253 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:38,253 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:38,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 00:14:38,255 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:38,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:38,256 INFO L82 PathProgramCache]: Analyzing trace with hash -936354291, now seen corresponding path program 1 times [2020-11-30 00:14:38,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:38,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038355369] [2020-11-30 00:14:38,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:38,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:38,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038355369] [2020-11-30 00:14:38,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:38,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 00:14:38,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769874372] [2020-11-30 00:14:38,394 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:14:38,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:38,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:14:38,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:14:38,396 INFO L87 Difference]: Start difference. First operand 236 states and 332 transitions. Second operand 5 states. [2020-11-30 00:14:38,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:38,611 INFO L93 Difference]: Finished difference Result 526 states and 754 transitions. [2020-11-30 00:14:38,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-30 00:14:38,612 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-11-30 00:14:38,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:38,616 INFO L225 Difference]: With dead ends: 526 [2020-11-30 00:14:38,616 INFO L226 Difference]: Without dead ends: 524 [2020-11-30 00:14:38,617 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 00:14:38,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-11-30 00:14:38,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 236. [2020-11-30 00:14:38,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-11-30 00:14:38,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 330 transitions. [2020-11-30 00:14:38,646 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 330 transitions. Word has length 26 [2020-11-30 00:14:38,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:38,651 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 330 transitions. [2020-11-30 00:14:38,651 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:14:38,651 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 330 transitions. [2020-11-30 00:14:38,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 00:14:38,660 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:38,660 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:38,661 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 00:14:38,661 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:38,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:38,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1821957235, now seen corresponding path program 1 times [2020-11-30 00:14:38,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:38,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004881651] [2020-11-30 00:14:38,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:38,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:38,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004881651] [2020-11-30 00:14:38,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:38,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:38,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452522437] [2020-11-30 00:14:38,746 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:14:38,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:38,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:14:38,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:14:38,748 INFO L87 Difference]: Start difference. First operand 236 states and 330 transitions. Second operand 4 states. [2020-11-30 00:14:38,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:38,934 INFO L93 Difference]: Finished difference Result 496 states and 705 transitions. [2020-11-30 00:14:38,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:14:38,936 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2020-11-30 00:14:38,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:38,938 INFO L225 Difference]: With dead ends: 496 [2020-11-30 00:14:38,938 INFO L226 Difference]: Without dead ends: 351 [2020-11-30 00:14:38,939 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 [2020-11-30 00:14:38,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2020-11-30 00:14:38,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 347. [2020-11-30 00:14:38,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2020-11-30 00:14:38,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 483 transitions. [2020-11-30 00:14:38,967 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 483 transitions. Word has length 32 [2020-11-30 00:14:38,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:38,968 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 483 transitions. [2020-11-30 00:14:38,968 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:14:38,968 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 483 transitions. [2020-11-30 00:14:38,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 00:14:38,969 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:38,969 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:38,969 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 00:14:38,970 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:38,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:38,970 INFO L82 PathProgramCache]: Analyzing trace with hash 2080122673, now seen corresponding path program 1 times [2020-11-30 00:14:38,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:38,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701424137] [2020-11-30 00:14:38,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:39,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:39,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701424137] [2020-11-30 00:14:39,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:39,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 00:14:39,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440224512] [2020-11-30 00:14:39,041 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:14:39,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:39,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:14:39,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:14:39,042 INFO L87 Difference]: Start difference. First operand 347 states and 483 transitions. Second operand 4 states. [2020-11-30 00:14:39,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:39,175 INFO L93 Difference]: Finished difference Result 1020 states and 1436 transitions. [2020-11-30 00:14:39,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 00:14:39,176 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2020-11-30 00:14:39,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:39,182 INFO L225 Difference]: With dead ends: 1020 [2020-11-30 00:14:39,182 INFO L226 Difference]: Without dead ends: 762 [2020-11-30 00:14:39,184 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 [2020-11-30 00:14:39,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2020-11-30 00:14:39,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 347. [2020-11-30 00:14:39,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2020-11-30 00:14:39,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 477 transitions. [2020-11-30 00:14:39,223 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 477 transitions. Word has length 32 [2020-11-30 00:14:39,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:39,225 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 477 transitions. [2020-11-30 00:14:39,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:14:39,225 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 477 transitions. [2020-11-30 00:14:39,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 00:14:39,226 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:39,226 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:39,226 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 00:14:39,227 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:39,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:39,228 INFO L82 PathProgramCache]: Analyzing trace with hash 1687095663, now seen corresponding path program 1 times [2020-11-30 00:14:39,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:39,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437740927] [2020-11-30 00:14:39,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:39,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:39,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437740927] [2020-11-30 00:14:39,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:39,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:14:39,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166397606] [2020-11-30 00:14:39,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:14:39,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:39,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:14:39,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:14:39,322 INFO L87 Difference]: Start difference. First operand 347 states and 477 transitions. Second operand 5 states. [2020-11-30 00:14:39,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:39,644 INFO L93 Difference]: Finished difference Result 1072 states and 1488 transitions. [2020-11-30 00:14:39,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-30 00:14:39,644 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-11-30 00:14:39,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:39,650 INFO L225 Difference]: With dead ends: 1072 [2020-11-30 00:14:39,650 INFO L226 Difference]: Without dead ends: 814 [2020-11-30 00:14:39,651 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 00:14:39,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2020-11-30 00:14:39,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 378. [2020-11-30 00:14:39,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2020-11-30 00:14:39,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 523 transitions. [2020-11-30 00:14:39,693 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 523 transitions. Word has length 32 [2020-11-30 00:14:39,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:39,694 INFO L481 AbstractCegarLoop]: Abstraction has 378 states and 523 transitions. [2020-11-30 00:14:39,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:14:39,694 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 523 transitions. [2020-11-30 00:14:39,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-30 00:14:39,696 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:39,697 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] [2020-11-30 00:14:39,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 00:14:39,697 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:39,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:39,698 INFO L82 PathProgramCache]: Analyzing trace with hash -2123186145, now seen corresponding path program 1 times [2020-11-30 00:14:39,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:39,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62512418] [2020-11-30 00:14:39,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:39,768 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-30 00:14:39,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62512418] [2020-11-30 00:14:39,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:39,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:14:39,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038506311] [2020-11-30 00:14:39,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:14:39,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:39,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:14:39,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:14:39,771 INFO L87 Difference]: Start difference. First operand 378 states and 523 transitions. Second operand 3 states. [2020-11-30 00:14:39,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:39,886 INFO L93 Difference]: Finished difference Result 640 states and 882 transitions. [2020-11-30 00:14:39,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:14:39,887 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2020-11-30 00:14:39,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:39,889 INFO L225 Difference]: With dead ends: 640 [2020-11-30 00:14:39,889 INFO L226 Difference]: Without dead ends: 268 [2020-11-30 00:14:39,890 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 [2020-11-30 00:14:39,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2020-11-30 00:14:39,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 260. [2020-11-30 00:14:39,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-11-30 00:14:39,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 353 transitions. [2020-11-30 00:14:39,917 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 353 transitions. Word has length 49 [2020-11-30 00:14:39,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:39,918 INFO L481 AbstractCegarLoop]: Abstraction has 260 states and 353 transitions. [2020-11-30 00:14:39,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:14:39,918 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 353 transitions. [2020-11-30 00:14:39,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:14:39,919 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:39,920 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:39,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 00:14:39,920 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:39,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:39,921 INFO L82 PathProgramCache]: Analyzing trace with hash 167454061, now seen corresponding path program 1 times [2020-11-30 00:14:39,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:39,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732408707] [2020-11-30 00:14:39,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:39,994 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-30 00:14:39,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732408707] [2020-11-30 00:14:39,995 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:39,995 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:14:39,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601762577] [2020-11-30 00:14:39,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:14:39,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:39,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:14:39,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:14:39,997 INFO L87 Difference]: Start difference. First operand 260 states and 353 transitions. Second operand 5 states. [2020-11-30 00:14:40,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:40,173 INFO L93 Difference]: Finished difference Result 784 states and 1060 transitions. [2020-11-30 00:14:40,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 00:14:40,174 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-11-30 00:14:40,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:40,178 INFO L225 Difference]: With dead ends: 784 [2020-11-30 00:14:40,178 INFO L226 Difference]: Without dead ends: 530 [2020-11-30 00:14:40,180 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 [2020-11-30 00:14:40,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2020-11-30 00:14:40,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 272. [2020-11-30 00:14:40,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2020-11-30 00:14:40,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 365 transitions. [2020-11-30 00:14:40,214 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 365 transitions. Word has length 54 [2020-11-30 00:14:40,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:40,215 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 365 transitions. [2020-11-30 00:14:40,215 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:14:40,215 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 365 transitions. [2020-11-30 00:14:40,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:14:40,216 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:40,216 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:40,217 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-30 00:14:40,217 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:40,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:40,217 INFO L82 PathProgramCache]: Analyzing trace with hash -297959507, now seen corresponding path program 1 times [2020-11-30 00:14:40,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:40,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854805561] [2020-11-30 00:14:40,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:40,301 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-30 00:14:40,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854805561] [2020-11-30 00:14:40,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:40,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 00:14:40,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683156428] [2020-11-30 00:14:40,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:14:40,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:40,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:14:40,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:14:40,304 INFO L87 Difference]: Start difference. First operand 272 states and 365 transitions. Second operand 4 states. [2020-11-30 00:14:40,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:40,419 INFO L93 Difference]: Finished difference Result 632 states and 845 transitions. [2020-11-30 00:14:40,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:14:40,420 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-11-30 00:14:40,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:40,423 INFO L225 Difference]: With dead ends: 632 [2020-11-30 00:14:40,424 INFO L226 Difference]: Without dead ends: 366 [2020-11-30 00:14:40,425 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 [2020-11-30 00:14:40,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2020-11-30 00:14:40,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 237. [2020-11-30 00:14:40,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2020-11-30 00:14:40,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 310 transitions. [2020-11-30 00:14:40,457 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 310 transitions. Word has length 54 [2020-11-30 00:14:40,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:40,457 INFO L481 AbstractCegarLoop]: Abstraction has 237 states and 310 transitions. [2020-11-30 00:14:40,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:14:40,458 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 310 transitions. [2020-11-30 00:14:40,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-30 00:14:40,459 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:40,459 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, 1, 1] [2020-11-30 00:14:40,459 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-30 00:14:40,459 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:40,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:40,460 INFO L82 PathProgramCache]: Analyzing trace with hash -769861918, now seen corresponding path program 1 times [2020-11-30 00:14:40,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:40,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272205997] [2020-11-30 00:14:40,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:40,574 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:40,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272205997] [2020-11-30 00:14:40,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [444570019] [2020-11-30 00:14:40,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/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 [2020-11-30 00:14:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:40,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-30 00:14:40,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:14:41,016 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:14:41,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 00:14:41,016 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2020-11-30 00:14:41,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913809493] [2020-11-30 00:14:41,017 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-30 00:14:41,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:41,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-30 00:14:41,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-30 00:14:41,024 INFO L87 Difference]: Start difference. First operand 237 states and 310 transitions. Second operand 8 states. [2020-11-30 00:14:41,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:41,498 INFO L93 Difference]: Finished difference Result 862 states and 1146 transitions. [2020-11-30 00:14:41,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-30 00:14:41,499 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-11-30 00:14:41,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:41,504 INFO L225 Difference]: With dead ends: 862 [2020-11-30 00:14:41,504 INFO L226 Difference]: Without dead ends: 680 [2020-11-30 00:14:41,505 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2020-11-30 00:14:41,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2020-11-30 00:14:41,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 297. [2020-11-30 00:14:41,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2020-11-30 00:14:41,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 389 transitions. [2020-11-30 00:14:41,572 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 389 transitions. Word has length 57 [2020-11-30 00:14:41,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:41,574 INFO L481 AbstractCegarLoop]: Abstraction has 297 states and 389 transitions. [2020-11-30 00:14:41,575 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-30 00:14:41,575 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 389 transitions. [2020-11-30 00:14:41,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-30 00:14:41,576 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:41,576 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:41,790 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-11-30 00:14:41,790 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:41,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:41,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1453326129, now seen corresponding path program 2 times [2020-11-30 00:14:41,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:41,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424501683] [2020-11-30 00:14:41,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:42,010 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:14:42,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424501683] [2020-11-30 00:14:42,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:42,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:14:42,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123370718] [2020-11-30 00:14:42,012 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:14:42,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:42,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:14:42,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:14:42,013 INFO L87 Difference]: Start difference. First operand 297 states and 389 transitions. Second operand 5 states. [2020-11-30 00:14:42,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:42,376 INFO L93 Difference]: Finished difference Result 898 states and 1191 transitions. [2020-11-30 00:14:42,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 00:14:42,377 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2020-11-30 00:14:42,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:42,381 INFO L225 Difference]: With dead ends: 898 [2020-11-30 00:14:42,382 INFO L226 Difference]: Without dead ends: 649 [2020-11-30 00:14:42,383 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-11-30 00:14:42,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2020-11-30 00:14:42,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 413. [2020-11-30 00:14:42,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-11-30 00:14:42,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 540 transitions. [2020-11-30 00:14:42,477 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 540 transitions. Word has length 82 [2020-11-30 00:14:42,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:42,478 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 540 transitions. [2020-11-30 00:14:42,478 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:14:42,478 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 540 transitions. [2020-11-30 00:14:42,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-30 00:14:42,479 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:14:42,479 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:14:42,480 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-30 00:14:42,480 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:14:42,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:14:42,480 INFO L82 PathProgramCache]: Analyzing trace with hash -1847692915, now seen corresponding path program 1 times [2020-11-30 00:14:42,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:14:42,481 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18745021] [2020-11-30 00:14:42,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:14:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:14:42,563 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 00:14:42,564 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18745021] [2020-11-30 00:14:42,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:14:42,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:14:42,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64714852] [2020-11-30 00:14:42,567 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:14:42,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:14:42,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:14:42,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:14:42,568 INFO L87 Difference]: Start difference. First operand 413 states and 540 transitions. Second operand 5 states. [2020-11-30 00:14:42,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:14:42,672 INFO L93 Difference]: Finished difference Result 790 states and 1030 transitions. [2020-11-30 00:14:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 00:14:42,673 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2020-11-30 00:14:42,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:14:42,673 INFO L225 Difference]: With dead ends: 790 [2020-11-30 00:14:42,674 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 00:14:42,677 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 [2020-11-30 00:14:42,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 00:14:42,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 00:14:42,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 00:14:42,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 00:14:42,677 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 82 [2020-11-30 00:14:42,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:14:42,678 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 00:14:42,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:14:42,678 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 00:14:42,678 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 00:14:42,679 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-30 00:14:42,681 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 00:14:43,371 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 170 [2020-11-30 00:14:43,720 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 140 [2020-11-30 00:14:43,917 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 104 [2020-11-30 00:14:44,539 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 168 [2020-11-30 00:14:45,012 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 100 [2020-11-30 00:14:45,726 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 172 [2020-11-30 00:14:46,560 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 187 [2020-11-30 00:14:47,193 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 187 [2020-11-30 00:14:48,923 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 165 DAG size of output: 24 [2020-11-30 00:14:49,875 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 30 [2020-11-30 00:14:50,459 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 26 [2020-11-30 00:14:51,672 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 163 DAG size of output: 15 [2020-11-30 00:14:52,261 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 10 [2020-11-30 00:14:52,495 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 10 [2020-11-30 00:14:52,908 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 27 [2020-11-30 00:14:53,985 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 163 DAG size of output: 19 [2020-11-30 00:14:54,159 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 20 [2020-11-30 00:14:54,388 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 26 [2020-11-30 00:14:54,590 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 20 [2020-11-30 00:14:56,156 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 185 DAG size of output: 27 [2020-11-30 00:14:56,293 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 18 [2020-11-30 00:14:57,668 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 185 DAG size of output: 27 [2020-11-30 00:14:57,686 INFO L277 CegarLoopResult]: At program point L861(lines 842 864) the Hoare annotation is: true [2020-11-30 00:14:57,686 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 00:14:57,686 INFO L274 CegarLoopResult]: For program point L267(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,687 INFO L274 CegarLoopResult]: For program point L267-2(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,687 INFO L274 CegarLoopResult]: For program point L267-3(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,687 INFO L274 CegarLoopResult]: For program point L267-5(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,687 INFO L270 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~waterLevel~0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= 0 ~systemActive~0) .cse2 .cse1 .cse3) (and .cse0 .cse2 .cse1 .cse3))) [2020-11-30 00:14:57,687 INFO L274 CegarLoopResult]: For program point L267-6(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,687 INFO L270 CegarLoopResult]: At program point L69-1(lines 69 75) the Hoare annotation is: false [2020-11-30 00:14:57,687 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 00:14:57,687 INFO L274 CegarLoopResult]: For program point L267-8(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,687 INFO L270 CegarLoopResult]: At program point L69-2(lines 69 75) the Hoare annotation is: false [2020-11-30 00:14:57,687 INFO L274 CegarLoopResult]: For program point L267-9(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,688 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 00:14:57,688 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-30 00:14:57,688 INFO L274 CegarLoopResult]: For program point L267-11(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,688 INFO L274 CegarLoopResult]: For program point L267-12(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,688 INFO L274 CegarLoopResult]: For program point L267-14(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,688 INFO L274 CegarLoopResult]: For program point L267-15(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,688 INFO L270 CegarLoopResult]: At program point L730(lines 679 731) the Hoare annotation is: false [2020-11-30 00:14:57,688 INFO L274 CegarLoopResult]: For program point L267-17(lines 267 271) no Hoare annotation was computed. [2020-11-30 00:14:57,688 INFO L270 CegarLoopResult]: At program point L963(lines 954 967) the Hoare annotation is: false [2020-11-30 00:14:57,688 INFO L270 CegarLoopResult]: At program point L963-1(lines 954 967) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2020-11-30 00:14:57,689 INFO L270 CegarLoopResult]: At program point L963-2(lines 954 967) the Hoare annotation is: false [2020-11-30 00:14:57,689 INFO L270 CegarLoopResult]: At program point L963-3(lines 954 967) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2020-11-30 00:14:57,689 INFO L270 CegarLoopResult]: At program point L963-4(lines 954 967) the Hoare annotation is: false [2020-11-30 00:14:57,689 INFO L270 CegarLoopResult]: At program point L963-5(lines 954 967) the Hoare annotation is: false [2020-11-30 00:14:57,689 INFO L270 CegarLoopResult]: At program point L963-6(lines 954 967) the Hoare annotation is: false [2020-11-30 00:14:57,689 INFO L270 CegarLoopResult]: At program point L963-7(lines 954 967) the Hoare annotation is: false [2020-11-30 00:14:57,689 INFO L270 CegarLoopResult]: At program point L963-8(lines 954 967) the Hoare annotation is: false [2020-11-30 00:14:57,689 INFO L270 CegarLoopResult]: At program point L963-9(lines 954 967) the Hoare annotation is: false [2020-11-30 00:14:57,689 INFO L270 CegarLoopResult]: At program point L963-10(lines 954 967) the Hoare annotation is: false [2020-11-30 00:14:57,689 INFO L270 CegarLoopResult]: At program point L963-11(lines 954 967) the Hoare annotation is: false [2020-11-30 00:14:57,690 INFO L274 CegarLoopResult]: For program point L700(lines 700 706) no Hoare annotation was computed. [2020-11-30 00:14:57,690 INFO L270 CegarLoopResult]: At program point L700-1(lines 700 706) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (and .cse4 .cse1 .cse3) (and (= ~waterLevel~0 1) .cse4 .cse2 .cse3))) [2020-11-30 00:14:57,690 INFO L270 CegarLoopResult]: At program point L273(lines 258 276) the Hoare annotation is: (and (= |ULTIMATE.start_isLowWaterLevel_#res| 1) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~1 1) (= 1 ~systemActive~0) (= ULTIMATE.start_isLowWaterLevel_~tmp~4 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2020-11-30 00:14:57,690 INFO L270 CegarLoopResult]: At program point L273-1(lines 258 276) the Hoare annotation is: false [2020-11-30 00:14:57,690 INFO L270 CegarLoopResult]: At program point L273-2(lines 258 276) the Hoare annotation is: false [2020-11-30 00:14:57,690 INFO L270 CegarLoopResult]: At program point L273-3(lines 258 276) the Hoare annotation is: false [2020-11-30 00:14:57,691 INFO L270 CegarLoopResult]: At program point L273-4(lines 258 276) the Hoare annotation is: false [2020-11-30 00:14:57,691 INFO L270 CegarLoopResult]: At program point L273-5(lines 258 276) the Hoare annotation is: false [2020-11-30 00:14:57,691 INFO L270 CegarLoopResult]: At program point L1000(lines 1 1011) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-30 00:14:57,691 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 00:14:57,691 INFO L274 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-11-30 00:14:57,691 INFO L274 CegarLoopResult]: For program point L870-1(line 870) no Hoare annotation was computed. [2020-11-30 00:14:57,691 INFO L274 CegarLoopResult]: For program point L870-2(line 870) no Hoare annotation was computed. [2020-11-30 00:14:57,691 INFO L274 CegarLoopResult]: For program point L905(lines 905 909) no Hoare annotation was computed. [2020-11-30 00:14:57,692 INFO L274 CegarLoopResult]: For program point L146(lines 146 163) no Hoare annotation was computed. [2020-11-30 00:14:57,692 INFO L274 CegarLoopResult]: For program point L146-1(lines 146 163) no Hoare annotation was computed. [2020-11-30 00:14:57,692 INFO L274 CegarLoopResult]: For program point L146-2(lines 146 163) no Hoare annotation was computed. [2020-11-30 00:14:57,692 INFO L270 CegarLoopResult]: At program point L973(lines 968 976) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2020-11-30 00:14:57,692 INFO L270 CegarLoopResult]: At program point L973-1(lines 968 976) the Hoare annotation is: false [2020-11-30 00:14:57,692 INFO L270 CegarLoopResult]: At program point L973-2(lines 968 976) the Hoare annotation is: false [2020-11-30 00:14:57,692 INFO L270 CegarLoopResult]: At program point L973-3(lines 968 976) the Hoare annotation is: false [2020-11-30 00:14:57,692 INFO L270 CegarLoopResult]: At program point L973-4(lines 968 976) the Hoare annotation is: false [2020-11-30 00:14:57,693 INFO L270 CegarLoopResult]: At program point L973-5(lines 968 976) the Hoare annotation is: false [2020-11-30 00:14:57,693 INFO L274 CegarLoopResult]: For program point L710(lines 710 725) no Hoare annotation was computed. [2020-11-30 00:14:57,693 INFO L274 CegarLoopResult]: For program point L281(lines 281 287) no Hoare annotation was computed. [2020-11-30 00:14:57,693 INFO L270 CegarLoopResult]: At program point L281-1(lines 281 287) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2020-11-30 00:14:57,693 INFO L274 CegarLoopResult]: For program point L248(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,693 INFO L274 CegarLoopResult]: For program point L248-2(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,693 INFO L274 CegarLoopResult]: For program point L248-3(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,693 INFO L274 CegarLoopResult]: For program point L248-5(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,694 INFO L274 CegarLoopResult]: For program point L248-6(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,694 INFO L270 CegarLoopResult]: At program point L1008(lines 1003 1011) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-30 00:14:57,694 INFO L274 CegarLoopResult]: For program point L248-8(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,694 INFO L274 CegarLoopResult]: For program point L248-9(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,694 INFO L274 CegarLoopResult]: For program point L248-11(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,694 INFO L274 CegarLoopResult]: For program point L248-12(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,694 INFO L274 CegarLoopResult]: For program point L248-14(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,694 INFO L274 CegarLoopResult]: For program point L248-15(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,695 INFO L274 CegarLoopResult]: For program point L248-17(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,695 INFO L274 CegarLoopResult]: For program point L248-18(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,695 INFO L274 CegarLoopResult]: For program point L248-20(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,695 INFO L274 CegarLoopResult]: For program point L248-21(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,695 INFO L274 CegarLoopResult]: For program point L248-23(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,695 INFO L274 CegarLoopResult]: For program point L248-24(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,695 INFO L274 CegarLoopResult]: For program point L248-26(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,695 INFO L274 CegarLoopResult]: For program point L248-27(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,695 INFO L274 CegarLoopResult]: For program point L248-29(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,696 INFO L274 CegarLoopResult]: For program point L248-30(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,696 INFO L274 CegarLoopResult]: For program point L248-32(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,696 INFO L274 CegarLoopResult]: For program point L248-33(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,696 INFO L274 CegarLoopResult]: For program point L150(lines 150 158) no Hoare annotation was computed. [2020-11-30 00:14:57,696 INFO L274 CegarLoopResult]: For program point L150-1(lines 150 158) no Hoare annotation was computed. [2020-11-30 00:14:57,696 INFO L274 CegarLoopResult]: For program point L248-35(lines 248 252) no Hoare annotation was computed. [2020-11-30 00:14:57,696 INFO L274 CegarLoopResult]: For program point L150-2(lines 150 158) no Hoare annotation was computed. [2020-11-30 00:14:57,696 INFO L270 CegarLoopResult]: At program point L778-2(lines 778 792) the Hoare annotation is: false [2020-11-30 00:14:57,696 INFO L274 CegarLoopResult]: For program point L779(line 779) no Hoare annotation was computed. [2020-11-30 00:14:57,697 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 00:14:57,697 INFO L274 CegarLoopResult]: For program point L681(lines 680 729) no Hoare annotation was computed. [2020-11-30 00:14:57,697 INFO L274 CegarLoopResult]: For program point L120(lines 120 137) no Hoare annotation was computed. [2020-11-30 00:14:57,697 INFO L274 CegarLoopResult]: For program point L120-1(lines 120 137) no Hoare annotation was computed. [2020-11-30 00:14:57,697 INFO L274 CegarLoopResult]: For program point L120-2(lines 120 137) no Hoare annotation was computed. [2020-11-30 00:14:57,697 INFO L274 CegarLoopResult]: For program point L120-3(lines 120 137) no Hoare annotation was computed. [2020-11-30 00:14:57,697 INFO L274 CegarLoopResult]: For program point L120-4(lines 120 137) no Hoare annotation was computed. [2020-11-30 00:14:57,697 INFO L274 CegarLoopResult]: For program point L120-5(lines 120 137) no Hoare annotation was computed. [2020-11-30 00:14:57,697 INFO L274 CegarLoopResult]: For program point L682(lines 682 686) no Hoare annotation was computed. [2020-11-30 00:14:57,698 INFO L274 CegarLoopResult]: For program point L881(lines 881 885) no Hoare annotation was computed. [2020-11-30 00:14:57,698 INFO L274 CegarLoopResult]: For program point L881-3(lines 881 885) no Hoare annotation was computed. [2020-11-30 00:14:57,698 INFO L274 CegarLoopResult]: For program point L782(lines 782 786) no Hoare annotation was computed. [2020-11-30 00:14:57,698 INFO L274 CegarLoopResult]: For program point L749(lines 749 762) no Hoare annotation was computed. [2020-11-30 00:14:57,698 INFO L274 CegarLoopResult]: For program point L782-1(lines 62 68) no Hoare annotation was computed. [2020-11-30 00:14:57,698 INFO L270 CegarLoopResult]: At program point L749-1(lines 1 1011) the Hoare annotation is: (let ((.cse5 (<= 1 ~waterLevel~0)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse5 .cse2 .cse3) (and (= 0 ~systemActive~0) .cse4 .cse1 .cse5 .cse2 .cse3) (and (= ~waterLevel~0 1) .cse0 .cse4 .cse1))) [2020-11-30 00:14:57,698 INFO L274 CegarLoopResult]: For program point L749-2(lines 749 762) no Hoare annotation was computed. [2020-11-30 00:14:57,699 INFO L274 CegarLoopResult]: For program point L881-6(lines 881 885) no Hoare annotation was computed. [2020-11-30 00:14:57,699 INFO L270 CegarLoopResult]: At program point L749-3(lines 1 1011) the Hoare annotation is: false [2020-11-30 00:14:57,699 INFO L274 CegarLoopResult]: For program point L749-4(lines 749 762) no Hoare annotation was computed. [2020-11-30 00:14:57,699 INFO L270 CegarLoopResult]: At program point L749-5(lines 1 1011) the Hoare annotation is: false [2020-11-30 00:14:57,699 INFO L270 CegarLoopResult]: At program point L254(lines 239 257) the Hoare annotation is: false [2020-11-30 00:14:57,699 INFO L270 CegarLoopResult]: At program point L254-1(lines 239 257) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 1) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)))) [2020-11-30 00:14:57,699 INFO L270 CegarLoopResult]: At program point L254-2(lines 239 257) the Hoare annotation is: false [2020-11-30 00:14:57,700 INFO L270 CegarLoopResult]: At program point L254-3(lines 239 257) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 1) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)))) [2020-11-30 00:14:57,700 INFO L270 CegarLoopResult]: At program point L254-4(lines 239 257) the Hoare annotation is: false [2020-11-30 00:14:57,700 INFO L270 CegarLoopResult]: At program point L254-5(lines 239 257) the Hoare annotation is: false [2020-11-30 00:14:57,700 INFO L270 CegarLoopResult]: At program point L254-6(lines 239 257) the Hoare annotation is: false [2020-11-30 00:14:57,700 INFO L270 CegarLoopResult]: At program point L254-7(lines 239 257) the Hoare annotation is: false [2020-11-30 00:14:57,700 INFO L270 CegarLoopResult]: At program point L254-8(lines 239 257) the Hoare annotation is: false [2020-11-30 00:14:57,700 INFO L270 CegarLoopResult]: At program point L254-9(lines 239 257) the Hoare annotation is: false [2020-11-30 00:14:57,700 INFO L270 CegarLoopResult]: At program point L254-10(lines 239 257) the Hoare annotation is: false [2020-11-30 00:14:57,701 INFO L270 CegarLoopResult]: At program point L254-11(lines 239 257) the Hoare annotation is: false [2020-11-30 00:14:57,701 INFO L274 CegarLoopResult]: For program point L718(lines 718 724) no Hoare annotation was computed. [2020-11-30 00:14:57,701 INFO L270 CegarLoopResult]: At program point L718-1(lines 62 68) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= 0 ~systemActive~0) .cse0 .cse1 (<= 1 ~waterLevel~0)) (and .cse2 (<= 2 ~waterLevel~0) .cse1) (and (= ~waterLevel~0 1) .cse2 .cse0 .cse1))) [2020-11-30 00:14:57,701 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 00:14:57,701 INFO L270 CegarLoopResult]: At program point L190(lines 183 193) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2020-11-30 00:14:57,701 INFO L270 CegarLoopResult]: At program point L190-1(lines 183 193) the Hoare annotation is: false [2020-11-30 00:14:57,701 INFO L274 CegarLoopResult]: For program point L124(lines 124 132) no Hoare annotation was computed. [2020-11-30 00:14:57,701 INFO L270 CegarLoopResult]: At program point L190-2(lines 183 193) the Hoare annotation is: false [2020-11-30 00:14:57,702 INFO L274 CegarLoopResult]: For program point L124-1(lines 124 132) no Hoare annotation was computed. [2020-11-30 00:14:57,702 INFO L274 CegarLoopResult]: For program point L124-2(lines 124 132) no Hoare annotation was computed. [2020-11-30 00:14:57,702 INFO L274 CegarLoopResult]: For program point L124-3(lines 124 132) no Hoare annotation was computed. [2020-11-30 00:14:57,702 INFO L274 CegarLoopResult]: For program point L124-4(lines 124 132) no Hoare annotation was computed. [2020-11-30 00:14:57,702 INFO L274 CegarLoopResult]: For program point L124-5(lines 124 132) no Hoare annotation was computed. [2020-11-30 00:14:57,702 INFO L270 CegarLoopResult]: At program point L950(lines 945 953) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse4 .cse2) (and (= 0 ~systemActive~0) .cse3 .cse1 .cse4 .cse2))) [2020-11-30 00:14:57,702 INFO L270 CegarLoopResult]: At program point L950-1(lines 945 953) the Hoare annotation is: false [2020-11-30 00:14:57,702 INFO L270 CegarLoopResult]: At program point L950-2(lines 945 953) the Hoare annotation is: false [2020-11-30 00:14:57,703 INFO L270 CegarLoopResult]: At program point L918(lines 913 921) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2020-11-30 00:14:57,703 INFO L270 CegarLoopResult]: At program point L918-1(lines 913 921) the Hoare annotation is: false [2020-11-30 00:14:57,703 INFO L274 CegarLoopResult]: For program point L852(lines 852 859) no Hoare annotation was computed. [2020-11-30 00:14:57,703 INFO L270 CegarLoopResult]: At program point L918-2(lines 913 921) the Hoare annotation is: false [2020-11-30 00:14:57,703 INFO L277 CegarLoopResult]: At program point L852-1(lines 852 859) the Hoare annotation is: true [2020-11-30 00:14:57,703 INFO L274 CegarLoopResult]: For program point L753(lines 753 759) no Hoare annotation was computed. [2020-11-30 00:14:57,703 INFO L274 CegarLoopResult]: For program point L753-2(lines 753 759) no Hoare annotation was computed. [2020-11-30 00:14:57,703 INFO L274 CegarLoopResult]: For program point L753-4(lines 753 759) no Hoare annotation was computed. [2020-11-30 00:14:57,703 INFO L274 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,703 INFO L274 CegarLoopResult]: For program point L94-1(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,704 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 00:14:57,704 INFO L274 CegarLoopResult]: For program point L94-2(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,704 INFO L274 CegarLoopResult]: For program point L94-3(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,704 INFO L274 CegarLoopResult]: For program point L94-4(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,704 INFO L274 CegarLoopResult]: For program point L94-5(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,704 INFO L274 CegarLoopResult]: For program point L94-6(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,704 INFO L274 CegarLoopResult]: For program point L94-7(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,704 INFO L274 CegarLoopResult]: For program point L94-8(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,704 INFO L274 CegarLoopResult]: For program point L94-9(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,705 INFO L274 CegarLoopResult]: For program point L94-10(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,705 INFO L274 CegarLoopResult]: For program point L94-11(lines 94 111) no Hoare annotation was computed. [2020-11-30 00:14:57,705 INFO L270 CegarLoopResult]: At program point L62(lines 61 80) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~waterLevel~0))) (or (and (= 0 ~systemActive~0) (= ~pumpRunning~0 0) .cse0 .cse1) (and (= 1 ~systemActive~0) .cse0 .cse1))) [2020-11-30 00:14:57,705 INFO L274 CegarLoopResult]: For program point L62-1(lines 62 68) no Hoare annotation was computed. [2020-11-30 00:14:57,705 INFO L270 CegarLoopResult]: At program point L62-2(lines 61 80) the Hoare annotation is: false [2020-11-30 00:14:57,705 INFO L270 CegarLoopResult]: At program point L62-3(lines 61 80) the Hoare annotation is: false [2020-11-30 00:14:57,705 INFO L274 CegarLoopResult]: For program point L690(lines 690 696) no Hoare annotation was computed. [2020-11-30 00:14:57,706 INFO L270 CegarLoopResult]: At program point L690-1(lines 690 696) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9)) (and .cse4 .cse1 .cse3) (and (= ~waterLevel~0 1) .cse4 .cse2 .cse3))) [2020-11-30 00:14:57,706 INFO L274 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,706 INFO L274 CegarLoopResult]: For program point L98-1(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,706 INFO L274 CegarLoopResult]: For program point L98-2(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,706 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 00:14:57,706 INFO L274 CegarLoopResult]: For program point L98-3(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,706 INFO L274 CegarLoopResult]: For program point L98-4(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,706 INFO L274 CegarLoopResult]: For program point L98-5(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,706 INFO L274 CegarLoopResult]: For program point L98-6(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,707 INFO L274 CegarLoopResult]: For program point L98-7(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,707 INFO L274 CegarLoopResult]: For program point L98-8(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,707 INFO L274 CegarLoopResult]: For program point L98-9(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,707 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 00:14:57,707 INFO L274 CegarLoopResult]: For program point L98-10(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,707 INFO L274 CegarLoopResult]: For program point L98-11(lines 98 106) no Hoare annotation was computed. [2020-11-30 00:14:57,707 INFO L274 CegarLoopResult]: For program point L958(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,707 INFO L274 CegarLoopResult]: For program point L958-1(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,707 INFO L274 CegarLoopResult]: For program point L958-2(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,708 INFO L274 CegarLoopResult]: For program point L958-3(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,708 INFO L270 CegarLoopResult]: At program point L826(lines 822 828) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-30 00:14:57,708 INFO L274 CegarLoopResult]: For program point L958-4(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,708 INFO L274 CegarLoopResult]: For program point L958-5(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,708 INFO L274 CegarLoopResult]: For program point L958-6(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,708 INFO L274 CegarLoopResult]: For program point L958-7(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,708 INFO L274 CegarLoopResult]: For program point L958-8(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,708 INFO L274 CegarLoopResult]: For program point L958-9(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,708 INFO L274 CegarLoopResult]: For program point L958-10(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,709 INFO L274 CegarLoopResult]: For program point L958-11(lines 958 964) no Hoare annotation was computed. [2020-11-30 00:14:57,709 INFO L270 CegarLoopResult]: At program point L199(lines 194 202) the Hoare annotation is: false [2020-11-30 00:14:57,709 INFO L270 CegarLoopResult]: At program point L199-1(lines 194 202) the Hoare annotation is: false [2020-11-30 00:14:57,709 INFO L270 CegarLoopResult]: At program point L199-2(lines 194 202) the Hoare annotation is: false [2020-11-30 00:14:57,709 INFO L274 CegarLoopResult]: For program point L893(lines 893 897) no Hoare annotation was computed. [2020-11-30 00:14:57,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 12:14:57 BoogieIcfgContainer [2020-11-30 00:14:57,752 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 00:14:57,752 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:14:57,752 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:14:57,752 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:14:57,753 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:14:36" (3/4) ... [2020-11-30 00:14:57,756 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 00:14:57,808 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-30 00:14:57,815 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-30 00:14:57,818 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-30 00:14:57,820 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-30 00:14:57,822 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-30 00:14:57,824 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:14:57,826 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:14:57,855 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && 1 <= tmp) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-30 00:14:57,856 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-30 00:14:57,856 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-30 00:14:57,857 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2020-11-30 00:14:57,859 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) [2020-11-30 00:14:57,862 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-30 00:14:57,864 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) [2020-11-30 00:14:57,865 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel [2020-11-30 00:14:57,866 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-30 00:14:57,866 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && tmp___0 == 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel [2020-11-30 00:14:57,867 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) [2020-11-30 00:14:58,003 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e49ccf67-55cb-4e2f-adba-d6463ebcaf70/bin/uautomizer/witness.graphml [2020-11-30 00:14:58,003 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:14:58,005 INFO L168 Benchmark]: Toolchain (without parser) took 24001.26 ms. Allocated memory was 119.5 MB in the beginning and 346.0 MB in the end (delta: 226.5 MB). Free memory was 77.8 MB in the beginning and 301.4 MB in the end (delta: -223.6 MB). Peak memory consumption was 195.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:14:58,005 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 119.5 MB. Free memory was 95.8 MB in the beginning and 95.7 MB in the end (delta: 137.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:14:58,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.74 ms. Allocated memory is still 119.5 MB. Free memory was 77.7 MB in the beginning and 55.2 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:14:58,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.64 ms. Allocated memory is still 119.5 MB. Free memory was 55.2 MB in the beginning and 50.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:14:58,006 INFO L168 Benchmark]: Boogie Preprocessor took 60.28 ms. Allocated memory is still 119.5 MB. Free memory was 50.2 MB in the beginning and 46.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:14:58,007 INFO L168 Benchmark]: RCFGBuilder took 1681.09 ms. Allocated memory is still 119.5 MB. Free memory was 46.5 MB in the beginning and 70.4 MB in the end (delta: -23.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:14:58,007 INFO L168 Benchmark]: TraceAbstraction took 21180.88 ms. Allocated memory was 119.5 MB in the beginning and 346.0 MB in the end (delta: 226.5 MB). Free memory was 69.7 MB in the beginning and 113.3 MB in the end (delta: -43.6 MB). Peak memory consumption was 187.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:14:58,008 INFO L168 Benchmark]: Witness Printer took 251.41 ms. Allocated memory is still 346.0 MB. Free memory was 113.3 MB in the beginning and 301.4 MB in the end (delta: -188.1 MB). Peak memory consumption was 2.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:14:58,012 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 119.5 MB. Free memory was 95.8 MB in the beginning and 95.7 MB in the end (delta: 137.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 708.74 ms. Allocated memory is still 119.5 MB. Free memory was 77.7 MB in the beginning and 55.2 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 111.64 ms. Allocated memory is still 119.5 MB. Free memory was 55.2 MB in the beginning and 50.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.28 ms. Allocated memory is still 119.5 MB. Free memory was 50.2 MB in the beginning and 46.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1681.09 ms. Allocated memory is still 119.5 MB. Free memory was 46.5 MB in the beginning and 70.4 MB in the end (delta: -23.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21180.88 ms. Allocated memory was 119.5 MB in the beginning and 346.0 MB in the end (delta: 226.5 MB). Free memory was 69.7 MB in the beginning and 113.3 MB in the end (delta: -43.6 MB). Peak memory consumption was 187.9 MB. Max. memory is 16.1 GB. * Witness Printer took 251.41 ms. Allocated memory is still 346.0 MB. Free memory was 113.3 MB in the beginning and 301.4 MB in the end (delta: -188.1 MB). Peak memory consumption was 2.8 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: 69]: Loop Invariant Derived loop invariant: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && 1 <= tmp) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: ((((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((1 == systemActive && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: (1 == systemActive && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: (1 == systemActive && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (((((tmp == 0 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((((tmp == 1 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: (((((\result == 1 && tmp___0 == 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: (((((0 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && 1 <= tmp)) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1003]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 194 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.0s, OverallIterations: 15, TraceHistogramMax: 3, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2229 SDtfs, 2539 SDslu, 3347 SDs, 0 SdLazy, 475 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=413occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 2309 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 218 NumberOfFragments, 642 HoareAnnotationTreeSize, 68 FomulaSimplifications, 2526335 FormulaSimplificationTreeSizeReduction, 4.5s HoareSimplificationTime, 68 FomulaSimplificationsInter, 541823 FormulaSimplificationTreeSizeReductionInter, 10.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 662 NumberOfCodeBlocks, 662 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 646 ConstructedInterpolants, 0 QuantifiedInterpolants, 50478 SizeOfPredicates, 4 NumberOfNonLiveVariables, 444 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 186/192 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...