./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product40.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_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/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 b1dccf015ca242d6c8f0727566f3e9418ec10384 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:11:05,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:11:05,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:11:05,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:11:05,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:11:05,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:11:05,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:11:05,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:11:05,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:11:05,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:11:05,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:11:05,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:11:05,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:11:05,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:11:05,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:11:05,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:11:05,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:11:05,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:11:05,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:11:05,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:11:05,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:11:05,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:11:05,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:11:05,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:11:05,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:11:05,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:11:05,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:11:05,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:11:05,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:11:05,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:11:05,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:11:05,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:11:05,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:11:05,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:11:05,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:11:05,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:11:05,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:11:05,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:11:05,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:11:05,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:11:05,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:11:05,566 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:11:05,609 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:11:05,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:11:05,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:11:05,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:11:05,612 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:11:05,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:11:05,613 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:11:05,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:11:05,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:11:05,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:11:05,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:11:05,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:11:05,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:11:05,616 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:11:05,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:11:05,616 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:11:05,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:11:05,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:11:05,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:11:05,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:11:05,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:11:05,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:11:05,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:11:05,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:11:05,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:11:05,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:11:05,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:11:05,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:11:05,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:11:05,619 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_a3e83985-453e-40b5-aed5-eb492371b4e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1dccf015ca242d6c8f0727566f3e9418ec10384 [2020-11-28 03:11:05,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:11:05,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:11:05,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:11:05,953 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:11:05,963 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:11:05,965 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c [2020-11-28 03:11:06,053 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/data/e4437eb4d/c7b6d1cbce204dacaf589ca8edc14a30/FLAGe17df1857 [2020-11-28 03:11:06,659 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:11:06,660 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/sv-benchmarks/c/product-lines/minepump_spec5_product40.cil.c [2020-11-28 03:11:06,685 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/data/e4437eb4d/c7b6d1cbce204dacaf589ca8edc14a30/FLAGe17df1857 [2020-11-28 03:11:06,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/data/e4437eb4d/c7b6d1cbce204dacaf589ca8edc14a30 [2020-11-28 03:11:06,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:11:06,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:11:06,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:06,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:11:06,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:11:06,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:06" (1/1) ... [2020-11-28 03:11:07,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80b3608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07, skipping insertion in model container [2020-11-28 03:11:07,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:06" (1/1) ... [2020-11-28 03:11:07,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:11:07,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:11:07,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:07,579 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:11:07,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:07,768 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:11:07,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07 WrapperNode [2020-11-28 03:11:07,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:07,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:07,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:11:07,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:11:07,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:07,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:11:07,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:11:07,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:11:07,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:11:07,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:11:07,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:11:07,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:11:07,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:11:08,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:11:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:11:08,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:11:08,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:11:09,418 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:11:09,419 INFO L298 CfgBuilder]: Removed 182 assume(true) statements. [2020-11-28 03:11:09,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:09 BoogieIcfgContainer [2020-11-28 03:11:09,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:11:09,424 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:11:09,424 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:11:09,428 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:11:09,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:11:06" (1/3) ... [2020-11-28 03:11:09,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c691195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:11:09, skipping insertion in model container [2020-11-28 03:11:09,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (2/3) ... [2020-11-28 03:11:09,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c691195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:11:09, skipping insertion in model container [2020-11-28 03:11:09,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:09" (3/3) ... [2020-11-28 03:11:09,432 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product40.cil.c [2020-11-28 03:11:09,446 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:11:09,450 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:11:09,464 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:11:09,494 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:11:09,494 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:11:09,494 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:11:09,494 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:11:09,494 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:11:09,495 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:11:09,495 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:11:09,495 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:11:09,522 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states. [2020-11-28 03:11:09,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 03:11:09,530 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:09,531 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:09,532 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:09,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:09,540 INFO L82 PathProgramCache]: Analyzing trace with hash 1442838917, now seen corresponding path program 1 times [2020-11-28 03:11:09,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:09,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846723578] [2020-11-28 03:11:09,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:09,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:09,947 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846723578] [2020-11-28 03:11:09,948 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:09,948 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:11:09,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702440881] [2020-11-28 03:11:09,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:11:09,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:09,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:11:09,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:11:09,973 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 2 states. [2020-11-28 03:11:10,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:10,012 INFO L93 Difference]: Finished difference Result 240 states and 361 transitions. [2020-11-28 03:11:10,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:11:10,013 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-28 03:11:10,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:10,026 INFO L225 Difference]: With dead ends: 240 [2020-11-28 03:11:10,026 INFO L226 Difference]: Without dead ends: 118 [2020-11-28 03:11:10,030 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:11:10,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-11-28 03:11:10,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-11-28 03:11:10,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-11-28 03:11:10,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 171 transitions. [2020-11-28 03:11:10,109 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 171 transitions. Word has length 19 [2020-11-28 03:11:10,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:10,110 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 171 transitions. [2020-11-28 03:11:10,110 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:11:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2020-11-28 03:11:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 03:11:10,112 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:10,112 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] [2020-11-28 03:11:10,112 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:11:10,113 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:10,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:10,114 INFO L82 PathProgramCache]: Analyzing trace with hash -1046108826, now seen corresponding path program 1 times [2020-11-28 03:11:10,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:10,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8417770] [2020-11-28 03:11:10,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:10,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:10,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8417770] [2020-11-28 03:11:10,267 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:10,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:10,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83349239] [2020-11-28 03:11:10,269 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:10,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:10,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:10,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:10,271 INFO L87 Difference]: Start difference. First operand 118 states and 171 transitions. Second operand 3 states. [2020-11-28 03:11:10,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:10,302 INFO L93 Difference]: Finished difference Result 118 states and 171 transitions. [2020-11-28 03:11:10,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:10,303 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-11-28 03:11:10,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:10,307 INFO L225 Difference]: With dead ends: 118 [2020-11-28 03:11:10,307 INFO L226 Difference]: Without dead ends: 51 [2020-11-28 03:11:10,309 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:10,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-11-28 03:11:10,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-11-28 03:11:10,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-28 03:11:10,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2020-11-28 03:11:10,330 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 20 [2020-11-28 03:11:10,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:10,331 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2020-11-28 03:11:10,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:10,331 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2020-11-28 03:11:10,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 03:11:10,332 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:10,332 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] [2020-11-28 03:11:10,333 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:11:10,333 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:10,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:10,334 INFO L82 PathProgramCache]: Analyzing trace with hash -807039390, now seen corresponding path program 1 times [2020-11-28 03:11:10,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:10,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884288851] [2020-11-28 03:11:10,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:10,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:10,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884288851] [2020-11-28 03:11:10,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:10,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:10,451 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499442073] [2020-11-28 03:11:10,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:10,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:10,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:10,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:10,453 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand 3 states. [2020-11-28 03:11:10,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:10,502 INFO L93 Difference]: Finished difference Result 139 states and 205 transitions. [2020-11-28 03:11:10,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:10,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-28 03:11:10,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:10,504 INFO L225 Difference]: With dead ends: 139 [2020-11-28 03:11:10,504 INFO L226 Difference]: Without dead ends: 95 [2020-11-28 03:11:10,505 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:10,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-11-28 03:11:10,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 91. [2020-11-28 03:11:10,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-28 03:11:10,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 134 transitions. [2020-11-28 03:11:10,527 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 134 transitions. Word has length 26 [2020-11-28 03:11:10,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:10,527 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 134 transitions. [2020-11-28 03:11:10,527 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:10,528 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 134 transitions. [2020-11-28 03:11:10,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 03:11:10,529 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:10,529 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] [2020-11-28 03:11:10,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:11:10,530 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:10,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:10,531 INFO L82 PathProgramCache]: Analyzing trace with hash -1166251271, now seen corresponding path program 1 times [2020-11-28 03:11:10,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:10,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110741368] [2020-11-28 03:11:10,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:10,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:10,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110741368] [2020-11-28 03:11:10,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:10,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:11:10,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043159749] [2020-11-28 03:11:10,659 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:10,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:10,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:10,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:10,661 INFO L87 Difference]: Start difference. First operand 91 states and 134 transitions. Second operand 3 states. [2020-11-28 03:11:10,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:10,763 INFO L93 Difference]: Finished difference Result 222 states and 331 transitions. [2020-11-28 03:11:10,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:10,764 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-11-28 03:11:10,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:10,766 INFO L225 Difference]: With dead ends: 222 [2020-11-28 03:11:10,766 INFO L226 Difference]: Without dead ends: 138 [2020-11-28 03:11:10,767 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:10,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-11-28 03:11:10,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 136. [2020-11-28 03:11:10,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-11-28 03:11:10,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 196 transitions. [2020-11-28 03:11:10,793 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 196 transitions. Word has length 28 [2020-11-28 03:11:10,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:10,794 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 196 transitions. [2020-11-28 03:11:10,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:10,795 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 196 transitions. [2020-11-28 03:11:10,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 03:11:10,798 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:10,798 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] [2020-11-28 03:11:10,798 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:11:10,799 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:10,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:10,799 INFO L82 PathProgramCache]: Analyzing trace with hash -237845909, now seen corresponding path program 1 times [2020-11-28 03:11:10,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:10,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104381909] [2020-11-28 03:11:10,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:10,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:10,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104381909] [2020-11-28 03:11:10,931 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:10,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:11:10,931 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741616571] [2020-11-28 03:11:10,932 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:11:10,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:10,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:11:10,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:10,933 INFO L87 Difference]: Start difference. First operand 136 states and 196 transitions. Second operand 5 states. [2020-11-28 03:11:11,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:11,148 INFO L93 Difference]: Finished difference Result 475 states and 685 transitions. [2020-11-28 03:11:11,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:11:11,149 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-11-28 03:11:11,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:11,152 INFO L225 Difference]: With dead ends: 475 [2020-11-28 03:11:11,152 INFO L226 Difference]: Without dead ends: 346 [2020-11-28 03:11:11,154 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 [2020-11-28 03:11:11,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2020-11-28 03:11:11,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 134. [2020-11-28 03:11:11,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-11-28 03:11:11,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 190 transitions. [2020-11-28 03:11:11,174 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 190 transitions. Word has length 29 [2020-11-28 03:11:11,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:11,174 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 190 transitions. [2020-11-28 03:11:11,175 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:11:11,175 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 190 transitions. [2020-11-28 03:11:11,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:11:11,177 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:11,177 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:11,177 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:11:11,177 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:11,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:11,178 INFO L82 PathProgramCache]: Analyzing trace with hash -2058108952, now seen corresponding path program 1 times [2020-11-28 03:11:11,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:11,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101040031] [2020-11-28 03:11:11,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:11,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:11,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101040031] [2020-11-28 03:11:11,250 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:11,250 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:11:11,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923347538] [2020-11-28 03:11:11,251 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:11:11,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:11,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:11:11,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:11,252 INFO L87 Difference]: Start difference. First operand 134 states and 190 transitions. Second operand 5 states. [2020-11-28 03:11:11,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:11,364 INFO L93 Difference]: Finished difference Result 363 states and 509 transitions. [2020-11-28 03:11:11,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:11:11,365 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-28 03:11:11,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:11,367 INFO L225 Difference]: With dead ends: 363 [2020-11-28 03:11:11,367 INFO L226 Difference]: Without dead ends: 236 [2020-11-28 03:11:11,368 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:11:11,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2020-11-28 03:11:11,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 146. [2020-11-28 03:11:11,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-11-28 03:11:11,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 202 transitions. [2020-11-28 03:11:11,408 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 202 transitions. Word has length 34 [2020-11-28 03:11:11,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:11,414 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 202 transitions. [2020-11-28 03:11:11,415 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:11:11,415 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 202 transitions. [2020-11-28 03:11:11,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:11:11,418 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:11,418 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:11,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:11:11,420 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:11,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:11,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1357044374, now seen corresponding path program 1 times [2020-11-28 03:11:11,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:11,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160171081] [2020-11-28 03:11:11,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:11,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:11,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160171081] [2020-11-28 03:11:11,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:11,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:11:11,500 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336063058] [2020-11-28 03:11:11,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:11:11,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:11,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:11:11,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:11,502 INFO L87 Difference]: Start difference. First operand 146 states and 202 transitions. Second operand 5 states. [2020-11-28 03:11:11,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:11,658 INFO L93 Difference]: Finished difference Result 406 states and 552 transitions. [2020-11-28 03:11:11,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:11:11,659 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-28 03:11:11,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:11,661 INFO L225 Difference]: With dead ends: 406 [2020-11-28 03:11:11,661 INFO L226 Difference]: Without dead ends: 267 [2020-11-28 03:11:11,663 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 03:11:11,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2020-11-28 03:11:11,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 154. [2020-11-28 03:11:11,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-11-28 03:11:11,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 210 transitions. [2020-11-28 03:11:11,684 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 210 transitions. Word has length 34 [2020-11-28 03:11:11,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:11,685 INFO L481 AbstractCegarLoop]: Abstraction has 154 states and 210 transitions. [2020-11-28 03:11:11,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:11:11,685 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 210 transitions. [2020-11-28 03:11:11,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:11:11,688 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:11,688 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:11,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:11:11,689 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:11,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:11,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1943850388, now seen corresponding path program 1 times [2020-11-28 03:11:11,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:11,690 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581836919] [2020-11-28 03:11:11,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:11,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:11,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581836919] [2020-11-28 03:11:11,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:11,773 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:11:11,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576652338] [2020-11-28 03:11:11,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:11,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:11,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:11,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:11,775 INFO L87 Difference]: Start difference. First operand 154 states and 210 transitions. Second operand 3 states. [2020-11-28 03:11:11,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:11,823 INFO L93 Difference]: Finished difference Result 359 states and 488 transitions. [2020-11-28 03:11:11,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:11,824 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-11-28 03:11:11,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:11,825 INFO L225 Difference]: With dead ends: 359 [2020-11-28 03:11:11,826 INFO L226 Difference]: Without dead ends: 212 [2020-11-28 03:11:11,826 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:11,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-11-28 03:11:11,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-11-28 03:11:11,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-11-28 03:11:11,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 281 transitions. [2020-11-28 03:11:11,858 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 281 transitions. Word has length 34 [2020-11-28 03:11:11,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:11,860 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 281 transitions. [2020-11-28 03:11:11,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:11,861 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 281 transitions. [2020-11-28 03:11:11,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-28 03:11:11,864 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:11,865 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:11,865 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:11:11,866 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:11,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:11,867 INFO L82 PathProgramCache]: Analyzing trace with hash 955170732, now seen corresponding path program 1 times [2020-11-28 03:11:11,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:11,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569177083] [2020-11-28 03:11:11,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:11,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:12,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:12,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569177083] [2020-11-28 03:11:12,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:12,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:11:12,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118373854] [2020-11-28 03:11:12,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 03:11:12,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:12,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:11:12,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:11:12,092 INFO L87 Difference]: Start difference. First operand 212 states and 281 transitions. Second operand 7 states. [2020-11-28 03:11:12,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:12,517 INFO L93 Difference]: Finished difference Result 1039 states and 1412 transitions. [2020-11-28 03:11:12,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:11:12,518 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 35 [2020-11-28 03:11:12,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:12,524 INFO L225 Difference]: With dead ends: 1039 [2020-11-28 03:11:12,524 INFO L226 Difference]: Without dead ends: 892 [2020-11-28 03:11:12,525 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-11-28 03:11:12,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2020-11-28 03:11:12,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 372. [2020-11-28 03:11:12,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2020-11-28 03:11:12,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 491 transitions. [2020-11-28 03:11:12,610 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 491 transitions. Word has length 35 [2020-11-28 03:11:12,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:12,612 INFO L481 AbstractCegarLoop]: Abstraction has 372 states and 491 transitions. [2020-11-28 03:11:12,612 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 03:11:12,612 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 491 transitions. [2020-11-28 03:11:12,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-28 03:11:12,613 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:12,614 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:12,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:11:12,615 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:12,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:12,615 INFO L82 PathProgramCache]: Analyzing trace with hash 2130336822, now seen corresponding path program 1 times [2020-11-28 03:11:12,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:12,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877174577] [2020-11-28 03:11:12,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:12,693 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:11:12,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877174577] [2020-11-28 03:11:12,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:12,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:12,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793389462] [2020-11-28 03:11:12,695 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:12,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:12,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:12,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:12,697 INFO L87 Difference]: Start difference. First operand 372 states and 491 transitions. Second operand 3 states. [2020-11-28 03:11:12,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:12,821 INFO L93 Difference]: Finished difference Result 624 states and 822 transitions. [2020-11-28 03:11:12,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:12,824 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-11-28 03:11:12,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:12,826 INFO L225 Difference]: With dead ends: 624 [2020-11-28 03:11:12,827 INFO L226 Difference]: Without dead ends: 259 [2020-11-28 03:11:12,828 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:12,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-11-28 03:11:12,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 253. [2020-11-28 03:11:12,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2020-11-28 03:11:12,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 329 transitions. [2020-11-28 03:11:12,860 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 329 transitions. Word has length 55 [2020-11-28 03:11:12,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:12,860 INFO L481 AbstractCegarLoop]: Abstraction has 253 states and 329 transitions. [2020-11-28 03:11:12,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:12,861 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 329 transitions. [2020-11-28 03:11:12,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-28 03:11:12,861 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:12,862 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:12,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 03:11:12,862 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:12,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:12,863 INFO L82 PathProgramCache]: Analyzing trace with hash 1572224159, now seen corresponding path program 1 times [2020-11-28 03:11:12,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:12,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582901411] [2020-11-28 03:11:12,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:12,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582901411] [2020-11-28 03:11:12,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842715685] [2020-11-28 03:11:12,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:11:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:13,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 03:11:13,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:11:13,309 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:13,310 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:11:13,310 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2020-11-28 03:11:13,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176300949] [2020-11-28 03:11:13,312 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-28 03:11:13,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:13,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-28 03:11:13,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-28 03:11:13,314 INFO L87 Difference]: Start difference. First operand 253 states and 329 transitions. Second operand 9 states. [2020-11-28 03:11:13,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:13,909 INFO L93 Difference]: Finished difference Result 588 states and 775 transitions. [2020-11-28 03:11:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-28 03:11:13,909 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-11-28 03:11:13,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:13,911 INFO L225 Difference]: With dead ends: 588 [2020-11-28 03:11:13,911 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:11:13,913 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-11-28 03:11:13,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:11:13,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:11:13,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:11:13,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:11:13,914 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-11-28 03:11:13,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:13,915 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:13,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-28 03:11:13,915 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:11:13,915 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:11:14,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-11-28 03:11:14,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:11:14,385 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 90 [2020-11-28 03:11:14,721 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 81 [2020-11-28 03:11:14,863 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 79 [2020-11-28 03:11:15,027 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2020-11-28 03:11:15,847 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 28 [2020-11-28 03:11:16,226 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 26 [2020-11-28 03:11:16,661 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2020-11-28 03:11:16,860 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2020-11-28 03:11:17,318 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2020-11-28 03:11:17,495 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 22 [2020-11-28 03:11:17,937 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2020-11-28 03:11:18,226 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2020-11-28 03:11:18,555 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 13 [2020-11-28 03:11:18,855 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 27 [2020-11-28 03:11:19,117 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2020-11-28 03:11:19,408 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2020-11-28 03:11:19,506 INFO L274 CegarLoopResult]: For program point L101-4(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:11:19,507 INFO L274 CegarLoopResult]: For program point L101-5(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:11:19,507 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:19,507 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:11:19,507 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:11:19,507 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:11:19,507 INFO L274 CegarLoopResult]: For program point L763(lines 763 767) no Hoare annotation was computed. [2020-11-28 03:11:19,507 INFO L274 CegarLoopResult]: For program point L730(lines 730 740) no Hoare annotation was computed. [2020-11-28 03:11:19,507 INFO L274 CegarLoopResult]: For program point L763-1(lines 763 767) no Hoare annotation was computed. [2020-11-28 03:11:19,507 INFO L274 CegarLoopResult]: For program point L730-2(lines 730 740) no Hoare annotation was computed. [2020-11-28 03:11:19,507 INFO L274 CegarLoopResult]: For program point L730-4(lines 730 740) no Hoare annotation was computed. [2020-11-28 03:11:19,508 INFO L274 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-11-28 03:11:19,508 INFO L274 CegarLoopResult]: For program point L731-2(lines 731 737) no Hoare annotation was computed. [2020-11-28 03:11:19,508 INFO L274 CegarLoopResult]: For program point L731-4(lines 731 737) no Hoare annotation was computed. [2020-11-28 03:11:19,508 INFO L274 CegarLoopResult]: For program point L302(lines 302 317) no Hoare annotation was computed. [2020-11-28 03:11:19,508 INFO L270 CegarLoopResult]: At program point L72(lines 72 78) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-28 03:11:19,508 INFO L270 CegarLoopResult]: At program point L72-1(lines 72 78) the Hoare annotation is: false [2020-11-28 03:11:19,508 INFO L270 CegarLoopResult]: At program point L72-2(lines 72 78) the Hoare annotation is: false [2020-11-28 03:11:19,509 INFO L274 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2020-11-28 03:11:19,509 INFO L274 CegarLoopResult]: For program point L898-3(lines 898 902) no Hoare annotation was computed. [2020-11-28 03:11:19,509 INFO L274 CegarLoopResult]: For program point L898-6(lines 898 902) no Hoare annotation was computed. [2020-11-28 03:11:19,509 INFO L274 CegarLoopResult]: For program point L239(lines 239 245) no Hoare annotation was computed. [2020-11-28 03:11:19,509 INFO L270 CegarLoopResult]: At program point L239-1(lines 239 245) the Hoare annotation is: (and (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:19,509 INFO L274 CegarLoopResult]: For program point L834(lines 834 841) no Hoare annotation was computed. [2020-11-28 03:11:19,509 INFO L277 CegarLoopResult]: At program point L834-1(lines 834 841) the Hoare annotation is: true [2020-11-28 03:11:19,509 INFO L274 CegarLoopResult]: For program point L273(lines 272 321) no Hoare annotation was computed. [2020-11-28 03:11:19,510 INFO L270 CegarLoopResult]: At program point L967(lines 962 970) the Hoare annotation is: (let ((.cse5 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) .cse5)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse3) (and .cse4 .cse5 .cse1 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2))))) [2020-11-28 03:11:19,510 INFO L270 CegarLoopResult]: At program point L967-1(lines 962 970) the Hoare annotation is: false [2020-11-28 03:11:19,510 INFO L270 CegarLoopResult]: At program point L967-2(lines 962 970) the Hoare annotation is: false [2020-11-28 03:11:19,510 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:19,510 INFO L274 CegarLoopResult]: For program point L274(lines 274 278) no Hoare annotation was computed. [2020-11-28 03:11:19,510 INFO L270 CegarLoopResult]: At program point L935(lines 930 938) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:19,510 INFO L270 CegarLoopResult]: At program point L935-1(lines 930 938) the Hoare annotation is: false [2020-11-28 03:11:19,510 INFO L270 CegarLoopResult]: At program point L935-2(lines 930 938) the Hoare annotation is: false [2020-11-28 03:11:19,511 INFO L270 CegarLoopResult]: At program point L176(lines 171 179) the Hoare annotation is: (let ((.cse2 (= 2 ~waterLevel~0))) (let ((.cse6 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (or (<= ~waterLevel~0 1) .cse2)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse3 .cse6 .cse7 .cse4) (and .cse5 (= 0 ~systemActive~0) .cse6 .cse7 .cse4) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse5 .cse3 .cse4)))) [2020-11-28 03:11:19,511 INFO L270 CegarLoopResult]: At program point L176-1(lines 171 179) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 .cse3))) [2020-11-28 03:11:19,511 INFO L270 CegarLoopResult]: At program point L176-2(lines 171 179) the Hoare annotation is: false [2020-11-28 03:11:19,511 INFO L270 CegarLoopResult]: At program point L176-3(lines 171 179) the Hoare annotation is: false [2020-11-28 03:11:19,511 INFO L270 CegarLoopResult]: At program point L176-4(lines 171 179) the Hoare annotation is: false [2020-11-28 03:11:19,511 INFO L270 CegarLoopResult]: At program point L176-5(lines 171 179) the Hoare annotation is: false [2020-11-28 03:11:19,511 INFO L270 CegarLoopResult]: At program point L705(lines 700 707) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:19,512 INFO L274 CegarLoopResult]: For program point L310(lines 310 316) no Hoare annotation was computed. [2020-11-28 03:11:19,512 INFO L270 CegarLoopResult]: At program point L310-1(lines 1 984) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-28 03:11:19,512 INFO L270 CegarLoopResult]: At program point L807(lines 803 809) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:19,512 INFO L274 CegarLoopResult]: For program point L975(lines 975 981) no Hoare annotation was computed. [2020-11-28 03:11:19,512 INFO L274 CegarLoopResult]: For program point L975-1(lines 975 981) no Hoare annotation was computed. [2020-11-28 03:11:19,512 INFO L274 CegarLoopResult]: For program point L975-2(lines 975 981) no Hoare annotation was computed. [2020-11-28 03:11:19,512 INFO L274 CegarLoopResult]: For program point L975-3(lines 975 981) no Hoare annotation was computed. [2020-11-28 03:11:19,512 INFO L274 CegarLoopResult]: For program point L975-4(lines 975 981) no Hoare annotation was computed. [2020-11-28 03:11:19,512 INFO L277 CegarLoopResult]: At program point L843(lines 824 846) the Hoare annotation is: true [2020-11-28 03:11:19,512 INFO L274 CegarLoopResult]: For program point L975-5(lines 975 981) no Hoare annotation was computed. [2020-11-28 03:11:19,512 INFO L274 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2020-11-28 03:11:19,514 INFO L270 CegarLoopResult]: At program point L282-1(lines 282 288) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-28 03:11:19,514 INFO L274 CegarLoopResult]: For program point L910(lines 910 914) no Hoare annotation was computed. [2020-11-28 03:11:19,514 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:11:19,514 INFO L270 CegarLoopResult]: At program point L879(lines 1 984) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:19,515 INFO L270 CegarLoopResult]: At program point L715(lines 65 71) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 .cse3))) [2020-11-28 03:11:19,515 INFO L270 CegarLoopResult]: At program point L715-1(lines 65 71) the Hoare annotation is: false [2020-11-28 03:11:19,515 INFO L270 CegarLoopResult]: At program point L715-2(lines 65 71) the Hoare annotation is: false [2020-11-28 03:11:19,515 INFO L270 CegarLoopResult]: At program point L980(lines 971 984) the Hoare annotation is: false [2020-11-28 03:11:19,515 INFO L270 CegarLoopResult]: At program point L980-1(lines 971 984) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-11-28 03:11:19,515 INFO L270 CegarLoopResult]: At program point L980-2(lines 971 984) the Hoare annotation is: false [2020-11-28 03:11:19,515 INFO L270 CegarLoopResult]: At program point L980-3(lines 971 984) the Hoare annotation is: false [2020-11-28 03:11:19,515 INFO L270 CegarLoopResult]: At program point L980-4(lines 971 984) the Hoare annotation is: false [2020-11-28 03:11:19,515 INFO L270 CegarLoopResult]: At program point L980-5(lines 971 984) the Hoare annotation is: false [2020-11-28 03:11:19,515 INFO L274 CegarLoopResult]: For program point L123(lines 123 140) no Hoare annotation was computed. [2020-11-28 03:11:19,515 INFO L274 CegarLoopResult]: For program point L123-1(lines 123 140) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point L123-2(lines 123 140) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L270 CegarLoopResult]: At program point L322(lines 271 323) the Hoare annotation is: false [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point L852-1(line 852) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point L852-2(line 852) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point L225(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point L225-2(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point L225-3(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point L225-5(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point L225-6(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point L225-8(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,516 INFO L274 CegarLoopResult]: For program point L225-9(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,517 INFO L274 CegarLoopResult]: For program point L225-11(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,517 INFO L274 CegarLoopResult]: For program point L225-12(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,517 INFO L274 CegarLoopResult]: For program point L225-14(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,517 INFO L274 CegarLoopResult]: For program point L225-15(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,517 INFO L274 CegarLoopResult]: For program point L225-17(lines 225 229) no Hoare annotation was computed. [2020-11-28 03:11:19,517 INFO L274 CegarLoopResult]: For program point L292(lines 292 298) no Hoare annotation was computed. [2020-11-28 03:11:19,517 INFO L270 CegarLoopResult]: At program point L292-1(lines 292 298) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-28 03:11:19,517 INFO L274 CegarLoopResult]: For program point L127(lines 127 135) no Hoare annotation was computed. [2020-11-28 03:11:19,517 INFO L274 CegarLoopResult]: For program point L127-1(lines 127 135) no Hoare annotation was computed. [2020-11-28 03:11:19,517 INFO L274 CegarLoopResult]: For program point L127-2(lines 127 135) no Hoare annotation was computed. [2020-11-28 03:11:19,517 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:11:19,517 INFO L270 CegarLoopResult]: At program point L887(lines 882 890) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:19,518 INFO L274 CegarLoopResult]: For program point L922(lines 922 926) no Hoare annotation was computed. [2020-11-28 03:11:19,518 INFO L274 CegarLoopResult]: For program point L97(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:11:19,518 INFO L274 CegarLoopResult]: For program point L97-1(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:11:19,518 INFO L274 CegarLoopResult]: For program point L97-2(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:11:19,518 INFO L274 CegarLoopResult]: For program point L97-3(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:11:19,518 INFO L274 CegarLoopResult]: For program point L97-4(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:11:19,518 INFO L274 CegarLoopResult]: For program point L97-5(lines 97 114) no Hoare annotation was computed. [2020-11-28 03:11:19,518 INFO L270 CegarLoopResult]: At program point L65(lines 61 83) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse3))) [2020-11-28 03:11:19,518 INFO L270 CegarLoopResult]: At program point L65-1(lines 61 83) the Hoare annotation is: false [2020-11-28 03:11:19,518 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:11:19,518 INFO L270 CegarLoopResult]: At program point L65-2(lines 61 83) the Hoare annotation is: false [2020-11-28 03:11:19,518 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:19,519 INFO L274 CegarLoopResult]: For program point L726(lines 726 743) no Hoare annotation was computed. [2020-11-28 03:11:19,519 INFO L270 CegarLoopResult]: At program point L726-1(lines 1 984) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7 2) .cse2 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2)) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-28 03:11:19,519 INFO L270 CegarLoopResult]: At program point L759-2(lines 759 773) the Hoare annotation is: false [2020-11-28 03:11:19,519 INFO L274 CegarLoopResult]: For program point L726-2(lines 726 743) no Hoare annotation was computed. [2020-11-28 03:11:19,519 INFO L270 CegarLoopResult]: At program point L726-3(lines 1 984) the Hoare annotation is: false [2020-11-28 03:11:19,519 INFO L274 CegarLoopResult]: For program point L726-4(lines 726 743) no Hoare annotation was computed. [2020-11-28 03:11:19,519 INFO L270 CegarLoopResult]: At program point L726-5(lines 1 984) the Hoare annotation is: false [2020-11-28 03:11:19,519 INFO L270 CegarLoopResult]: At program point L231(lines 216 234) the Hoare annotation is: false [2020-11-28 03:11:19,519 INFO L270 CegarLoopResult]: At program point L231-1(lines 216 234) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (<= ~waterLevel~0 1) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)))) [2020-11-28 03:11:19,519 INFO L270 CegarLoopResult]: At program point L231-2(lines 216 234) the Hoare annotation is: false [2020-11-28 03:11:19,519 INFO L270 CegarLoopResult]: At program point L231-3(lines 216 234) the Hoare annotation is: false [2020-11-28 03:11:19,520 INFO L270 CegarLoopResult]: At program point L231-4(lines 216 234) the Hoare annotation is: false [2020-11-28 03:11:19,520 INFO L270 CegarLoopResult]: At program point L231-5(lines 216 234) the Hoare annotation is: false [2020-11-28 03:11:19,520 INFO L274 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-11-28 03:11:19,523 INFO L270 CegarLoopResult]: At program point L167(lines 160 170) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:19,523 INFO L270 CegarLoopResult]: At program point L167-1(lines 160 170) the Hoare annotation is: false [2020-11-28 03:11:19,523 INFO L274 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:11:19,525 INFO L270 CegarLoopResult]: At program point L167-2(lines 160 170) the Hoare annotation is: false [2020-11-28 03:11:19,525 INFO L274 CegarLoopResult]: For program point L101-1(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:11:19,525 INFO L274 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:11:19,525 INFO L274 CegarLoopResult]: For program point L101-3(lines 101 109) no Hoare annotation was computed. [2020-11-28 03:11:19,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:11:19 BoogieIcfgContainer [2020-11-28 03:11:19,593 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:11:19,594 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:11:19,594 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:11:19,595 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:11:19,595 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:09" (3/4) ... [2020-11-28 03:11:19,603 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:11:19,636 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:11:19,638 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:11:19,640 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:11:19,641 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:11:19,642 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:11:19,643 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:11:19,645 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:11:19,679 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 2) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 03:11:19,679 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 03:11:19,680 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 03:11:19,682 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 03:11:19,683 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 03:11:19,684 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 03:11:19,684 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 03:11:19,685 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 03:11:19,687 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) [2020-11-28 03:11:19,687 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 [2020-11-28 03:11:19,692 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 [2020-11-28 03:11:19,692 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:11:19,695 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 03:11:19,697 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) [2020-11-28 03:11:19,818 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a3e83985-453e-40b5-aed5-eb492371b4e5/bin/uautomizer/witness.graphml [2020-11-28 03:11:19,818 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:11:19,819 INFO L168 Benchmark]: Toolchain (without parser) took 12837.74 ms. Allocated memory was 79.7 MB in the beginning and 197.1 MB in the end (delta: 117.4 MB). Free memory was 49.4 MB in the beginning and 113.3 MB in the end (delta: -63.9 MB). Peak memory consumption was 52.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:19,820 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 79.7 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 43.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:11:19,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.56 ms. Allocated memory was 79.7 MB in the beginning and 113.2 MB in the end (delta: 33.6 MB). Free memory was 49.3 MB in the beginning and 79.8 MB in the end (delta: -30.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:19,821 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.09 ms. Allocated memory is still 113.2 MB. Free memory was 79.8 MB in the beginning and 76.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:19,821 INFO L168 Benchmark]: Boogie Preprocessor took 60.78 ms. Allocated memory is still 113.2 MB. Free memory was 76.2 MB in the beginning and 73.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:19,821 INFO L168 Benchmark]: RCFGBuilder took 1484.81 ms. Allocated memory is still 113.2 MB. Free memory was 73.5 MB in the beginning and 64.9 MB in the end (delta: 8.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:19,822 INFO L168 Benchmark]: TraceAbstraction took 10169.92 ms. Allocated memory was 113.2 MB in the beginning and 197.1 MB in the end (delta: 83.9 MB). Free memory was 64.9 MB in the beginning and 123.9 MB in the end (delta: -59.1 MB). Peak memory consumption was 83.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:19,822 INFO L168 Benchmark]: Witness Printer took 224.05 ms. Allocated memory is still 197.1 MB. Free memory was 123.9 MB in the beginning and 113.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:19,826 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 79.7 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 43.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 778.56 ms. Allocated memory was 79.7 MB in the beginning and 113.2 MB in the end (delta: 33.6 MB). Free memory was 49.3 MB in the beginning and 79.8 MB in the end (delta: -30.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.09 ms. Allocated memory is still 113.2 MB. Free memory was 79.8 MB in the beginning and 76.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.78 ms. Allocated memory is still 113.2 MB. Free memory was 76.2 MB in the beginning and 73.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1484.81 ms. Allocated memory is still 113.2 MB. Free memory was 73.5 MB in the beginning and 64.9 MB in the end (delta: 8.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10169.92 ms. Allocated memory was 113.2 MB in the beginning and 197.1 MB in the end (delta: 83.9 MB). Free memory was 64.9 MB in the beginning and 123.9 MB in the end (delta: -59.1 MB). Peak memory consumption was 83.6 MB. Max. memory is 16.1 GB. * Witness Printer took 224.05 ms. Allocated memory is still 197.1 MB. Free memory was 123.9 MB in the beginning and 113.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.5 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: 700]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: ((waterLevel <= 1 || 2 == waterLevel) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 2) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 125 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.6s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1168 SDtfs, 1572 SDslu, 1754 SDs, 0 SdLazy, 289 SolverSat, 95 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=372occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 947 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 206 NumberOfFragments, 901 HoareAnnotationTreeSize, 51 FomulaSimplifications, 145442 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 22843 FormulaSimplificationTreeSizeReductionInter, 4.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 426 NumberOfCodeBlocks, 426 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 414 ConstructedInterpolants, 0 QuantifiedInterpolants, 32903 SizeOfPredicates, 4 NumberOfNonLiveVariables, 442 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 38/48 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...