./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product59.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_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product59.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/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 118c87a61fbb1df2cb9a671e761c9c9d71205fb6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 03:10:21,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:10:21,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:10:21,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:10:21,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:10:21,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:10:21,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:10:21,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:10:21,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:10:21,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:10:21,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:10:21,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:10:21,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:10:21,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:10:21,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:10:21,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:10:21,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:10:21,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:10:21,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:10:21,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:10:21,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:10:21,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:10:21,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:10:21,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:10:21,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:10:21,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:10:21,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:10:21,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:10:21,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:10:21,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:10:21,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:10:21,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:10:21,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:10:21,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:10:21,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:10:21,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:10:21,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:10:21,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:10:21,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:10:21,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:10:21,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:10:21,447 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:10:21,488 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:10:21,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:10:21,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:10:21,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:10:21,492 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:10:21,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:10:21,493 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:10:21,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:10:21,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:10:21,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:10:21,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:10:21,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:10:21,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:10:21,497 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:10:21,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:10:21,498 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:10:21,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:10:21,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:10:21,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:10:21,500 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:10:21,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:10:21,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:10:21,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:10:21,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:10:21,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:10:21,502 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:10:21,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:10:21,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:10:21,503 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:10:21,503 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_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 118c87a61fbb1df2cb9a671e761c9c9d71205fb6 [2020-11-28 03:10:21,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:10:21,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:10:21,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:10:21,891 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:10:21,892 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:10:21,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product59.cil.c [2020-11-28 03:10:21,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer/data/82fd2fc1e/d9516fcdd2e543f1bd6b4ad1f7a345f9/FLAG7ee74e130 [2020-11-28 03:10:22,618 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:10:22,618 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/sv-benchmarks/c/product-lines/minepump_spec1_product59.cil.c [2020-11-28 03:10:22,632 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer/data/82fd2fc1e/d9516fcdd2e543f1bd6b4ad1f7a345f9/FLAG7ee74e130 [2020-11-28 03:10:22,889 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer/data/82fd2fc1e/d9516fcdd2e543f1bd6b4ad1f7a345f9 [2020-11-28 03:10:22,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:10:22,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:10:22,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:22,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:10:22,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:10:22,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:22" (1/1) ... [2020-11-28 03:10:22,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18daf0a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:22, skipping insertion in model container [2020-11-28 03:10:22,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:22" (1/1) ... [2020-11-28 03:10:22,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:10:22,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:23,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:10:23,288 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:10:23,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:10:23,440 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:10:23,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23 WrapperNode [2020-11-28 03:10:23,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:23,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:10:23,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:10:23,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:10:23,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:10:23,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:10:23,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:10:23,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:10:23,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:10:23,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:10:23,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:10:23,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:10:23,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/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 03:10:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:10:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:10:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:10:23,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:10:24,865 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:10:24,865 INFO L298 CfgBuilder]: Removed 202 assume(true) statements. [2020-11-28 03:10:24,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:10:24 BoogieIcfgContainer [2020-11-28 03:10:24,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:10:24,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:10:24,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:10:24,872 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:10:24,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:10:22" (1/3) ... [2020-11-28 03:10:24,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d4e05c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:10:24, skipping insertion in model container [2020-11-28 03:10:24,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (2/3) ... [2020-11-28 03:10:24,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d4e05c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:10:24, skipping insertion in model container [2020-11-28 03:10:24,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:10:24" (3/3) ... [2020-11-28 03:10:24,875 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product59.cil.c [2020-11-28 03:10:24,887 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:10:24,892 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:10:24,904 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:10:24,931 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:10:24,932 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:10:24,932 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:10:24,932 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:10:24,932 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:10:24,932 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:10:24,932 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:10:24,932 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:10:24,958 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2020-11-28 03:10:24,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 03:10:24,964 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:24,965 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:24,965 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:24,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:24,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1591441701, now seen corresponding path program 1 times [2020-11-28 03:10:24,978 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:24,979 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559415981] [2020-11-28 03:10:24,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:25,205 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 03:10:25,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559415981] [2020-11-28 03:10:25,207 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:25,207 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:10:25,208 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247116908] [2020-11-28 03:10:25,212 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:10:25,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:25,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:10:25,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:10:25,230 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 2 states. [2020-11-28 03:10:25,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:25,267 INFO L93 Difference]: Finished difference Result 271 states and 404 transitions. [2020-11-28 03:10:25,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:10:25,268 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-28 03:10:25,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:25,296 INFO L225 Difference]: With dead ends: 271 [2020-11-28 03:10:25,296 INFO L226 Difference]: Without dead ends: 133 [2020-11-28 03:10:25,301 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 03:10:25,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-11-28 03:10:25,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2020-11-28 03:10:25,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-11-28 03:10:25,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 192 transitions. [2020-11-28 03:10:25,380 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 192 transitions. Word has length 16 [2020-11-28 03:10:25,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:25,380 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 192 transitions. [2020-11-28 03:10:25,381 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:10:25,382 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 192 transitions. [2020-11-28 03:10:25,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 03:10:25,384 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:25,384 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:25,385 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:10:25,386 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:25,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:25,390 INFO L82 PathProgramCache]: Analyzing trace with hash 1656768698, now seen corresponding path program 1 times [2020-11-28 03:10:25,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:25,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772551040] [2020-11-28 03:10:25,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:25,581 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 03:10:25,581 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772551040] [2020-11-28 03:10:25,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:25,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:10:25,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416503789] [2020-11-28 03:10:25,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:10:25,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:25,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:10:25,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:10:25,585 INFO L87 Difference]: Start difference. First operand 133 states and 192 transitions. Second operand 3 states. [2020-11-28 03:10:25,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:25,607 INFO L93 Difference]: Finished difference Result 133 states and 192 transitions. [2020-11-28 03:10:25,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:10:25,608 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-11-28 03:10:25,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:25,611 INFO L225 Difference]: With dead ends: 133 [2020-11-28 03:10:25,611 INFO L226 Difference]: Without dead ends: 55 [2020-11-28 03:10:25,613 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 03:10:25,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-11-28 03:10:25,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-11-28 03:10:25,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-11-28 03:10:25,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2020-11-28 03:10:25,628 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 17 [2020-11-28 03:10:25,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:25,629 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2020-11-28 03:10:25,629 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:10:25,629 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2020-11-28 03:10:25,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 03:10:25,631 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:25,632 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:25,632 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:10:25,633 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:25,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:25,634 INFO L82 PathProgramCache]: Analyzing trace with hash -1725162559, now seen corresponding path program 1 times [2020-11-28 03:10:25,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:25,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258788511] [2020-11-28 03:10:25,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:25,803 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 03:10:25,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258788511] [2020-11-28 03:10:25,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:25,803 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:10:25,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214522050] [2020-11-28 03:10:25,804 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:10:25,804 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:25,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:10:25,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:10:25,805 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 6 states. [2020-11-28 03:10:26,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:26,057 INFO L93 Difference]: Finished difference Result 176 states and 259 transitions. [2020-11-28 03:10:26,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:10:26,060 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-11-28 03:10:26,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:26,061 INFO L225 Difference]: With dead ends: 176 [2020-11-28 03:10:26,061 INFO L226 Difference]: Without dead ends: 127 [2020-11-28 03:10:26,064 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:10:26,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-11-28 03:10:26,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 74. [2020-11-28 03:10:26,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-11-28 03:10:26,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 108 transitions. [2020-11-28 03:10:26,076 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 108 transitions. Word has length 22 [2020-11-28 03:10:26,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:26,076 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 108 transitions. [2020-11-28 03:10:26,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:10:26,076 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2020-11-28 03:10:26,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 03:10:26,077 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:26,077 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:26,078 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:10:26,078 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:26,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:26,079 INFO L82 PathProgramCache]: Analyzing trace with hash 1536171928, now seen corresponding path program 1 times [2020-11-28 03:10:26,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:26,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567665896] [2020-11-28 03:10:26,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:26,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:26,215 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 03:10:26,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567665896] [2020-11-28 03:10:26,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:26,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:10:26,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360474945] [2020-11-28 03:10:26,217 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:10:26,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:26,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:10:26,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:10:26,218 INFO L87 Difference]: Start difference. First operand 74 states and 108 transitions. Second operand 3 states. [2020-11-28 03:10:26,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:26,302 INFO L93 Difference]: Finished difference Result 163 states and 240 transitions. [2020-11-28 03:10:26,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:10:26,302 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-11-28 03:10:26,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:26,304 INFO L225 Difference]: With dead ends: 163 [2020-11-28 03:10:26,304 INFO L226 Difference]: Without dead ends: 95 [2020-11-28 03:10:26,305 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 03:10:26,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-11-28 03:10:26,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2020-11-28 03:10:26,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-11-28 03:10:26,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 132 transitions. [2020-11-28 03:10:26,328 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 132 transitions. Word has length 24 [2020-11-28 03:10:26,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:26,329 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 132 transitions. [2020-11-28 03:10:26,329 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:10:26,329 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2020-11-28 03:10:26,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 03:10:26,330 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:26,330 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:26,330 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:10:26,331 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:26,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:26,331 INFO L82 PathProgramCache]: Analyzing trace with hash 1391898518, now seen corresponding path program 1 times [2020-11-28 03:10:26,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:26,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396165346] [2020-11-28 03:10:26,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:26,443 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 03:10:26,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396165346] [2020-11-28 03:10:26,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:26,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:10:26,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330286353] [2020-11-28 03:10:26,444 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:10:26,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:26,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:10:26,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:10:26,446 INFO L87 Difference]: Start difference. First operand 93 states and 132 transitions. Second operand 5 states. [2020-11-28 03:10:26,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:26,639 INFO L93 Difference]: Finished difference Result 477 states and 692 transitions. [2020-11-28 03:10:26,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 03:10:26,639 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-11-28 03:10:26,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:26,642 INFO L225 Difference]: With dead ends: 477 [2020-11-28 03:10:26,643 INFO L226 Difference]: Without dead ends: 390 [2020-11-28 03:10:26,647 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 03:10:26,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2020-11-28 03:10:26,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 172. [2020-11-28 03:10:26,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-11-28 03:10:26,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 242 transitions. [2020-11-28 03:10:26,692 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 242 transitions. Word has length 25 [2020-11-28 03:10:26,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:26,693 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 242 transitions. [2020-11-28 03:10:26,693 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:10:26,693 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 242 transitions. [2020-11-28 03:10:26,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 03:10:26,698 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:26,698 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:26,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:10:26,699 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:26,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:26,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1188091424, now seen corresponding path program 1 times [2020-11-28 03:10:26,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:26,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685308571] [2020-11-28 03:10:26,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:26,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:26,807 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 03:10:26,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685308571] [2020-11-28 03:10:26,808 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:26,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:10:26,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494708517] [2020-11-28 03:10:26,808 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:10:26,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:26,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:10:26,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:10:26,810 INFO L87 Difference]: Start difference. First operand 172 states and 242 transitions. Second operand 5 states. [2020-11-28 03:10:26,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:26,990 INFO L93 Difference]: Finished difference Result 490 states and 693 transitions. [2020-11-28 03:10:26,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:10:26,991 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-11-28 03:10:26,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:26,994 INFO L225 Difference]: With dead ends: 490 [2020-11-28 03:10:26,995 INFO L226 Difference]: Without dead ends: 488 [2020-11-28 03:10:26,996 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 03:10:26,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2020-11-28 03:10:27,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 172. [2020-11-28 03:10:27,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-11-28 03:10:27,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 240 transitions. [2020-11-28 03:10:27,029 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 240 transitions. Word has length 26 [2020-11-28 03:10:27,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:27,033 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 240 transitions. [2020-11-28 03:10:27,033 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:10:27,033 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 240 transitions. [2020-11-28 03:10:27,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:10:27,038 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:27,038 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 03:10:27,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:10:27,039 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:27,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:27,040 INFO L82 PathProgramCache]: Analyzing trace with hash 770731220, now seen corresponding path program 1 times [2020-11-28 03:10:27,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:27,041 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625140963] [2020-11-28 03:10:27,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:27,136 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 03:10:27,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625140963] [2020-11-28 03:10:27,137 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:27,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:10:27,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896628355] [2020-11-28 03:10:27,137 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:10:27,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:27,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:10:27,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:10:27,138 INFO L87 Difference]: Start difference. First operand 172 states and 240 transitions. Second operand 5 states. [2020-11-28 03:10:27,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:27,243 INFO L93 Difference]: Finished difference Result 500 states and 692 transitions. [2020-11-28 03:10:27,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:10:27,244 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-28 03:10:27,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:27,246 INFO L225 Difference]: With dead ends: 500 [2020-11-28 03:10:27,246 INFO L226 Difference]: Without dead ends: 334 [2020-11-28 03:10:27,249 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 03:10:27,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-11-28 03:10:27,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 184. [2020-11-28 03:10:27,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-11-28 03:10:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 252 transitions. [2020-11-28 03:10:27,270 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 252 transitions. Word has length 34 [2020-11-28 03:10:27,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:27,272 INFO L481 AbstractCegarLoop]: Abstraction has 184 states and 252 transitions. [2020-11-28 03:10:27,273 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:10:27,273 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 252 transitions. [2020-11-28 03:10:27,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:10:27,275 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:27,275 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 03:10:27,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:10:27,276 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:27,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:27,276 INFO L82 PathProgramCache]: Analyzing trace with hash 183925206, now seen corresponding path program 1 times [2020-11-28 03:10:27,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:27,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268712460] [2020-11-28 03:10:27,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:27,358 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 03:10:27,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268712460] [2020-11-28 03:10:27,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:27,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:10:27,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678478594] [2020-11-28 03:10:27,359 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:10:27,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:27,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:10:27,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:10:27,361 INFO L87 Difference]: Start difference. First operand 184 states and 252 transitions. Second operand 6 states. [2020-11-28 03:10:27,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:27,530 INFO L93 Difference]: Finished difference Result 534 states and 726 transitions. [2020-11-28 03:10:27,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:10:27,530 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-11-28 03:10:27,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:27,535 INFO L225 Difference]: With dead ends: 534 [2020-11-28 03:10:27,535 INFO L226 Difference]: Without dead ends: 356 [2020-11-28 03:10:27,537 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-28 03:10:27,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-11-28 03:10:27,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 192. [2020-11-28 03:10:27,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2020-11-28 03:10:27,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 260 transitions. [2020-11-28 03:10:27,564 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 260 transitions. Word has length 34 [2020-11-28 03:10:27,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:27,565 INFO L481 AbstractCegarLoop]: Abstraction has 192 states and 260 transitions. [2020-11-28 03:10:27,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:10:27,565 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 260 transitions. [2020-11-28 03:10:27,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 03:10:27,566 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:27,566 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 03:10:27,566 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:10:27,567 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:27,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:27,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1095938472, now seen corresponding path program 1 times [2020-11-28 03:10:27,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:27,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683733134] [2020-11-28 03:10:27,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:27,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:27,619 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 03:10:27,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683733134] [2020-11-28 03:10:27,620 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:27,620 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:10:27,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934459955] [2020-11-28 03:10:27,621 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:10:27,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:27,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:10:27,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:10:27,622 INFO L87 Difference]: Start difference. First operand 192 states and 260 transitions. Second operand 3 states. [2020-11-28 03:10:27,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:27,684 INFO L93 Difference]: Finished difference Result 466 states and 630 transitions. [2020-11-28 03:10:27,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:10:27,685 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-11-28 03:10:27,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:27,687 INFO L225 Difference]: With dead ends: 466 [2020-11-28 03:10:27,687 INFO L226 Difference]: Without dead ends: 280 [2020-11-28 03:10:27,689 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 03:10:27,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-11-28 03:10:27,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 280. [2020-11-28 03:10:27,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-11-28 03:10:27,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 370 transitions. [2020-11-28 03:10:27,721 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 370 transitions. Word has length 34 [2020-11-28 03:10:27,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:27,721 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 370 transitions. [2020-11-28 03:10:27,721 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:10:27,721 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 370 transitions. [2020-11-28 03:10:27,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-28 03:10:27,723 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:27,724 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 03:10:27,724 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:10:27,724 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:27,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:27,725 INFO L82 PathProgramCache]: Analyzing trace with hash 420497238, now seen corresponding path program 1 times [2020-11-28 03:10:27,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:27,725 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336276060] [2020-11-28 03:10:27,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:27,815 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 03:10:27,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336276060] [2020-11-28 03:10:27,815 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:27,815 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:10:27,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945750681] [2020-11-28 03:10:27,816 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:10:27,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:27,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:10:27,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:10:27,817 INFO L87 Difference]: Start difference. First operand 280 states and 370 transitions. Second operand 6 states. [2020-11-28 03:10:28,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:28,170 INFO L93 Difference]: Finished difference Result 856 states and 1134 transitions. [2020-11-28 03:10:28,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-28 03:10:28,171 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2020-11-28 03:10:28,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:28,175 INFO L225 Difference]: With dead ends: 856 [2020-11-28 03:10:28,175 INFO L226 Difference]: Without dead ends: 582 [2020-11-28 03:10:28,176 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-11-28 03:10:28,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2020-11-28 03:10:28,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 280. [2020-11-28 03:10:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-11-28 03:10:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 363 transitions. [2020-11-28 03:10:28,214 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 363 transitions. Word has length 35 [2020-11-28 03:10:28,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:28,215 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 363 transitions. [2020-11-28 03:10:28,215 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:10:28,215 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 363 transitions. [2020-11-28 03:10:28,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-28 03:10:28,216 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:28,216 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:28,217 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 03:10:28,217 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:28,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:28,217 INFO L82 PathProgramCache]: Analyzing trace with hash 569511075, now seen corresponding path program 1 times [2020-11-28 03:10:28,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:28,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154247776] [2020-11-28 03:10:28,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:28,333 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:10:28,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154247776] [2020-11-28 03:10:28,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:28,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:10:28,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558026462] [2020-11-28 03:10:28,335 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:10:28,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:28,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:10:28,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:10:28,336 INFO L87 Difference]: Start difference. First operand 280 states and 363 transitions. Second operand 6 states. [2020-11-28 03:10:28,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:28,773 INFO L93 Difference]: Finished difference Result 1458 states and 1932 transitions. [2020-11-28 03:10:28,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:10:28,774 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2020-11-28 03:10:28,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:28,781 INFO L225 Difference]: With dead ends: 1458 [2020-11-28 03:10:28,781 INFO L226 Difference]: Without dead ends: 1272 [2020-11-28 03:10:28,783 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-11-28 03:10:28,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1272 states. [2020-11-28 03:10:28,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1272 to 548. [2020-11-28 03:10:28,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 548 states. [2020-11-28 03:10:28,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 712 transitions. [2020-11-28 03:10:28,861 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 712 transitions. Word has length 56 [2020-11-28 03:10:28,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:28,862 INFO L481 AbstractCegarLoop]: Abstraction has 548 states and 712 transitions. [2020-11-28 03:10:28,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:10:28,862 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 712 transitions. [2020-11-28 03:10:28,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-28 03:10:28,873 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:28,874 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:28,874 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 03:10:28,874 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:28,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:28,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1270575653, now seen corresponding path program 1 times [2020-11-28 03:10:28,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:28,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271482699] [2020-11-28 03:10:28,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:28,977 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 03:10:28,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271482699] [2020-11-28 03:10:28,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:28,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:10:28,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019379773] [2020-11-28 03:10:28,979 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:10:28,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:28,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:10:28,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:10:28,980 INFO L87 Difference]: Start difference. First operand 548 states and 712 transitions. Second operand 5 states. [2020-11-28 03:10:29,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:29,109 INFO L93 Difference]: Finished difference Result 1114 states and 1447 transitions. [2020-11-28 03:10:29,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:10:29,109 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-11-28 03:10:29,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:29,111 INFO L225 Difference]: With dead ends: 1114 [2020-11-28 03:10:29,111 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:10:29,113 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 03:10:29,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:10:29,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:10:29,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:10:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:10:29,114 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-11-28 03:10:29,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:29,114 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:10:29,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:10:29,114 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:10:29,115 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:10:29,115 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 03:10:29,117 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:10:29,807 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-11-28 03:10:30,321 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 200 [2020-11-28 03:10:30,912 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 211 [2020-11-28 03:10:31,286 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 171 [2020-11-28 03:10:31,448 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 135 [2020-11-28 03:10:31,809 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 157 [2020-11-28 03:10:32,332 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 210 [2020-11-28 03:10:32,447 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 88 [2020-11-28 03:10:32,710 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 169 [2020-11-28 03:10:34,285 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 205 DAG size of output: 32 [2020-11-28 03:10:35,419 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 196 DAG size of output: 30 [2020-11-28 03:10:36,550 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 207 DAG size of output: 30 [2020-11-28 03:10:37,558 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 39 [2020-11-28 03:10:38,097 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 40 [2020-11-28 03:10:38,378 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 21 [2020-11-28 03:10:38,529 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 31 [2020-11-28 03:10:39,227 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 32 [2020-11-28 03:10:39,353 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 27 [2020-11-28 03:10:39,485 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 25 [2020-11-28 03:10:40,574 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 206 DAG size of output: 32 [2020-11-28 03:10:40,815 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 24 [2020-11-28 03:10:41,199 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 35 [2020-11-28 03:10:42,100 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 39 [2020-11-28 03:10:42,225 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 29 [2020-11-28 03:10:42,228 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:10:42,228 INFO L270 CegarLoopResult]: At program point L399(lines 394 402) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:10:42,228 INFO L270 CegarLoopResult]: At program point L399-1(lines 394 402) the Hoare annotation is: false [2020-11-28 03:10:42,228 INFO L270 CegarLoopResult]: At program point L399-2(lines 394 402) the Hoare annotation is: false [2020-11-28 03:10:42,228 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:10:42,228 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:10:42,229 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:10:42,229 INFO L274 CegarLoopResult]: For program point L467(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:10:42,229 INFO L274 CegarLoopResult]: For program point L467-2(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:10:42,229 INFO L274 CegarLoopResult]: For program point L467-3(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:10:42,229 INFO L274 CegarLoopResult]: For program point L302(lines 302 319) no Hoare annotation was computed. [2020-11-28 03:10:42,229 INFO L274 CegarLoopResult]: For program point L467-5(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:10:42,229 INFO L274 CegarLoopResult]: For program point L302-1(lines 302 319) no Hoare annotation was computed. [2020-11-28 03:10:42,229 INFO L274 CegarLoopResult]: For program point L467-6(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:10:42,229 INFO L274 CegarLoopResult]: For program point L302-2(lines 302 319) no Hoare annotation was computed. [2020-11-28 03:10:42,229 INFO L274 CegarLoopResult]: For program point L302-3(lines 302 319) no Hoare annotation was computed. [2020-11-28 03:10:42,229 INFO L274 CegarLoopResult]: For program point L467-8(lines 467 471) no Hoare annotation was computed. [2020-11-28 03:10:42,230 INFO L274 CegarLoopResult]: For program point L302-4(lines 302 319) no Hoare annotation was computed. [2020-11-28 03:10:42,230 INFO L274 CegarLoopResult]: For program point L302-5(lines 302 319) no Hoare annotation was computed. [2020-11-28 03:10:42,230 INFO L270 CegarLoopResult]: At program point L270(lines 269 288) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse7 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse5))) [2020-11-28 03:10:42,230 INFO L274 CegarLoopResult]: For program point L270-1(lines 270 276) no Hoare annotation was computed. [2020-11-28 03:10:42,230 INFO L274 CegarLoopResult]: For program point L204(lines 203 250) no Hoare annotation was computed. [2020-11-28 03:10:42,230 INFO L270 CegarLoopResult]: At program point L270-2(lines 269 288) the Hoare annotation is: false [2020-11-28 03:10:42,230 INFO L270 CegarLoopResult]: At program point L270-3(lines 269 288) the Hoare annotation is: false [2020-11-28 03:10:42,230 INFO L270 CegarLoopResult]: At program point L138(lines 129 142) the Hoare annotation is: false [2020-11-28 03:10:42,231 INFO L270 CegarLoopResult]: At program point L138-1(lines 129 142) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse7 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse2 .cse4 .cse5 .cse8 .cse6) (and .cse0 .cse9 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse9 .cse2 .cse4 .cse5 .cse8 .cse6))) [2020-11-28 03:10:42,231 INFO L270 CegarLoopResult]: At program point L138-2(lines 129 142) the Hoare annotation is: false [2020-11-28 03:10:42,231 INFO L270 CegarLoopResult]: At program point L138-3(lines 129 142) the Hoare annotation is: false [2020-11-28 03:10:42,231 INFO L270 CegarLoopResult]: At program point L138-4(lines 129 142) the Hoare annotation is: false [2020-11-28 03:10:42,231 INFO L270 CegarLoopResult]: At program point L138-5(lines 129 142) the Hoare annotation is: false [2020-11-28 03:10:42,231 INFO L274 CegarLoopResult]: For program point L205(lines 205 209) no Hoare annotation was computed. [2020-11-28 03:10:42,231 INFO L274 CegarLoopResult]: For program point L239(lines 239 245) no Hoare annotation was computed. [2020-11-28 03:10:42,232 INFO L270 CegarLoopResult]: At program point L239-1(lines 270 276) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse4 .cse7 .cse5) (and .cse0 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse8 .cse6 .cse4 .cse7 .cse5))) [2020-11-28 03:10:42,232 INFO L274 CegarLoopResult]: For program point L306(lines 306 314) no Hoare annotation was computed. [2020-11-28 03:10:42,232 INFO L274 CegarLoopResult]: For program point L306-1(lines 306 314) no Hoare annotation was computed. [2020-11-28 03:10:42,232 INFO L274 CegarLoopResult]: For program point L306-2(lines 306 314) no Hoare annotation was computed. [2020-11-28 03:10:42,232 INFO L274 CegarLoopResult]: For program point L306-3(lines 306 314) no Hoare annotation was computed. [2020-11-28 03:10:42,232 INFO L274 CegarLoopResult]: For program point L306-4(lines 306 314) no Hoare annotation was computed. [2020-11-28 03:10:42,232 INFO L274 CegarLoopResult]: For program point L306-5(lines 306 314) no Hoare annotation was computed. [2020-11-28 03:10:42,232 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:10:42,233 INFO L270 CegarLoopResult]: At program point L473(lines 458 476) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isLowWaterLevel_~tmp___0~3 1)) (.cse2 (= |ULTIMATE.start_isLowWaterLevel_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse2 .cse1 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2020-11-28 03:10:42,233 INFO L270 CegarLoopResult]: At program point L473-1(lines 458 476) the Hoare annotation is: false [2020-11-28 03:10:42,233 INFO L270 CegarLoopResult]: At program point L473-2(lines 458 476) the Hoare annotation is: false [2020-11-28 03:10:42,233 INFO L270 CegarLoopResult]: At program point L277(lines 277 283) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) .cse2 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse3 .cse4))) [2020-11-28 03:10:42,233 INFO L270 CegarLoopResult]: At program point L277-1(lines 277 283) the Hoare annotation is: false [2020-11-28 03:10:42,233 INFO L270 CegarLoopResult]: At program point L277-2(lines 277 283) the Hoare annotation is: false [2020-11-28 03:10:42,233 INFO L274 CegarLoopResult]: For program point L80(lines 80 84) no Hoare annotation was computed. [2020-11-28 03:10:42,234 INFO L274 CegarLoopResult]: For program point L213(lines 213 219) no Hoare annotation was computed. [2020-11-28 03:10:42,234 INFO L270 CegarLoopResult]: At program point L213-1(lines 213 219) the Hoare annotation is: (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse7 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse4 .cse8 .cse6) (and .cse0 .cse1 .cse3 .cse7 .cse4 .cse8 .cse5 .cse6) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse7 .cse4 .cse8 .cse6))) [2020-11-28 03:10:42,234 INFO L270 CegarLoopResult]: At program point L148(lines 143 151) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-28 03:10:42,234 INFO L270 CegarLoopResult]: At program point L148-1(lines 143 151) the Hoare annotation is: false [2020-11-28 03:10:42,234 INFO L270 CegarLoopResult]: At program point L148-2(lines 143 151) the Hoare annotation is: false [2020-11-28 03:10:42,234 INFO L270 CegarLoopResult]: At program point L908-2(lines 908 922) the Hoare annotation is: false [2020-11-28 03:10:42,234 INFO L274 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-11-28 03:10:42,234 INFO L274 CegarLoopResult]: For program point L481(lines 481 487) no Hoare annotation was computed. [2020-11-28 03:10:42,235 INFO L270 CegarLoopResult]: At program point L481-1(lines 481 487) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and (= ~waterLevel~0 1) .cse0 .cse4 .cse1 .cse2 .cse3))) [2020-11-28 03:10:42,235 INFO L274 CegarLoopResult]: For program point L448(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,235 INFO L274 CegarLoopResult]: For program point L448-2(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,235 INFO L274 CegarLoopResult]: For program point L448-3(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,235 INFO L274 CegarLoopResult]: For program point L448-5(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,235 INFO L274 CegarLoopResult]: For program point L448-6(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,235 INFO L274 CegarLoopResult]: For program point L448-8(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,235 INFO L274 CegarLoopResult]: For program point L448-9(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,235 INFO L274 CegarLoopResult]: For program point L448-11(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,235 INFO L274 CegarLoopResult]: For program point L448-12(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,236 INFO L274 CegarLoopResult]: For program point L448-14(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,236 INFO L274 CegarLoopResult]: For program point L448-15(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,236 INFO L274 CegarLoopResult]: For program point L448-17(lines 448 452) no Hoare annotation was computed. [2020-11-28 03:10:42,236 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:10:42,236 INFO L270 CegarLoopResult]: At program point L251(lines 202 252) the Hoare annotation is: false [2020-11-28 03:10:42,236 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-28 03:10:42,236 INFO L274 CegarLoopResult]: For program point L185-1(line 185) no Hoare annotation was computed. [2020-11-28 03:10:42,236 INFO L274 CegarLoopResult]: For program point L185-2(line 185) no Hoare annotation was computed. [2020-11-28 03:10:42,236 INFO L274 CegarLoopResult]: For program point L912(lines 912 916) no Hoare annotation was computed. [2020-11-28 03:10:42,237 INFO L274 CegarLoopResult]: For program point L912-1(lines 270 276) no Hoare annotation was computed. [2020-11-28 03:10:42,237 INFO L274 CegarLoopResult]: For program point L979(lines 979 986) no Hoare annotation was computed. [2020-11-28 03:10:42,237 INFO L277 CegarLoopResult]: At program point L979-1(lines 979 986) the Hoare annotation is: true [2020-11-28 03:10:42,237 INFO L274 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-11-28 03:10:42,237 INFO L274 CegarLoopResult]: For program point L56-3(lines 56 60) no Hoare annotation was computed. [2020-11-28 03:10:42,237 INFO L274 CegarLoopResult]: For program point L56-6(lines 56 60) no Hoare annotation was computed. [2020-11-28 03:10:42,237 INFO L270 CegarLoopResult]: At program point L454(lines 439 457) the Hoare annotation is: false [2020-11-28 03:10:42,237 INFO L270 CegarLoopResult]: At program point L454-1(lines 439 457) the Hoare annotation is: (let ((.cse2 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse8 (<= 1 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse11 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse5 .cse11 .cse6 .cse7 .cse9) (and .cse0 .cse2 .cse3 .cse10 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse5 .cse11 .cse6 .cse7 .cse9))) [2020-11-28 03:10:42,237 INFO L270 CegarLoopResult]: At program point L454-2(lines 439 457) the Hoare annotation is: false [2020-11-28 03:10:42,238 INFO L270 CegarLoopResult]: At program point L454-3(lines 439 457) the Hoare annotation is: false [2020-11-28 03:10:42,238 INFO L270 CegarLoopResult]: At program point L454-4(lines 439 457) the Hoare annotation is: false [2020-11-28 03:10:42,238 INFO L270 CegarLoopResult]: At program point L454-5(lines 439 457) the Hoare annotation is: false [2020-11-28 03:10:42,238 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:10:42,238 INFO L274 CegarLoopResult]: For program point L223(lines 223 229) no Hoare annotation was computed. [2020-11-28 03:10:42,238 INFO L270 CegarLoopResult]: At program point L223-1(lines 223 229) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse4 .cse7 .cse5) (and .cse0 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse8 .cse6 .cse4 .cse7 .cse5))) [2020-11-28 03:10:42,239 INFO L270 CegarLoopResult]: At program point L884(lines 1 991) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:10:42,239 INFO L270 CegarLoopResult]: At program point L390(lines 383 393) the Hoare annotation is: false [2020-11-28 03:10:42,239 INFO L270 CegarLoopResult]: At program point L390-1(lines 383 393) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-28 03:10:42,239 INFO L270 CegarLoopResult]: At program point L390-2(lines 383 393) the Hoare annotation is: false [2020-11-28 03:10:42,239 INFO L270 CegarLoopResult]: At program point L390-3(lines 383 393) the Hoare annotation is: false [2020-11-28 03:10:42,239 INFO L270 CegarLoopResult]: At program point L390-4(lines 383 393) the Hoare annotation is: false [2020-11-28 03:10:42,240 INFO L270 CegarLoopResult]: At program point L390-5(lines 383 393) the Hoare annotation is: false [2020-11-28 03:10:42,240 INFO L270 CegarLoopResult]: At program point L93(lines 88 96) the Hoare annotation is: false [2020-11-28 03:10:42,240 INFO L270 CegarLoopResult]: At program point L93-1(lines 88 96) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-28 03:10:42,240 INFO L270 CegarLoopResult]: At program point L93-2(lines 88 96) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2 (<= 2 ~waterLevel~0) .cse4 .cse6) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6))) [2020-11-28 03:10:42,240 INFO L270 CegarLoopResult]: At program point L93-3(lines 88 96) the Hoare annotation is: false [2020-11-28 03:10:42,241 INFO L270 CegarLoopResult]: At program point L93-4(lines 88 96) the Hoare annotation is: false [2020-11-28 03:10:42,241 INFO L270 CegarLoopResult]: At program point L93-5(lines 88 96) the Hoare annotation is: false [2020-11-28 03:10:42,241 INFO L270 CegarLoopResult]: At program point L93-6(lines 88 96) the Hoare annotation is: false [2020-11-28 03:10:42,241 INFO L270 CegarLoopResult]: At program point L93-7(lines 88 96) the Hoare annotation is: false [2020-11-28 03:10:42,241 INFO L270 CegarLoopResult]: At program point L93-8(lines 88 96) the Hoare annotation is: false [2020-11-28 03:10:42,241 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:10:42,242 INFO L277 CegarLoopResult]: At program point L988(lines 969 991) the Hoare annotation is: true [2020-11-28 03:10:42,242 INFO L274 CegarLoopResult]: For program point L328(lines 328 345) no Hoare annotation was computed. [2020-11-28 03:10:42,242 INFO L274 CegarLoopResult]: For program point L328-1(lines 328 345) no Hoare annotation was computed. [2020-11-28 03:10:42,242 INFO L274 CegarLoopResult]: For program point L328-2(lines 328 345) no Hoare annotation was computed. [2020-11-28 03:10:42,242 INFO L274 CegarLoopResult]: For program point L163(lines 163 176) no Hoare annotation was computed. [2020-11-28 03:10:42,242 INFO L270 CegarLoopResult]: At program point L163-1(lines 1 991) the Hoare annotation is: (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse7 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse4 .cse8 .cse6) (and .cse0 .cse1 .cse3 .cse7 .cse4 .cse8 .cse5 .cse6) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse7 .cse4 .cse8 .cse6))) [2020-11-28 03:10:42,242 INFO L274 CegarLoopResult]: For program point L163-2(lines 163 176) no Hoare annotation was computed. [2020-11-28 03:10:42,242 INFO L270 CegarLoopResult]: At program point L163-3(lines 1 991) the Hoare annotation is: false [2020-11-28 03:10:42,243 INFO L274 CegarLoopResult]: For program point L163-4(lines 163 176) no Hoare annotation was computed. [2020-11-28 03:10:42,243 INFO L270 CegarLoopResult]: At program point L163-5(lines 1 991) the Hoare annotation is: false [2020-11-28 03:10:42,243 INFO L270 CegarLoopResult]: At program point L956(lines 952 958) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:10:42,243 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:10:42,243 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:10:42,243 INFO L270 CegarLoopResult]: At program point L892(lines 887 895) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:10:42,244 INFO L274 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2020-11-28 03:10:42,244 INFO L274 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2020-11-28 03:10:42,244 INFO L274 CegarLoopResult]: For program point L133-2(lines 133 139) no Hoare annotation was computed. [2020-11-28 03:10:42,244 INFO L274 CegarLoopResult]: For program point L133-3(lines 133 139) no Hoare annotation was computed. [2020-11-28 03:10:42,244 INFO L274 CegarLoopResult]: For program point L133-4(lines 133 139) no Hoare annotation was computed. [2020-11-28 03:10:42,244 INFO L274 CegarLoopResult]: For program point L133-5(lines 133 139) no Hoare annotation was computed. [2020-11-28 03:10:42,245 INFO L274 CegarLoopResult]: For program point L365(lines 365 371) no Hoare annotation was computed. [2020-11-28 03:10:42,245 INFO L274 CegarLoopResult]: For program point L332(lines 332 340) no Hoare annotation was computed. [2020-11-28 03:10:42,245 INFO L274 CegarLoopResult]: For program point L365-2(lines 365 371) no Hoare annotation was computed. [2020-11-28 03:10:42,245 INFO L274 CegarLoopResult]: For program point L332-1(lines 332 340) no Hoare annotation was computed. [2020-11-28 03:10:42,245 INFO L274 CegarLoopResult]: For program point L332-2(lines 332 340) no Hoare annotation was computed. [2020-11-28 03:10:42,245 INFO L274 CegarLoopResult]: For program point L233(lines 233 246) no Hoare annotation was computed. [2020-11-28 03:10:42,245 INFO L274 CegarLoopResult]: For program point L365-4(lines 365 371) no Hoare annotation was computed. [2020-11-28 03:10:42,246 INFO L274 CegarLoopResult]: For program point L167(lines 167 173) no Hoare annotation was computed. [2020-11-28 03:10:42,246 INFO L274 CegarLoopResult]: For program point L365-6(lines 365 371) no Hoare annotation was computed. [2020-11-28 03:10:42,246 INFO L274 CegarLoopResult]: For program point L167-2(lines 167 173) no Hoare annotation was computed. [2020-11-28 03:10:42,246 INFO L274 CegarLoopResult]: For program point L365-8(lines 365 371) no Hoare annotation was computed. [2020-11-28 03:10:42,246 INFO L274 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2020-11-28 03:10:42,246 INFO L274 CegarLoopResult]: For program point L365-10(lines 365 371) no Hoare annotation was computed. [2020-11-28 03:10:42,246 INFO L274 CegarLoopResult]: For program point L167-4(lines 167 173) no Hoare annotation was computed. [2020-11-28 03:10:42,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:10:42 BoogieIcfgContainer [2020-11-28 03:10:42,301 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:10:42,302 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:10:42,302 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:10:42,302 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:10:42,302 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:10:24" (3/4) ... [2020-11-28 03:10:42,305 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:10:42,324 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:10:42,326 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:10:42,327 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:10:42,329 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:10:42,330 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:10:42,331 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:10:42,333 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:10:42,357 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-11-28 03:10:42,357 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-11-28 03:10:42,357 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:10:42,358 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:10:42,358 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:10:42,359 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:10:42,359 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:10:42,360 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:10:42,360 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:10:42,361 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:10:42,362 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:10:42,362 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:10:42,363 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1 [2020-11-28 03:10:42,363 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp___0 == 1 && tmp == 1) && \result == 1) && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((((((tmp___0 == 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-11-28 03:10:42,364 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && tmp___0 == 0) && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((tmp == 1 && !(tmp == 0)) && tmp___0 == 0) && methaneLevelCritical == 0) && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:10:42,366 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:10:42,366 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:10:42,451 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7f7b17e7-b2f2-4e77-9c21-8b546832a2d5/bin/uautomizer/witness.graphml [2020-11-28 03:10:42,452 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:10:42,453 INFO L168 Benchmark]: Toolchain (without parser) took 19559.31 ms. Allocated memory was 96.5 MB in the beginning and 352.3 MB in the end (delta: 255.9 MB). Free memory was 67.2 MB in the beginning and 252.8 MB in the end (delta: -185.5 MB). Peak memory consumption was 70.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:42,453 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 96.5 MB. Free memory is still 56.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:42,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.21 ms. Allocated memory is still 96.5 MB. Free memory was 67.0 MB in the beginning and 62.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:42,454 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.39 ms. Allocated memory is still 96.5 MB. Free memory was 62.1 MB in the beginning and 58.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:42,454 INFO L168 Benchmark]: Boogie Preprocessor took 87.75 ms. Allocated memory is still 96.5 MB. Free memory was 58.0 MB in the beginning and 54.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:42,455 INFO L168 Benchmark]: RCFGBuilder took 1212.51 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 54.9 MB in the beginning and 74.6 MB in the end (delta: -19.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:42,455 INFO L168 Benchmark]: TraceAbstraction took 17432.49 ms. Allocated memory was 117.4 MB in the beginning and 352.3 MB in the end (delta: 234.9 MB). Free memory was 73.9 MB in the beginning and 265.3 MB in the end (delta: -191.4 MB). Peak memory consumption was 198.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:42,456 INFO L168 Benchmark]: Witness Printer took 150.22 ms. Allocated memory is still 352.3 MB. Free memory was 265.3 MB in the beginning and 252.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:42,459 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 96.5 MB. Free memory is still 56.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 539.21 ms. Allocated memory is still 96.5 MB. Free memory was 67.0 MB in the beginning and 62.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 111.39 ms. Allocated memory is still 96.5 MB. Free memory was 62.1 MB in the beginning and 58.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.75 ms. Allocated memory is still 96.5 MB. Free memory was 58.0 MB in the beginning and 54.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1212.51 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 54.9 MB in the beginning and 74.6 MB in the end (delta: -19.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17432.49 ms. Allocated memory was 117.4 MB in the beginning and 352.3 MB in the end (delta: 234.9 MB). Free memory was 73.9 MB in the beginning and 265.3 MB in the end (delta: -191.4 MB). Peak memory consumption was 198.7 MB. Max. memory is 16.1 GB. * Witness Printer took 150.22 ms. Allocated memory is still 352.3 MB. Free memory was 265.3 MB in the beginning and 252.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 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: 223]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: (((((((((((tmp == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && tmp___0 == 0) && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((tmp == 1 && !(tmp == 0)) && tmp___0 == 0) && methaneLevelCritical == 0) && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: (((((((((tmp___0 == 1 && tmp == 1) && \result == 1) && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((((((tmp___0 == 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 140 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.1s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1464 SDtfs, 2372 SDslu, 2932 SDs, 0 SdLazy, 341 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=548occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 1929 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 331 NumberOfFragments, 1162 HoareAnnotationTreeSize, 56 FomulaSimplifications, 2048502 FormulaSimplificationTreeSizeReduction, 3.6s HoareSimplificationTime, 56 FomulaSimplificationsInter, 1906679 FormulaSimplificationTreeSizeReductionInter, 9.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 379 NumberOfCodeBlocks, 379 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 367 ConstructedInterpolants, 0 QuantifiedInterpolants, 23032 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 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...