./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product49.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_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/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 d5cb34b3bc004bc03505bd03062aeeaad3499f75 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 03:18:51,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:18:51,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:18:51,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:18:51,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:18:51,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:18:51,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:18:51,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:18:51,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:18:51,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:18:51,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:18:51,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:18:51,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:18:51,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:18:51,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:18:51,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:18:51,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:18:51,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:18:51,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:18:51,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:18:51,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:18:51,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:18:51,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:18:51,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:18:51,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:18:51,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:18:51,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:18:51,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:18:51,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:18:51,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:18:51,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:18:51,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:18:51,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:18:51,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:18:51,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:18:51,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:18:51,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:18:51,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:18:51,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:18:51,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:18:51,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:18:51,387 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:18:51,433 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:18:51,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:18:51,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:18:51,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:18:51,436 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:18:51,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:18:51,437 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:18:51,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:18:51,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:18:51,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:18:51,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:18:51,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:18:51,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:18:51,440 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:18:51,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:18:51,440 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:18:51,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:18:51,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:18:51,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:18:51,441 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:18:51,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:18:51,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:18:51,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:18:51,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:18:51,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:18:51,443 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:18:51,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:18:51,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:18:51,444 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:18:51,444 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_ae676373-6b60-478b-bda9-4eebf3ee8e9a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5cb34b3bc004bc03505bd03062aeeaad3499f75 [2020-11-28 03:18:51,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:18:51,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:18:51,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:18:51,858 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:18:51,859 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:18:51,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c [2020-11-28 03:18:51,957 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/data/2c0ce076e/c16f551588244b04905f6b0ec2296624/FLAGeae60d864 [2020-11-28 03:18:52,674 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:18:52,685 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c [2020-11-28 03:18:52,707 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/data/2c0ce076e/c16f551588244b04905f6b0ec2296624/FLAGeae60d864 [2020-11-28 03:18:52,910 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/data/2c0ce076e/c16f551588244b04905f6b0ec2296624 [2020-11-28 03:18:52,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:18:52,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:18:52,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:18:52,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:18:52,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:18:52,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:52" (1/1) ... [2020-11-28 03:18:52,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59652833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:52, skipping insertion in model container [2020-11-28 03:18:52,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:52" (1/1) ... [2020-11-28 03:18:52,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:18:53,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:18:53,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:18:53,535 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:18:53,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:18:53,694 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:18:53,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53 WrapperNode [2020-11-28 03:18:53,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:18:53,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:18:53,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:18:53,697 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:18:53,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53" (1/1) ... [2020-11-28 03:18:53,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53" (1/1) ... [2020-11-28 03:18:53,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:18:53,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:18:53,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:18:53,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:18:53,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53" (1/1) ... [2020-11-28 03:18:53,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53" (1/1) ... [2020-11-28 03:18:53,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53" (1/1) ... [2020-11-28 03:18:53,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53" (1/1) ... [2020-11-28 03:18:53,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53" (1/1) ... [2020-11-28 03:18:53,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53" (1/1) ... [2020-11-28 03:18:53,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53" (1/1) ... [2020-11-28 03:18:53,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:18:53,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:18:53,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:18:53,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:18:53,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/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 03:18:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:18:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:18:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:18:53,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:18:55,385 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:18:55,385 INFO L298 CfgBuilder]: Removed 168 assume(true) statements. [2020-11-28 03:18:55,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:55 BoogieIcfgContainer [2020-11-28 03:18:55,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:18:55,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:18:55,392 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:18:55,396 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:18:55,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:18:52" (1/3) ... [2020-11-28 03:18:55,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d74fd93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:18:55, skipping insertion in model container [2020-11-28 03:18:55,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:53" (2/3) ... [2020-11-28 03:18:55,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d74fd93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:18:55, skipping insertion in model container [2020-11-28 03:18:55,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:55" (3/3) ... [2020-11-28 03:18:55,400 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product49.cil.c [2020-11-28 03:18:55,417 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:18:55,422 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:18:55,437 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:18:55,479 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:18:55,480 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:18:55,480 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:18:55,480 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:18:55,480 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:18:55,480 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:18:55,481 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:18:55,481 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:18:55,510 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states. [2020-11-28 03:18:55,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 03:18:55,517 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:55,518 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:55,519 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:55,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:55,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1382098800, now seen corresponding path program 1 times [2020-11-28 03:18:55,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:55,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810050617] [2020-11-28 03:18:55,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:55,872 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 03:18:55,876 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810050617] [2020-11-28 03:18:55,877 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:55,877 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:18:55,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805268152] [2020-11-28 03:18:55,882 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:18:55,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:55,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:18:55,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:18:55,898 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 2 states. [2020-11-28 03:18:55,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:55,936 INFO L93 Difference]: Finished difference Result 243 states and 368 transitions. [2020-11-28 03:18:55,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:18:55,938 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-28 03:18:55,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:55,951 INFO L225 Difference]: With dead ends: 243 [2020-11-28 03:18:55,952 INFO L226 Difference]: Without dead ends: 119 [2020-11-28 03:18:55,956 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 03:18:55,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-11-28 03:18:56,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-11-28 03:18:56,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-11-28 03:18:56,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 174 transitions. [2020-11-28 03:18:56,013 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 174 transitions. Word has length 18 [2020-11-28 03:18:56,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:56,014 INFO L481 AbstractCegarLoop]: Abstraction has 119 states and 174 transitions. [2020-11-28 03:18:56,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:18:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2020-11-28 03:18:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 03:18:56,017 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:56,017 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:56,017 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:18:56,018 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:56,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:56,019 INFO L82 PathProgramCache]: Analyzing trace with hash -1178125106, now seen corresponding path program 1 times [2020-11-28 03:18:56,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:56,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601924808] [2020-11-28 03:18:56,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:56,211 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 03:18:56,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601924808] [2020-11-28 03:18:56,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:56,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:18:56,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752903371] [2020-11-28 03:18:56,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:18:56,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:56,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:18:56,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:18:56,215 INFO L87 Difference]: Start difference. First operand 119 states and 174 transitions. Second operand 3 states. [2020-11-28 03:18:56,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:56,232 INFO L93 Difference]: Finished difference Result 119 states and 174 transitions. [2020-11-28 03:18:56,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:18:56,233 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-28 03:18:56,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:56,234 INFO L225 Difference]: With dead ends: 119 [2020-11-28 03:18:56,234 INFO L226 Difference]: Without dead ends: 49 [2020-11-28 03:18:56,236 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 03:18:56,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-11-28 03:18:56,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2020-11-28 03:18:56,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-11-28 03:18:56,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2020-11-28 03:18:56,244 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2020-11-28 03:18:56,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:56,245 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2020-11-28 03:18:56,248 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:18:56,248 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2020-11-28 03:18:56,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 03:18:56,249 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:56,250 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 03:18:56,250 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:18:56,250 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:56,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:56,251 INFO L82 PathProgramCache]: Analyzing trace with hash 1148023213, now seen corresponding path program 1 times [2020-11-28 03:18:56,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:56,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867921347] [2020-11-28 03:18:56,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:56,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:56,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867921347] [2020-11-28 03:18:56,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:56,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:18:56,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886180076] [2020-11-28 03:18:56,394 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:18:56,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:56,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:18:56,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:18:56,395 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand 6 states. [2020-11-28 03:18:56,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:56,711 INFO L93 Difference]: Finished difference Result 92 states and 136 transitions. [2020-11-28 03:18:56,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:18:56,719 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-11-28 03:18:56,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:56,720 INFO L225 Difference]: With dead ends: 92 [2020-11-28 03:18:56,720 INFO L226 Difference]: Without dead ends: 49 [2020-11-28 03:18:56,721 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 03:18:56,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-11-28 03:18:56,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2020-11-28 03:18:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-11-28 03:18:56,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2020-11-28 03:18:56,740 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 24 [2020-11-28 03:18:56,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:56,741 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2020-11-28 03:18:56,741 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:18:56,741 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2020-11-28 03:18:56,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 03:18:56,742 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:56,743 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 03:18:56,743 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:18:56,743 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:56,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:56,744 INFO L82 PathProgramCache]: Analyzing trace with hash -43063729, now seen corresponding path program 1 times [2020-11-28 03:18:56,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:56,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137622303] [2020-11-28 03:18:56,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:56,910 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 03:18:56,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137622303] [2020-11-28 03:18:56,911 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:56,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:18:56,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608096161] [2020-11-28 03:18:56,912 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:18:56,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:56,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:18:56,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:18:56,913 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand 3 states. [2020-11-28 03:18:56,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:56,968 INFO L93 Difference]: Finished difference Result 115 states and 167 transitions. [2020-11-28 03:18:56,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:18:56,968 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-28 03:18:56,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:56,970 INFO L225 Difference]: With dead ends: 115 [2020-11-28 03:18:56,970 INFO L226 Difference]: Without dead ends: 72 [2020-11-28 03:18:56,971 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 03:18:56,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-11-28 03:18:56,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2020-11-28 03:18:56,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-11-28 03:18:56,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 99 transitions. [2020-11-28 03:18:56,983 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 99 transitions. Word has length 26 [2020-11-28 03:18:56,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:56,983 INFO L481 AbstractCegarLoop]: Abstraction has 70 states and 99 transitions. [2020-11-28 03:18:56,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:18:56,984 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2020-11-28 03:18:56,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-28 03:18:56,985 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:56,985 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:56,986 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:18:56,986 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:56,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:56,987 INFO L82 PathProgramCache]: Analyzing trace with hash -743213728, now seen corresponding path program 1 times [2020-11-28 03:18:56,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:56,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954164706] [2020-11-28 03:18:56,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:57,074 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 03:18:57,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954164706] [2020-11-28 03:18:57,075 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:57,075 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:18:57,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468002877] [2020-11-28 03:18:57,076 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:57,076 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:57,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:57,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:57,077 INFO L87 Difference]: Start difference. First operand 70 states and 99 transitions. Second operand 5 states. [2020-11-28 03:18:57,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:57,184 INFO L93 Difference]: Finished difference Result 187 states and 263 transitions. [2020-11-28 03:18:57,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:18:57,185 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-11-28 03:18:57,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:57,187 INFO L225 Difference]: With dead ends: 187 [2020-11-28 03:18:57,187 INFO L226 Difference]: Without dead ends: 123 [2020-11-28 03:18:57,188 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 03:18:57,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-11-28 03:18:57,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 76. [2020-11-28 03:18:57,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-11-28 03:18:57,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 105 transitions. [2020-11-28 03:18:57,204 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 105 transitions. Word has length 32 [2020-11-28 03:18:57,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:57,205 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 105 transitions. [2020-11-28 03:18:57,205 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:57,205 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2020-11-28 03:18:57,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-28 03:18:57,208 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:57,208 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:57,209 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:18:57,209 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:57,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:57,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1870609821, now seen corresponding path program 1 times [2020-11-28 03:18:57,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:57,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074416434] [2020-11-28 03:18:57,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:57,343 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 03:18:57,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074416434] [2020-11-28 03:18:57,344 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:57,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:18:57,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626214262] [2020-11-28 03:18:57,345 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:57,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:57,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:57,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:57,346 INFO L87 Difference]: Start difference. First operand 76 states and 105 transitions. Second operand 5 states. [2020-11-28 03:18:57,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:57,516 INFO L93 Difference]: Finished difference Result 381 states and 542 transitions. [2020-11-28 03:18:57,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:18:57,517 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-11-28 03:18:57,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:57,522 INFO L225 Difference]: With dead ends: 381 [2020-11-28 03:18:57,522 INFO L226 Difference]: Without dead ends: 311 [2020-11-28 03:18:57,525 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:18:57,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2020-11-28 03:18:57,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2020-11-28 03:18:57,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-11-28 03:18:57,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 167 transitions. [2020-11-28 03:18:57,577 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 167 transitions. Word has length 32 [2020-11-28 03:18:57,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:57,581 INFO L481 AbstractCegarLoop]: Abstraction has 123 states and 167 transitions. [2020-11-28 03:18:57,581 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:57,582 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 167 transitions. [2020-11-28 03:18:57,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 03:18:57,588 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:57,588 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:57,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:18:57,589 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:57,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:57,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1353310945, now seen corresponding path program 1 times [2020-11-28 03:18:57,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:57,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962860497] [2020-11-28 03:18:57,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:57,695 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 03:18:57,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962860497] [2020-11-28 03:18:57,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:57,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:18:57,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659704555] [2020-11-28 03:18:57,697 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:18:57,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:57,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:18:57,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:18:57,698 INFO L87 Difference]: Start difference. First operand 123 states and 167 transitions. Second operand 4 states. [2020-11-28 03:18:57,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:57,860 INFO L93 Difference]: Finished difference Result 254 states and 351 transitions. [2020-11-28 03:18:57,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 03:18:57,861 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-11-28 03:18:57,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:57,863 INFO L225 Difference]: With dead ends: 254 [2020-11-28 03:18:57,863 INFO L226 Difference]: Without dead ends: 184 [2020-11-28 03:18:57,864 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:18:57,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2020-11-28 03:18:57,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2020-11-28 03:18:57,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-11-28 03:18:57,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 246 transitions. [2020-11-28 03:18:57,906 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 246 transitions. Word has length 33 [2020-11-28 03:18:57,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:57,907 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 246 transitions. [2020-11-28 03:18:57,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:18:57,908 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 246 transitions. [2020-11-28 03:18:57,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 03:18:57,912 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:57,912 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:57,912 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:18:57,912 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:57,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:57,913 INFO L82 PathProgramCache]: Analyzing trace with hash 342193695, now seen corresponding path program 1 times [2020-11-28 03:18:57,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:57,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390190293] [2020-11-28 03:18:57,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:57,991 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 03:18:57,991 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390190293] [2020-11-28 03:18:57,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:57,992 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:18:57,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415146565] [2020-11-28 03:18:57,992 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:18:57,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:57,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:18:57,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:18:57,994 INFO L87 Difference]: Start difference. First operand 181 states and 246 transitions. Second operand 4 states. [2020-11-28 03:18:58,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:58,068 INFO L93 Difference]: Finished difference Result 428 states and 593 transitions. [2020-11-28 03:18:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:18:58,069 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-11-28 03:18:58,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:58,072 INFO L225 Difference]: With dead ends: 428 [2020-11-28 03:18:58,072 INFO L226 Difference]: Without dead ends: 299 [2020-11-28 03:18:58,075 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:58,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-11-28 03:18:58,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 175. [2020-11-28 03:18:58,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2020-11-28 03:18:58,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 238 transitions. [2020-11-28 03:18:58,113 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 238 transitions. Word has length 33 [2020-11-28 03:18:58,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:58,114 INFO L481 AbstractCegarLoop]: Abstraction has 175 states and 238 transitions. [2020-11-28 03:18:58,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:18:58,114 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 238 transitions. [2020-11-28 03:18:58,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 03:18:58,122 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:58,122 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:58,122 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:18:58,123 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:58,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:58,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1727755226, now seen corresponding path program 1 times [2020-11-28 03:18:58,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:58,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037305226] [2020-11-28 03:18:58,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:58,241 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 03:18:58,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037305226] [2020-11-28 03:18:58,242 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:58,242 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-28 03:18:58,242 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914280282] [2020-11-28 03:18:58,243 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 03:18:58,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:58,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:18:58,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:18:58,244 INFO L87 Difference]: Start difference. First operand 175 states and 238 transitions. Second operand 7 states. [2020-11-28 03:18:58,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:58,673 INFO L93 Difference]: Finished difference Result 514 states and 710 transitions. [2020-11-28 03:18:58,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:18:58,674 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2020-11-28 03:18:58,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:58,677 INFO L225 Difference]: With dead ends: 514 [2020-11-28 03:18:58,678 INFO L226 Difference]: Without dead ends: 345 [2020-11-28 03:18:58,680 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2020-11-28 03:18:58,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2020-11-28 03:18:58,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 154. [2020-11-28 03:18:58,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-11-28 03:18:58,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 202 transitions. [2020-11-28 03:18:58,703 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 202 transitions. Word has length 33 [2020-11-28 03:18:58,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:58,706 INFO L481 AbstractCegarLoop]: Abstraction has 154 states and 202 transitions. [2020-11-28 03:18:58,706 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 03:18:58,706 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 202 transitions. [2020-11-28 03:18:58,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 03:18:58,709 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:58,710 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:58,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:18:58,710 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:58,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:58,711 INFO L82 PathProgramCache]: Analyzing trace with hash 600359133, now seen corresponding path program 1 times [2020-11-28 03:18:58,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:58,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476997464] [2020-11-28 03:18:58,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:58,820 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 03:18:58,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476997464] [2020-11-28 03:18:58,820 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:58,820 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-28 03:18:58,821 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728590683] [2020-11-28 03:18:58,821 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 03:18:58,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:58,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:18:58,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:18:58,822 INFO L87 Difference]: Start difference. First operand 154 states and 202 transitions. Second operand 7 states. [2020-11-28 03:18:58,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:58,964 INFO L93 Difference]: Finished difference Result 391 states and 522 transitions. [2020-11-28 03:18:58,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:18:58,969 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2020-11-28 03:18:58,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:58,972 INFO L225 Difference]: With dead ends: 391 [2020-11-28 03:18:58,972 INFO L226 Difference]: Without dead ends: 243 [2020-11-28 03:18:58,973 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-11-28 03:18:58,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2020-11-28 03:18:58,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 142. [2020-11-28 03:18:58,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-11-28 03:18:58,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 183 transitions. [2020-11-28 03:18:58,996 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 183 transitions. Word has length 33 [2020-11-28 03:18:58,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:58,996 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 183 transitions. [2020-11-28 03:18:58,996 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 03:18:58,997 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 183 transitions. [2020-11-28 03:18:58,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-28 03:18:58,997 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:58,998 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:58,998 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 03:18:58,998 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:58,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:58,999 INFO L82 PathProgramCache]: Analyzing trace with hash 241491333, now seen corresponding path program 1 times [2020-11-28 03:18:58,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:58,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588095422] [2020-11-28 03:18:59,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:59,079 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:18:59,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588095422] [2020-11-28 03:18:59,079 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:59,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:18:59,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832927168] [2020-11-28 03:18:59,080 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:18:59,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:59,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:18:59,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:18:59,084 INFO L87 Difference]: Start difference. First operand 142 states and 183 transitions. Second operand 6 states. [2020-11-28 03:18:59,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:59,164 INFO L93 Difference]: Finished difference Result 285 states and 375 transitions. [2020-11-28 03:18:59,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:18:59,165 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 52 [2020-11-28 03:18:59,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:59,167 INFO L225 Difference]: With dead ends: 285 [2020-11-28 03:18:59,168 INFO L226 Difference]: Without dead ends: 175 [2020-11-28 03:18:59,168 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 03:18:59,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-11-28 03:18:59,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 126. [2020-11-28 03:18:59,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-11-28 03:18:59,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 163 transitions. [2020-11-28 03:18:59,196 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 163 transitions. Word has length 52 [2020-11-28 03:18:59,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:59,197 INFO L481 AbstractCegarLoop]: Abstraction has 126 states and 163 transitions. [2020-11-28 03:18:59,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:18:59,197 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 163 transitions. [2020-11-28 03:18:59,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-28 03:18:59,199 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:59,199 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:59,199 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 03:18:59,199 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:59,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:59,200 INFO L82 PathProgramCache]: Analyzing trace with hash -330933439, now seen corresponding path program 1 times [2020-11-28 03:18:59,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:59,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341349425] [2020-11-28 03:18:59,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:59,309 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 03:18:59,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341349425] [2020-11-28 03:18:59,310 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:59,310 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:18:59,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772996160] [2020-11-28 03:18:59,310 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:59,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:59,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:59,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:59,312 INFO L87 Difference]: Start difference. First operand 126 states and 163 transitions. Second operand 5 states. [2020-11-28 03:18:59,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:59,473 INFO L93 Difference]: Finished difference Result 656 states and 844 transitions. [2020-11-28 03:18:59,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 03:18:59,474 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-11-28 03:18:59,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:59,479 INFO L225 Difference]: With dead ends: 656 [2020-11-28 03:18:59,479 INFO L226 Difference]: Without dead ends: 536 [2020-11-28 03:18:59,480 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 03:18:59,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2020-11-28 03:18:59,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 244. [2020-11-28 03:18:59,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-11-28 03:18:59,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 310 transitions. [2020-11-28 03:18:59,521 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 310 transitions. Word has length 53 [2020-11-28 03:18:59,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:59,521 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 310 transitions. [2020-11-28 03:18:59,521 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:59,521 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 310 transitions. [2020-11-28 03:18:59,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 03:18:59,523 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:59,523 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] [2020-11-28 03:18:59,523 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 03:18:59,523 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:59,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:59,524 INFO L82 PathProgramCache]: Analyzing trace with hash -454216901, now seen corresponding path program 1 times [2020-11-28 03:18:59,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:59,525 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111391151] [2020-11-28 03:18:59,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:59,600 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 03:18:59,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111391151] [2020-11-28 03:18:59,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:59,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:18:59,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124068707] [2020-11-28 03:18:59,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:59,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:59,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:59,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:59,603 INFO L87 Difference]: Start difference. First operand 244 states and 310 transitions. Second operand 5 states. [2020-11-28 03:18:59,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:59,701 INFO L93 Difference]: Finished difference Result 516 states and 670 transitions. [2020-11-28 03:18:59,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:18:59,701 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-11-28 03:18:59,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:59,704 INFO L225 Difference]: With dead ends: 516 [2020-11-28 03:18:59,704 INFO L226 Difference]: Without dead ends: 330 [2020-11-28 03:18:59,705 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 03:18:59,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2020-11-28 03:18:59,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 250. [2020-11-28 03:18:59,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-11-28 03:18:59,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 316 transitions. [2020-11-28 03:18:59,770 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 316 transitions. Word has length 54 [2020-11-28 03:18:59,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:59,771 INFO L481 AbstractCegarLoop]: Abstraction has 250 states and 316 transitions. [2020-11-28 03:18:59,772 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:59,773 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 316 transitions. [2020-11-28 03:18:59,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 03:18:59,774 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:59,774 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] [2020-11-28 03:18:59,774 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-28 03:18:59,774 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:59,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:59,775 INFO L82 PathProgramCache]: Analyzing trace with hash -196051463, now seen corresponding path program 1 times [2020-11-28 03:18:59,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:59,781 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165065236] [2020-11-28 03:18:59,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-28 03:18:59,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165065236] [2020-11-28 03:18:59,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1156013548] [2020-11-28 03:18:59,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:19:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:00,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 03:19:00,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:19:00,341 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-28 03:19:00,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:19:00,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-11-28 03:19:00,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740115375] [2020-11-28 03:19:00,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-28 03:19:00,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:00,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-28 03:19:00,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:19:00,345 INFO L87 Difference]: Start difference. First operand 250 states and 316 transitions. Second operand 8 states. [2020-11-28 03:19:00,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:00,568 INFO L93 Difference]: Finished difference Result 608 states and 764 transitions. [2020-11-28 03:19:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:19:00,569 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-11-28 03:19:00,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:00,572 INFO L225 Difference]: With dead ends: 608 [2020-11-28 03:19:00,572 INFO L226 Difference]: Without dead ends: 364 [2020-11-28 03:19:00,573 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-11-28 03:19:00,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-11-28 03:19:00,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 236. [2020-11-28 03:19:00,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-11-28 03:19:00,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 289 transitions. [2020-11-28 03:19:00,642 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 289 transitions. Word has length 54 [2020-11-28 03:19:00,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:00,642 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 289 transitions. [2020-11-28 03:19:00,642 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-28 03:19:00,642 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 289 transitions. [2020-11-28 03:19:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-28 03:19:00,643 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:00,644 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:19:00,857 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-11-28 03:19:00,857 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:00,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:00,858 INFO L82 PathProgramCache]: Analyzing trace with hash 1813338442, now seen corresponding path program 1 times [2020-11-28 03:19:00,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:00,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533413237] [2020-11-28 03:19:00,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:00,966 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:19:00,968 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533413237] [2020-11-28 03:19:00,968 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748602552] [2020-11-28 03:19:00,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:19:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:01,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-28 03:19:01,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:19:01,238 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 03:19:01,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 03:19:01,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-11-28 03:19:01,242 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220690743] [2020-11-28 03:19:01,242 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 03:19:01,242 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:01,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:19:01,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:19:01,243 INFO L87 Difference]: Start difference. First operand 236 states and 289 transitions. Second operand 7 states. [2020-11-28 03:19:01,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:01,664 INFO L93 Difference]: Finished difference Result 814 states and 1020 transitions. [2020-11-28 03:19:01,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:19:01,665 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 55 [2020-11-28 03:19:01,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:01,666 INFO L225 Difference]: With dead ends: 814 [2020-11-28 03:19:01,666 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:19:01,669 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-11-28 03:19:01,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:19:01,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:19:01,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:19:01,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:19:01,670 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2020-11-28 03:19:01,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:01,670 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:19:01,671 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 03:19:01,671 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:19:01,671 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:19:01,871 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-11-28 03:19:01,873 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:19:02,633 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 217 [2020-11-28 03:19:02,780 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 76 [2020-11-28 03:19:03,280 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 181 [2020-11-28 03:19:03,443 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 91 [2020-11-28 03:19:03,757 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 152 [2020-11-28 03:19:03,935 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 117 [2020-11-28 03:19:04,183 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 157 [2020-11-28 03:19:06,630 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 206 DAG size of output: 52 [2020-11-28 03:19:07,055 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2020-11-28 03:19:07,499 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 51 [2020-11-28 03:19:08,769 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 176 DAG size of output: 40 [2020-11-28 03:19:09,465 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 41 [2020-11-28 03:19:10,487 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 142 DAG size of output: 53 [2020-11-28 03:19:10,676 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 31 [2020-11-28 03:19:11,529 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 63 [2020-11-28 03:19:12,529 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 66 [2020-11-28 03:19:13,067 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 52 [2020-11-28 03:19:13,327 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 31 [2020-11-28 03:19:13,330 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:19:13,330 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:19:13,331 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:19:13,331 INFO L274 CegarLoopResult]: For program point L961(line 961) no Hoare annotation was computed. [2020-11-28 03:19:13,331 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:19:13,331 INFO L274 CegarLoopResult]: For program point L961-1(line 961) no Hoare annotation was computed. [2020-11-28 03:19:13,331 INFO L274 CegarLoopResult]: For program point L961-2(line 961) no Hoare annotation was computed. [2020-11-28 03:19:13,331 INFO L274 CegarLoopResult]: For program point L335(lines 335 348) no Hoare annotation was computed. [2020-11-28 03:19:13,331 INFO L270 CegarLoopResult]: At program point L335-1(lines 1 964) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0))) (let ((.cse4 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse10 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse12 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse19 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse14 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse20 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 0))) (.cse15 (= ULTIMATE.start_main_~tmp~9 1)) (.cse16 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse21 (<= 2 ~waterLevel~0)) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0)) (.cse22 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse17 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse23 (not .cse6)) (.cse18 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse24 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse10 .cse4 .cse5 .cse11 .cse12 .cse13 .cse6 .cse7 .cse8) (and (= ~waterLevel~0 1) .cse4 .cse5 .cse11 .cse6 .cse7 .cse8) (and .cse14 .cse10 .cse15 .cse16 .cse13 .cse7 .cse8 .cse9 .cse0 .cse17 .cse18 .cse19 .cse11 .cse12) (and .cse14 .cse1 .cse2 .cse3 .cse20 .cse15 .cse16 .cse21 .cse7 .cse8 .cse22 .cse17 .cse23 .cse18 .cse24) (and .cse0 .cse14 .cse1 .cse2 .cse3 .cse15 .cse18 .cse5 .cse19 .cse16 .cse7 .cse8) (and .cse14 .cse20 .cse15 .cse16 .cse21 .cse13 .cse7 .cse8 .cse9 .cse22 .cse17 .cse23 .cse18 .cse11 .cse24)))) [2020-11-28 03:19:13,332 INFO L274 CegarLoopResult]: For program point L335-2(lines 335 348) no Hoare annotation was computed. [2020-11-28 03:19:13,332 INFO L270 CegarLoopResult]: At program point L335-3(lines 1 964) the Hoare annotation is: false [2020-11-28 03:19:13,332 INFO L274 CegarLoopResult]: For program point L335-4(lines 335 348) no Hoare annotation was computed. [2020-11-28 03:19:13,332 INFO L270 CegarLoopResult]: At program point L335-5(lines 1 964) the Hoare annotation is: false [2020-11-28 03:19:13,332 INFO L270 CegarLoopResult]: At program point L171(lines 166 174) the Hoare annotation is: (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 0)) (= ULTIMATE.start_main_~tmp~9 1) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not (= ~pumpRunning~0 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 2)) [2020-11-28 03:19:13,332 INFO L270 CegarLoopResult]: At program point L171-1(lines 166 174) the Hoare annotation is: false [2020-11-28 03:19:13,332 INFO L270 CegarLoopResult]: At program point L171-2(lines 166 174) the Hoare annotation is: false [2020-11-28 03:19:13,332 INFO L274 CegarLoopResult]: For program point L437(lines 437 443) no Hoare annotation was computed. [2020-11-28 03:19:13,332 INFO L274 CegarLoopResult]: For program point L437-1(lines 437 443) no Hoare annotation was computed. [2020-11-28 03:19:13,332 INFO L274 CegarLoopResult]: For program point L437-2(lines 437 443) no Hoare annotation was computed. [2020-11-28 03:19:13,332 INFO L274 CegarLoopResult]: For program point L437-3(lines 437 443) no Hoare annotation was computed. [2020-11-28 03:19:13,333 INFO L274 CegarLoopResult]: For program point L437-4(lines 437 443) no Hoare annotation was computed. [2020-11-28 03:19:13,333 INFO L274 CegarLoopResult]: For program point L437-5(lines 437 443) no Hoare annotation was computed. [2020-11-28 03:19:13,333 INFO L274 CegarLoopResult]: For program point L239(lines 239 243) no Hoare annotation was computed. [2020-11-28 03:19:13,333 INFO L274 CegarLoopResult]: For program point L239-2(lines 239 243) no Hoare annotation was computed. [2020-11-28 03:19:13,333 INFO L274 CegarLoopResult]: For program point L239-3(lines 239 243) no Hoare annotation was computed. [2020-11-28 03:19:13,333 INFO L274 CegarLoopResult]: For program point L239-5(lines 239 243) no Hoare annotation was computed. [2020-11-28 03:19:13,333 INFO L274 CegarLoopResult]: For program point L239-6(lines 239 243) no Hoare annotation was computed. [2020-11-28 03:19:13,334 INFO L274 CegarLoopResult]: For program point L239-8(lines 239 243) no Hoare annotation was computed. [2020-11-28 03:19:13,334 INFO L274 CegarLoopResult]: For program point L372(lines 372 376) no Hoare annotation was computed. [2020-11-28 03:19:13,334 INFO L274 CegarLoopResult]: For program point L339(lines 339 345) no Hoare annotation was computed. [2020-11-28 03:19:13,334 INFO L274 CegarLoopResult]: For program point L273(lines 273 279) no Hoare annotation was computed. [2020-11-28 03:19:13,334 INFO L274 CegarLoopResult]: For program point L339-2(lines 339 345) no Hoare annotation was computed. [2020-11-28 03:19:13,335 INFO L270 CegarLoopResult]: At program point L273-1(lines 273 279) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse21 (= ~waterLevel~0 1)) (.cse13 (= ULTIMATE.start_main_~tmp~9 1)) (.cse18 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0))) (let ((.cse12 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse19 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse16 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse17 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse11 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse22 (let ((.cse23 (not .cse4))) (or (and .cse13 .cse23 .cse18 .cse2 .cse3 .cse5) (and .cse21 .cse13 .cse23 .cse18 .cse2 .cse5)))) (.cse14 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 1)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (<= ~waterLevel~0 1) .cse8 .cse9 .cse10 .cse0 .cse2 .cse4 .cse5 .cse7) (and .cse11 .cse12 .cse13 .cse14 .cse15 .cse5 .cse7 .cse16 .cse17 .cse18 .cse19 .cse20 .cse1 .cse6) (and .cse21 .cse0 .cse2 .cse1 .cse4 .cse5 .cse7) (and .cse16 .cse12 .cse0 .cse1 .cse19 .cse2 .cse15 .cse4 .cse5 .cse6 .cse7) (and .cse16 .cse11 .cse22 .cse1 .cse14 .cse15 .cse6 .cse7) (and .cse11 .cse8 .cse9 .cse10 .cse13 .cse17 .cse18 .cse20 .cse14 .cse5 .cse6 .cse7) (and .cse11 .cse8 .cse9 .cse10 .cse22 .cse14 .cse6 .cse7) (and .cse8 .cse9 .cse10 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7)))) [2020-11-28 03:19:13,335 INFO L274 CegarLoopResult]: For program point L339-4(lines 339 345) no Hoare annotation was computed. [2020-11-28 03:19:13,335 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:19:13,335 INFO L270 CegarLoopResult]: At program point L309(lines 262 310) the Hoare annotation is: false [2020-11-28 03:19:13,335 INFO L270 CegarLoopResult]: At program point L442(lines 433 446) the Hoare annotation is: false [2020-11-28 03:19:13,336 INFO L270 CegarLoopResult]: At program point L442-1(lines 433 446) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse10 (not .cse1)) (.cse11 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= 1 ~systemActive~0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse2 .cse9 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse10 .cse11 .cse0 .cse2 .cse3 .cse5 .cse6 .cse8) (and .cse10 .cse11 .cse2 .cse3 .cse9 .cse5 .cse6 .cse8)))) [2020-11-28 03:19:13,336 INFO L270 CegarLoopResult]: At program point L442-2(lines 433 446) the Hoare annotation is: false [2020-11-28 03:19:13,336 INFO L270 CegarLoopResult]: At program point L442-3(lines 433 446) the Hoare annotation is: false [2020-11-28 03:19:13,336 INFO L270 CegarLoopResult]: At program point L442-4(lines 433 446) the Hoare annotation is: false [2020-11-28 03:19:13,337 INFO L270 CegarLoopResult]: At program point L442-5(lines 433 446) the Hoare annotation is: false [2020-11-28 03:19:13,337 INFO L270 CegarLoopResult]: At program point L872-2(lines 872 886) the Hoare annotation is: false [2020-11-28 03:19:13,337 INFO L270 CegarLoopResult]: At program point L245(lines 230 248) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) .cse6 .cse7 .cse8))) [2020-11-28 03:19:13,337 INFO L270 CegarLoopResult]: At program point L245-1(lines 230 248) the Hoare annotation is: false [2020-11-28 03:19:13,337 INFO L270 CegarLoopResult]: At program point L245-2(lines 230 248) the Hoare annotation is: false [2020-11-28 03:19:13,337 INFO L274 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-11-28 03:19:13,338 INFO L274 CegarLoopResult]: For program point L876(lines 876 880) no Hoare annotation was computed. [2020-11-28 03:19:13,338 INFO L274 CegarLoopResult]: For program point L876-1(lines 60 66) no Hoare annotation was computed. [2020-11-28 03:19:13,338 INFO L274 CegarLoopResult]: For program point L943(lines 943 950) no Hoare annotation was computed. [2020-11-28 03:19:13,338 INFO L277 CegarLoopResult]: At program point L943-1(lines 943 950) the Hoare annotation is: true [2020-11-28 03:19:13,338 INFO L274 CegarLoopResult]: For program point L283(lines 283 289) no Hoare annotation was computed. [2020-11-28 03:19:13,339 INFO L270 CegarLoopResult]: At program point L283-1(lines 283 289) the Hoare annotation is: (let ((.cse9 (= ULTIMATE.start_main_~tmp~9 1)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0))) (let ((.cse13 (let ((.cse14 (not .cse3))) (or (and .cse9 .cse14 .cse10 .cse2 (<= 2 ~waterLevel~0) .cse4) (and (= ~waterLevel~0 1) .cse9 .cse14 .cse10 .cse2 .cse4)))) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse11 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse12 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse2 .cse12 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse13 .cse12 .cse5 .cse6) (and .cse7 .cse13 .cse1 .cse12 .cse5 .cse6) (and .cse7 .cse9 .cse10 .cse11 .cse2 .cse1 .cse12 .cse4 .cse5 .cse6) (and .cse8 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6)))) [2020-11-28 03:19:13,339 INFO L274 CegarLoopResult]: For program point L118(lines 118 135) no Hoare annotation was computed. [2020-11-28 03:19:13,339 INFO L274 CegarLoopResult]: For program point L118-1(lines 118 135) no Hoare annotation was computed. [2020-11-28 03:19:13,339 INFO L274 CegarLoopResult]: For program point L118-2(lines 118 135) no Hoare annotation was computed. [2020-11-28 03:19:13,339 INFO L270 CegarLoopResult]: At program point L482(lines 1 964) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:19:13,339 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:19:13,339 INFO L274 CegarLoopResult]: For program point L384(lines 384 388) no Hoare annotation was computed. [2020-11-28 03:19:13,339 INFO L274 CegarLoopResult]: For program point L220(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,339 INFO L274 CegarLoopResult]: For program point L220-2(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,339 INFO L274 CegarLoopResult]: For program point L220-3(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,340 INFO L274 CegarLoopResult]: For program point L220-5(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,340 INFO L274 CegarLoopResult]: For program point L220-6(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,340 INFO L274 CegarLoopResult]: For program point L220-8(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,340 INFO L274 CegarLoopResult]: For program point L220-9(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,340 INFO L274 CegarLoopResult]: For program point L220-11(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,340 INFO L274 CegarLoopResult]: For program point L220-12(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,340 INFO L274 CegarLoopResult]: For program point L220-14(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,340 INFO L274 CegarLoopResult]: For program point L220-15(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,341 INFO L274 CegarLoopResult]: For program point L220-17(lines 220 224) no Hoare annotation was computed. [2020-11-28 03:19:13,341 INFO L270 CegarLoopResult]: At program point L452(lines 447 455) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) .cse6 .cse7 .cse8))) [2020-11-28 03:19:13,341 INFO L270 CegarLoopResult]: At program point L452-1(lines 447 455) the Hoare annotation is: false [2020-11-28 03:19:13,341 INFO L270 CegarLoopResult]: At program point L452-2(lines 447 455) the Hoare annotation is: false [2020-11-28 03:19:13,341 INFO L274 CegarLoopResult]: For program point L122(lines 122 130) no Hoare annotation was computed. [2020-11-28 03:19:13,341 INFO L274 CegarLoopResult]: For program point L122-1(lines 122 130) no Hoare annotation was computed. [2020-11-28 03:19:13,342 INFO L274 CegarLoopResult]: For program point L122-2(lines 122 130) no Hoare annotation was computed. [2020-11-28 03:19:13,342 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:19:13,342 INFO L274 CegarLoopResult]: For program point L92(lines 92 109) no Hoare annotation was computed. [2020-11-28 03:19:13,342 INFO L274 CegarLoopResult]: For program point L92-1(lines 92 109) no Hoare annotation was computed. [2020-11-28 03:19:13,342 INFO L274 CegarLoopResult]: For program point L92-2(lines 92 109) no Hoare annotation was computed. [2020-11-28 03:19:13,342 INFO L274 CegarLoopResult]: For program point L92-3(lines 92 109) no Hoare annotation was computed. [2020-11-28 03:19:13,342 INFO L274 CegarLoopResult]: For program point L92-4(lines 92 109) no Hoare annotation was computed. [2020-11-28 03:19:13,342 INFO L274 CegarLoopResult]: For program point L92-5(lines 92 109) no Hoare annotation was computed. [2020-11-28 03:19:13,342 INFO L270 CegarLoopResult]: At program point L60(lines 59 78) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse9 (= ULTIMATE.start_main_~tmp~9 1)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse11 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse12 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10 .cse2 .cse1 .cse11 .cse4 .cse6) (and .cse8 .cse7 .cse12 .cse9 .cse10 .cse2 .cse11 .cse4 .cse6) (and .cse12 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-11-28 03:19:13,342 INFO L274 CegarLoopResult]: For program point L60-1(lines 60 66) no Hoare annotation was computed. [2020-11-28 03:19:13,343 INFO L270 CegarLoopResult]: At program point L60-2(lines 59 78) the Hoare annotation is: false [2020-11-28 03:19:13,343 INFO L270 CegarLoopResult]: At program point L60-3(lines 59 78) the Hoare annotation is: false [2020-11-28 03:19:13,343 INFO L277 CegarLoopResult]: At program point L952(lines 933 955) the Hoare annotation is: true [2020-11-28 03:19:13,343 INFO L270 CegarLoopResult]: At program point L490(lines 485 493) 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 03:19:13,343 INFO L270 CegarLoopResult]: At program point L226(lines 211 229) the Hoare annotation is: false [2020-11-28 03:19:13,343 INFO L270 CegarLoopResult]: At program point L226-1(lines 211 229) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0))) (let ((.cse0 (not .cse14)) (.cse1 (not .cse12)) (.cse2 (<= ~waterLevel~0 1)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse10 (not .cse5)) (.cse3 (= ULTIMATE.start_main_~tmp~9 1)) (.cse13 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse15 (not .cse8)) (.cse16 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse17 (<= ~waterLevel~0 2)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 1 ~systemActive~0) .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse3 .cse13 .cse14 .cse15 .cse16 .cse6 .cse7 .cse17 .cse9) (and .cse0 .cse1 .cse2 .cse11 .cse3 .cse13 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse12 .cse3 .cse13 .cse14 .cse4 .cse15 .cse16 .cse6 .cse7 .cse17 .cse9)))) [2020-11-28 03:19:13,343 INFO L270 CegarLoopResult]: At program point L226-2(lines 211 229) the Hoare annotation is: false [2020-11-28 03:19:13,343 INFO L270 CegarLoopResult]: At program point L226-3(lines 211 229) the Hoare annotation is: false [2020-11-28 03:19:13,343 INFO L270 CegarLoopResult]: At program point L226-4(lines 211 229) the Hoare annotation is: false [2020-11-28 03:19:13,344 INFO L270 CegarLoopResult]: At program point L226-5(lines 211 229) the Hoare annotation is: false [2020-11-28 03:19:13,344 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:19:13,344 INFO L270 CegarLoopResult]: At program point L920(lines 916 922) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~9 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:19:13,344 INFO L274 CegarLoopResult]: For program point L293(lines 293 304) no Hoare annotation was computed. [2020-11-28 03:19:13,344 INFO L274 CegarLoopResult]: For program point L360(lines 360 364) no Hoare annotation was computed. [2020-11-28 03:19:13,344 INFO L274 CegarLoopResult]: For program point L360-3(lines 360 364) no Hoare annotation was computed. [2020-11-28 03:19:13,345 INFO L274 CegarLoopResult]: For program point L360-6(lines 360 364) no Hoare annotation was computed. [2020-11-28 03:19:13,345 INFO L274 CegarLoopResult]: For program point L96(lines 96 104) no Hoare annotation was computed. [2020-11-28 03:19:13,345 INFO L274 CegarLoopResult]: For program point L96-1(lines 96 104) no Hoare annotation was computed. [2020-11-28 03:19:13,345 INFO L274 CegarLoopResult]: For program point L96-2(lines 96 104) no Hoare annotation was computed. [2020-11-28 03:19:13,345 INFO L274 CegarLoopResult]: For program point L96-3(lines 96 104) no Hoare annotation was computed. [2020-11-28 03:19:13,345 INFO L274 CegarLoopResult]: For program point L96-4(lines 96 104) no Hoare annotation was computed. [2020-11-28 03:19:13,345 INFO L274 CegarLoopResult]: For program point L96-5(lines 96 104) no Hoare annotation was computed. [2020-11-28 03:19:13,345 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-11-28 03:19:13,345 INFO L274 CegarLoopResult]: For program point L329-2(lines 329 349) no Hoare annotation was computed. [2020-11-28 03:19:13,345 INFO L274 CegarLoopResult]: For program point L329-4(lines 329 349) no Hoare annotation was computed. [2020-11-28 03:19:13,345 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:19:13,346 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:19:13,346 INFO L270 CegarLoopResult]: At program point L429(lines 424 432) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse10 (= ULTIMATE.start_main_~tmp~9 1)) (.cse11 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse3 (= ~methaneLevelCritical~0 0))) (or (and .cse0 .cse1 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse2 .cse11 .cse5 .cse7 .cse8 .cse0 .cse1 .cse12 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~1 0) .cse3) (and .cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 0)) .cse10 .cse11 (<= 2 ~waterLevel~0) .cse5 .cse7 .cse8 .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not .cse6) .cse12 .cse3 (<= ~waterLevel~0 2)))) [2020-11-28 03:19:13,346 INFO L270 CegarLoopResult]: At program point L429-1(lines 424 432) the Hoare annotation is: false [2020-11-28 03:19:13,346 INFO L270 CegarLoopResult]: At program point L429-2(lines 424 432) the Hoare annotation is: false [2020-11-28 03:19:13,346 INFO L274 CegarLoopResult]: For program point L264(lines 263 308) no Hoare annotation was computed. [2020-11-28 03:19:13,346 INFO L270 CegarLoopResult]: At program point L397(lines 392 400) the Hoare annotation is: (let ((.cse20 (= ~pumpRunning~0 0))) (let ((.cse6 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse14 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 0))) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse15 (<= 2 ~waterLevel~0)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse17 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (not .cse20)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse18 (<= ~waterLevel~0 2)) (.cse0 (<= ~waterLevel~0 1)) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse13 (= ~methaneLevelCritical~0 1)) (.cse19 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse5 (= 1 ~systemActive~0)) (.cse10 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse12 .cse13 .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse10 .cse11) (and .cse1 .cse14 .cse2 .cse8 .cse15 .cse9 .cse10 .cse11 .cse16 .cse17 .cse4 .cse3 .cse7 .cse18) (and .cse0 .cse19 .cse7 .cse5 .cse9 .cse20 .cse10 .cse11) (and .cse1 .cse12 .cse13 .cse14 .cse2 .cse8 .cse15 .cse10 .cse11 .cse16 .cse17 .cse4 .cse3 .cse18) (and .cse0 .cse12 .cse13 .cse19 .cse5 .cse20 .cse10 .cse11)))) [2020-11-28 03:19:13,346 INFO L270 CegarLoopResult]: At program point L397-1(lines 392 400) the Hoare annotation is: false [2020-11-28 03:19:13,347 INFO L270 CegarLoopResult]: At program point L397-2(lines 392 400) the Hoare annotation is: false [2020-11-28 03:19:13,347 INFO L274 CegarLoopResult]: For program point L265(lines 265 269) no Hoare annotation was computed. [2020-11-28 03:19:13,347 INFO L270 CegarLoopResult]: At program point L67(lines 67 73) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse1 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse0 (<= ~waterLevel~0 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse18 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 0))) (.cse10 (= ULTIMATE.start_main_~tmp~9 1)) (.cse11 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse12 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse14 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse15 (not .cse4)) (.cse16 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse17 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse7 .cse9 .cse10 .cse11 .cse12 .cse5 .cse6 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse8 .cse10 .cse16 .cse18 .cse3 .cse2 .cse11 .cse5 .cse6) (and .cse0 .cse8 .cse7 .cse10 .cse16 .cse18 .cse3 .cse11 .cse5 .cse6) (and .cse8 .cse9 .cse10 .cse11 .cse12 .cse5 .cse6 .cse13 .cse14 .cse15 .cse16 .cse2 .cse17)))) [2020-11-28 03:19:13,347 INFO L270 CegarLoopResult]: At program point L67-1(lines 67 73) the Hoare annotation is: false [2020-11-28 03:19:13,348 INFO L270 CegarLoopResult]: At program point L67-2(lines 67 73) the Hoare annotation is: false [2020-11-28 03:19:13,348 INFO L274 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-11-28 03:19:13,348 INFO L274 CegarLoopResult]: For program point L299-2(lines 60 66) no Hoare annotation was computed. [2020-11-28 03:19:13,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:19:13 BoogieIcfgContainer [2020-11-28 03:19:13,432 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:19:13,433 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:19:13,433 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:19:13,433 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:19:13,434 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:55" (3/4) ... [2020-11-28 03:19:13,437 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:19:13,476 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:19:13,478 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:19:13,479 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:19:13,481 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:19:13,482 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:19:13,484 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:19:13,485 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:19:13,520 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-11-28 03:19:13,521 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-11-28 03:19:13,521 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((tmp == 0 && waterLevel <= 1) && tmp___0 <= 1) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((waterLevel == 1 && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && tmp___0 <= 1) && tmp == 1) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && \result == systemActive) && tmp == 0) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1)) || ((((((((((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((((((waterLevel <= 1 && !(\result == 0)) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) [2020-11-28 03:19:13,523 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((waterLevel <= 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && tmp___0 <= 1) && tmp == 1) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == systemActive) && tmp == 0) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2)) || ((((((waterLevel == 1 && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((tmp == 0 && tmp___0 <= 1) && tmp == systemActive) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((tmp == 0 && !(\result == 0)) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == systemActive) && tmp == 0) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((((((\result == 1 && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 03:19:13,524 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((((!(\result == 0) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((!(\result == 0) && methaneLevelCritical == 1) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((!(\result == 0) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((((((!(\result == 0) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 03:19:13,525 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 03:19:13,526 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((waterLevel <= 1 && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((!(\result == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) [2020-11-28 03:19:13,528 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((((((waterLevel <= 1 && !(\result == 0)) && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2)) || (((((((waterLevel <= 1 && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:19:13,529 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:19:13,530 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((methaneLevelCritical == 1 && \result == 0) && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((\result == 0 && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((!(\result == 0) && waterLevel <= 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:19:13,537 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 0 && waterLevel <= 1) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((!(\result == 0) && tmp == 1) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && tmp == 0) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0)) || ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) [2020-11-28 03:19:13,538 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) [2020-11-28 03:19:13,539 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(tmp == 0) && !(\result == 0)) && waterLevel <= 1) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && \result == 1) || (((((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && tmp == 1) && \result == systemActive) && tmp == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((!(tmp == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 1) && \result == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && \result == 1)) || (((((((((((!(\result == 0) && \result == 0) && tmp == 1) && \result == systemActive) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-11-28 03:19:13,540 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(\result == 0)) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2 [2020-11-28 03:19:13,648 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ae676373-6b60-478b-bda9-4eebf3ee8e9a/bin/uautomizer/witness.graphml [2020-11-28 03:19:13,648 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:19:13,649 INFO L168 Benchmark]: Toolchain (without parser) took 20732.00 ms. Allocated memory was 92.3 MB in the beginning and 270.5 MB in the end (delta: 178.3 MB). Free memory was 72.8 MB in the beginning and 194.8 MB in the end (delta: -122.1 MB). Peak memory consumption was 55.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:13,650 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:19:13,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.60 ms. Allocated memory is still 92.3 MB. Free memory was 72.4 MB in the beginning and 59.1 MB in the end (delta: 13.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:13,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.14 ms. Allocated memory is still 92.3 MB. Free memory was 59.1 MB in the beginning and 55.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:13,651 INFO L168 Benchmark]: Boogie Preprocessor took 86.64 ms. Allocated memory is still 92.3 MB. Free memory was 55.4 MB in the beginning and 52.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:13,652 INFO L168 Benchmark]: RCFGBuilder took 1491.93 ms. Allocated memory was 92.3 MB in the beginning and 125.8 MB in the end (delta: 33.6 MB). Free memory was 52.6 MB in the beginning and 87.4 MB in the end (delta: -34.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:13,652 INFO L168 Benchmark]: TraceAbstraction took 18040.98 ms. Allocated memory was 125.8 MB in the beginning and 270.5 MB in the end (delta: 144.7 MB). Free memory was 87.4 MB in the beginning and 205.3 MB in the end (delta: -117.9 MB). Peak memory consumption was 148.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:13,653 INFO L168 Benchmark]: Witness Printer took 215.50 ms. Allocated memory is still 270.5 MB. Free memory was 205.3 MB in the beginning and 194.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:13,655 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 775.60 ms. Allocated memory is still 92.3 MB. Free memory was 72.4 MB in the beginning and 59.1 MB in the end (delta: 13.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 110.14 ms. Allocated memory is still 92.3 MB. Free memory was 59.1 MB in the beginning and 55.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 86.64 ms. Allocated memory is still 92.3 MB. Free memory was 55.4 MB in the beginning and 52.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1491.93 ms. Allocated memory was 92.3 MB in the beginning and 125.8 MB in the end (delta: 33.6 MB). Free memory was 52.6 MB in the beginning and 87.4 MB in the end (delta: -34.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 18040.98 ms. Allocated memory was 125.8 MB in the beginning and 270.5 MB in the end (delta: 144.7 MB). Free memory was 87.4 MB in the beginning and 205.3 MB in the end (delta: -117.9 MB). Peak memory consumption was 148.5 MB. Max. memory is 16.1 GB. * Witness Printer took 215.50 ms. Allocated memory is still 270.5 MB. Free memory was 205.3 MB in the beginning and 194.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: ((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((((!(\result == 0) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((!(\result == 0) && methaneLevelCritical == 1) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((!(\result == 0) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((((((!(\result == 0) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: ((((((((((methaneLevelCritical == 1 && \result == 0) && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((\result == 0 && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((!(\result == 0) && waterLevel <= 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: ((((((((((tmp == 0 && waterLevel <= 1) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((!(\result == 0) && tmp == 1) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && tmp == 0) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0)) || ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(\result == 0)) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: ((((((((((((!(tmp == 0) && !(\result == 0)) && waterLevel <= 1) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && \result == 1) || (((((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && tmp == 1) && \result == systemActive) && tmp == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((!(tmp == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 1) && \result == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && \result == 1)) || (((((((((((!(\result == 0) && \result == 0) && tmp == 1) && \result == systemActive) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((((((((((waterLevel <= 1 && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((!(\result == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((tmp == 0 && waterLevel <= 1) && tmp___0 <= 1) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((waterLevel == 1 && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && tmp___0 <= 1) && tmp == 1) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && \result == systemActive) && tmp == 0) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1)) || ((((((((((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((((((waterLevel <= 1 && !(\result == 0)) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((waterLevel <= 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && tmp___0 <= 1) && tmp == 1) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == systemActive) && tmp == 0) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2)) || ((((((waterLevel == 1 && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((tmp == 0 && tmp___0 <= 1) && tmp == systemActive) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((tmp == 0 && !(\result == 0)) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == systemActive) && tmp == 0) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((((((\result == 1 && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: (((((((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((((((waterLevel <= 1 && !(\result == 0)) && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2)) || (((((((waterLevel <= 1 && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 126 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.3s, OverallIterations: 15, TraceHistogramMax: 2, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1517 SDtfs, 2538 SDslu, 2725 SDs, 0 SdLazy, 388 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 233 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=250occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 1205 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 252 NumberOfFragments, 2036 HoareAnnotationTreeSize, 45 FomulaSimplifications, 3234868 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 45 FomulaSimplificationsInter, 554831 FormulaSimplificationTreeSizeReductionInter, 8.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 660 NumberOfCodeBlocks, 660 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 643 ConstructedInterpolants, 0 QuantifiedInterpolants, 55768 SizeOfPredicates, 8 NumberOfNonLiveVariables, 879 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 17 InterpolantComputations, 13 PerfectInterpolantSequences, 86/102 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...