./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product48.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_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/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 1ab16baa4986c30d82da896f91b34098372adf7a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:58:09,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:58:09,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:58:09,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:58:09,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:58:09,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:58:09,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:58:09,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:58:09,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:58:09,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:58:09,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:58:09,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:58:09,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:58:09,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:58:09,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:58:09,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:58:09,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:58:09,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:58:09,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:58:09,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:58:09,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:58:09,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:58:09,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:58:09,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:58:09,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:58:09,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:58:09,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:58:09,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:58:09,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:58:09,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:58:09,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:58:09,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:58:09,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:58:09,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:58:09,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:58:09,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:58:09,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:58:09,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:58:09,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:58:09,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:58:09,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:58:09,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 02:58:09,472 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:58:09,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:58:09,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:58:09,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:58:09,474 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:58:09,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:58:09,475 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:58:09,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:58:09,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:58:09,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:58:09,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:58:09,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:58:09,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:58:09,477 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:58:09,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:58:09,477 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:58:09,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:58:09,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:58:09,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:58:09,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:58:09,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:58:09,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:58:09,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:58:09,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:58:09,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:58:09,479 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:58:09,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:58:09,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:58:09,480 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:58:09,480 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_73c74f8a-5e4c-4c6f-87ec-838963965f4f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ab16baa4986c30d82da896f91b34098372adf7a [2020-11-28 02:58:09,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:58:09,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:58:09,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:58:09,824 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:58:09,825 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:58:09,827 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c [2020-11-28 02:58:09,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer/data/72fd22692/1e8a0d91f8ef4a819732bf57fa6d64b9/FLAGf4dbc04c4 [2020-11-28 02:58:10,548 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:58:10,552 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c [2020-11-28 02:58:10,571 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer/data/72fd22692/1e8a0d91f8ef4a819732bf57fa6d64b9/FLAGf4dbc04c4 [2020-11-28 02:58:10,838 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer/data/72fd22692/1e8a0d91f8ef4a819732bf57fa6d64b9 [2020-11-28 02:58:10,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:58:10,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:58:10,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:10,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:58:10,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:58:10,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:10" (1/1) ... [2020-11-28 02:58:10,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@413daccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:10, skipping insertion in model container [2020-11-28 02:58:10,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:10" (1/1) ... [2020-11-28 02:58:10,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:58:10,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:58:11,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:58:11,392 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:58:11,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:58:11,537 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:58:11,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11 WrapperNode [2020-11-28 02:58:11,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:11,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:58:11,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:58:11,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:58:11,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11" (1/1) ... [2020-11-28 02:58:11,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11" (1/1) ... [2020-11-28 02:58:11,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:58:11,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:58:11,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:58:11,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:58:11,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11" (1/1) ... [2020-11-28 02:58:11,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11" (1/1) ... [2020-11-28 02:58:11,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11" (1/1) ... [2020-11-28 02:58:11,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11" (1/1) ... [2020-11-28 02:58:11,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11" (1/1) ... [2020-11-28 02:58:11,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11" (1/1) ... [2020-11-28 02:58:11,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11" (1/1) ... [2020-11-28 02:58:11,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:58:11,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:58:11,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:58:11,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:58:11,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/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 02:58:11,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:58:11,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 02:58:11,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:58:11,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:58:12,974 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:58:12,975 INFO L298 CfgBuilder]: Removed 206 assume(true) statements. [2020-11-28 02:58:12,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:12 BoogieIcfgContainer [2020-11-28 02:58:12,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:58:12,978 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 02:58:12,978 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 02:58:12,982 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 02:58:12,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:58:10" (1/3) ... [2020-11-28 02:58:12,983 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e82f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:12, skipping insertion in model container [2020-11-28 02:58:12,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:11" (2/3) ... [2020-11-28 02:58:12,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e82f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:12, skipping insertion in model container [2020-11-28 02:58:12,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:12" (3/3) ... [2020-11-28 02:58:12,985 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product48.cil.c [2020-11-28 02:58:12,997 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 02:58:13,002 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 02:58:13,014 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 02:58:13,047 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 02:58:13,048 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 02:58:13,048 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 02:58:13,048 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:58:13,048 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:58:13,048 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 02:58:13,049 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:58:13,049 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 02:58:13,073 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-11-28 02:58:13,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 02:58:13,080 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:13,081 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 02:58:13,081 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:13,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:13,094 INFO L82 PathProgramCache]: Analyzing trace with hash 980862916, now seen corresponding path program 1 times [2020-11-28 02:58:13,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:13,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418404288] [2020-11-28 02:58:13,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:13,417 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 02:58:13,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418404288] [2020-11-28 02:58:13,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:13,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:58:13,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021347941] [2020-11-28 02:58:13,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 02:58:13,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:13,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 02:58:13,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:58:13,446 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 2 states. [2020-11-28 02:58:13,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:13,511 INFO L93 Difference]: Finished difference Result 266 states and 399 transitions. [2020-11-28 02:58:13,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 02:58:13,512 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-28 02:58:13,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:13,542 INFO L225 Difference]: With dead ends: 266 [2020-11-28 02:58:13,543 INFO L226 Difference]: Without dead ends: 131 [2020-11-28 02:58:13,547 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 02:58:13,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-11-28 02:58:13,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2020-11-28 02:58:13,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-11-28 02:58:13,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 190 transitions. [2020-11-28 02:58:13,618 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 190 transitions. Word has length 18 [2020-11-28 02:58:13,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:13,618 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 190 transitions. [2020-11-28 02:58:13,619 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 02:58:13,620 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 190 transitions. [2020-11-28 02:58:13,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 02:58:13,621 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:13,621 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 02:58:13,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 02:58:13,622 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:13,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:13,624 INFO L82 PathProgramCache]: Analyzing trace with hash 762026947, now seen corresponding path program 1 times [2020-11-28 02:58:13,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:13,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252050819] [2020-11-28 02:58:13,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:13,814 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 02:58:13,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252050819] [2020-11-28 02:58:13,815 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:13,815 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:58:13,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760118436] [2020-11-28 02:58:13,816 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:13,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:13,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:13,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:13,818 INFO L87 Difference]: Start difference. First operand 131 states and 190 transitions. Second operand 3 states. [2020-11-28 02:58:13,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:13,832 INFO L93 Difference]: Finished difference Result 131 states and 190 transitions. [2020-11-28 02:58:13,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:13,838 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-28 02:58:13,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:13,838 INFO L225 Difference]: With dead ends: 131 [2020-11-28 02:58:13,839 INFO L226 Difference]: Without dead ends: 55 [2020-11-28 02:58:13,840 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 02:58:13,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-11-28 02:58:13,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-11-28 02:58:13,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-11-28 02:58:13,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2020-11-28 02:58:13,847 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2020-11-28 02:58:13,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:13,847 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2020-11-28 02:58:13,848 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:13,848 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2020-11-28 02:58:13,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 02:58:13,850 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:13,850 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 02:58:13,851 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 02:58:13,851 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:13,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:13,853 INFO L82 PathProgramCache]: Analyzing trace with hash 1314651584, now seen corresponding path program 1 times [2020-11-28 02:58:13,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:13,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649733236] [2020-11-28 02:58:13,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:14,017 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 02:58:14,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649733236] [2020-11-28 02:58:14,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:14,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:58:14,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674866250] [2020-11-28 02:58:14,018 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:14,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:14,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:14,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:14,019 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 5 states. [2020-11-28 02:58:14,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:14,128 INFO L93 Difference]: Finished difference Result 127 states and 187 transitions. [2020-11-28 02:58:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 02:58:14,130 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-11-28 02:58:14,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:14,131 INFO L225 Difference]: With dead ends: 127 [2020-11-28 02:58:14,131 INFO L226 Difference]: Without dead ends: 79 [2020-11-28 02:58:14,132 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 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 02:58:14,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-11-28 02:58:14,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 75. [2020-11-28 02:58:14,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-11-28 02:58:14,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2020-11-28 02:58:14,145 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 24 [2020-11-28 02:58:14,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:14,146 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2020-11-28 02:58:14,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:14,146 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2020-11-28 02:58:14,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 02:58:14,148 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:14,148 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 02:58:14,148 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 02:58:14,149 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:14,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:14,149 INFO L82 PathProgramCache]: Analyzing trace with hash 399769442, now seen corresponding path program 1 times [2020-11-28 02:58:14,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:14,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293062336] [2020-11-28 02:58:14,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:14,240 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 02:58:14,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293062336] [2020-11-28 02:58:14,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:14,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:58:14,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664796290] [2020-11-28 02:58:14,241 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:14,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:14,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:14,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:14,242 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand 3 states. [2020-11-28 02:58:14,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:14,464 INFO L93 Difference]: Finished difference Result 165 states and 245 transitions. [2020-11-28 02:58:14,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:14,465 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-28 02:58:14,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:14,466 INFO L225 Difference]: With dead ends: 165 [2020-11-28 02:58:14,466 INFO L226 Difference]: Without dead ends: 97 [2020-11-28 02:58:14,467 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 02:58:14,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2020-11-28 02:58:14,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 95. [2020-11-28 02:58:14,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-11-28 02:58:14,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 136 transitions. [2020-11-28 02:58:14,478 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 136 transitions. Word has length 26 [2020-11-28 02:58:14,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:14,478 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 136 transitions. [2020-11-28 02:58:14,478 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:14,478 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2020-11-28 02:58:14,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 02:58:14,479 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:14,480 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:14,480 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 02:58:14,480 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:14,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:14,481 INFO L82 PathProgramCache]: Analyzing trace with hash -521625591, now seen corresponding path program 1 times [2020-11-28 02:58:14,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:14,481 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831121354] [2020-11-28 02:58:14,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:14,557 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 02:58:14,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831121354] [2020-11-28 02:58:14,558 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:14,558 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:58:14,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769817893] [2020-11-28 02:58:14,559 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:14,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:14,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:14,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:14,560 INFO L87 Difference]: Start difference. First operand 95 states and 136 transitions. Second operand 5 states. [2020-11-28 02:58:14,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:14,805 INFO L93 Difference]: Finished difference Result 447 states and 651 transitions. [2020-11-28 02:58:14,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 02:58:14,806 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-11-28 02:58:14,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:14,809 INFO L225 Difference]: With dead ends: 447 [2020-11-28 02:58:14,809 INFO L226 Difference]: Without dead ends: 359 [2020-11-28 02:58:14,810 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 02:58:14,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-11-28 02:58:14,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 172. [2020-11-28 02:58:14,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-11-28 02:58:14,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 243 transitions. [2020-11-28 02:58:14,845 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 243 transitions. Word has length 27 [2020-11-28 02:58:14,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:14,846 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 243 transitions. [2020-11-28 02:58:14,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:14,846 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 243 transitions. [2020-11-28 02:58:14,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 02:58:14,850 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:14,851 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:14,852 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 02:58:14,852 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:14,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:14,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1955770751, now seen corresponding path program 1 times [2020-11-28 02:58:14,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:14,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605506013] [2020-11-28 02:58:14,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:14,941 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 02:58:14,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605506013] [2020-11-28 02:58:14,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:14,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:58:14,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083186929] [2020-11-28 02:58:14,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:14,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:14,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:14,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:14,943 INFO L87 Difference]: Start difference. First operand 172 states and 243 transitions. Second operand 5 states. [2020-11-28 02:58:15,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:15,208 INFO L93 Difference]: Finished difference Result 643 states and 913 transitions. [2020-11-28 02:58:15,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 02:58:15,208 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-11-28 02:58:15,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:15,212 INFO L225 Difference]: With dead ends: 643 [2020-11-28 02:58:15,212 INFO L226 Difference]: Without dead ends: 478 [2020-11-28 02:58:15,213 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 02:58:15,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2020-11-28 02:58:15,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 170. [2020-11-28 02:58:15,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-11-28 02:58:15,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 237 transitions. [2020-11-28 02:58:15,245 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 237 transitions. Word has length 28 [2020-11-28 02:58:15,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:15,245 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 237 transitions. [2020-11-28 02:58:15,245 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:15,246 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 237 transitions. [2020-11-28 02:58:15,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-28 02:58:15,247 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:15,248 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:15,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 02:58:15,248 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:15,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:15,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1721615084, now seen corresponding path program 1 times [2020-11-28 02:58:15,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:15,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529792335] [2020-11-28 02:58:15,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:15,331 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 02:58:15,331 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529792335] [2020-11-28 02:58:15,331 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:15,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:58:15,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695404220] [2020-11-28 02:58:15,332 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:15,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:15,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:15,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:15,333 INFO L87 Difference]: Start difference. First operand 170 states and 237 transitions. Second operand 5 states. [2020-11-28 02:58:15,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:15,491 INFO L93 Difference]: Finished difference Result 495 states and 685 transitions. [2020-11-28 02:58:15,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 02:58:15,492 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2020-11-28 02:58:15,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:15,495 INFO L225 Difference]: With dead ends: 495 [2020-11-28 02:58:15,495 INFO L226 Difference]: Without dead ends: 332 [2020-11-28 02:58:15,496 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 02:58:15,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2020-11-28 02:58:15,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 182. [2020-11-28 02:58:15,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-11-28 02:58:15,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 249 transitions. [2020-11-28 02:58:15,519 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 249 transitions. Word has length 36 [2020-11-28 02:58:15,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:15,519 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 249 transitions. [2020-11-28 02:58:15,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:15,520 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 249 transitions. [2020-11-28 02:58:15,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-28 02:58:15,526 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:15,527 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:15,527 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 02:58:15,527 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:15,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:15,528 INFO L82 PathProgramCache]: Analyzing trace with hash 710497834, now seen corresponding path program 1 times [2020-11-28 02:58:15,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:15,529 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441582892] [2020-11-28 02:58:15,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:15,635 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 02:58:15,636 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441582892] [2020-11-28 02:58:15,636 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:15,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 02:58:15,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921826313] [2020-11-28 02:58:15,637 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 02:58:15,637 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:15,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 02:58:15,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:58:15,639 INFO L87 Difference]: Start difference. First operand 182 states and 249 transitions. Second operand 6 states. [2020-11-28 02:58:15,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:15,816 INFO L93 Difference]: Finished difference Result 529 states and 719 transitions. [2020-11-28 02:58:15,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 02:58:15,817 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-11-28 02:58:15,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:15,820 INFO L225 Difference]: With dead ends: 529 [2020-11-28 02:58:15,820 INFO L226 Difference]: Without dead ends: 354 [2020-11-28 02:58:15,822 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-28 02:58:15,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2020-11-28 02:58:15,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 190. [2020-11-28 02:58:15,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-11-28 02:58:15,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 257 transitions. [2020-11-28 02:58:15,856 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 257 transitions. Word has length 36 [2020-11-28 02:58:15,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:15,857 INFO L481 AbstractCegarLoop]: Abstraction has 190 states and 257 transitions. [2020-11-28 02:58:15,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 02:58:15,857 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2020-11-28 02:58:15,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-28 02:58:15,861 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:15,862 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:15,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 02:58:15,863 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:15,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:15,864 INFO L82 PathProgramCache]: Analyzing trace with hash -310570520, now seen corresponding path program 1 times [2020-11-28 02:58:15,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:15,865 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505745609] [2020-11-28 02:58:15,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:15,945 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 02:58:15,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505745609] [2020-11-28 02:58:15,945 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:15,945 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:58:15,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629510790] [2020-11-28 02:58:15,946 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:15,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:15,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:15,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:15,947 INFO L87 Difference]: Start difference. First operand 190 states and 257 transitions. Second operand 3 states. [2020-11-28 02:58:16,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:16,024 INFO L93 Difference]: Finished difference Result 461 states and 623 transitions. [2020-11-28 02:58:16,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:16,025 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2020-11-28 02:58:16,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:16,027 INFO L225 Difference]: With dead ends: 461 [2020-11-28 02:58:16,027 INFO L226 Difference]: Without dead ends: 278 [2020-11-28 02:58:16,028 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 02:58:16,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-11-28 02:58:16,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2020-11-28 02:58:16,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2020-11-28 02:58:16,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 367 transitions. [2020-11-28 02:58:16,062 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 367 transitions. Word has length 36 [2020-11-28 02:58:16,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:16,062 INFO L481 AbstractCegarLoop]: Abstraction has 278 states and 367 transitions. [2020-11-28 02:58:16,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:16,063 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 367 transitions. [2020-11-28 02:58:16,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 02:58:16,064 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:16,064 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:16,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 02:58:16,064 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:16,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:16,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1785049304, now seen corresponding path program 1 times [2020-11-28 02:58:16,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:16,065 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350175972] [2020-11-28 02:58:16,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:16,112 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 02:58:16,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350175972] [2020-11-28 02:58:16,112 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:16,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:58:16,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33163121] [2020-11-28 02:58:16,113 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:16,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:16,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:16,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:16,114 INFO L87 Difference]: Start difference. First operand 278 states and 367 transitions. Second operand 3 states. [2020-11-28 02:58:16,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:16,181 INFO L93 Difference]: Finished difference Result 405 states and 536 transitions. [2020-11-28 02:58:16,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:16,182 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-11-28 02:58:16,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:16,185 INFO L225 Difference]: With dead ends: 405 [2020-11-28 02:58:16,185 INFO L226 Difference]: Without dead ends: 403 [2020-11-28 02:58:16,186 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 02:58:16,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2020-11-28 02:58:16,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 328. [2020-11-28 02:58:16,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 328 states. [2020-11-28 02:58:16,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 440 transitions. [2020-11-28 02:58:16,227 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 440 transitions. Word has length 37 [2020-11-28 02:58:16,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:16,227 INFO L481 AbstractCegarLoop]: Abstraction has 328 states and 440 transitions. [2020-11-28 02:58:16,228 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:16,228 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 440 transitions. [2020-11-28 02:58:16,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-28 02:58:16,229 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:16,229 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:16,230 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 02:58:16,230 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:16,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:16,231 INFO L82 PathProgramCache]: Analyzing trace with hash 1615190538, now seen corresponding path program 1 times [2020-11-28 02:58:16,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:16,231 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533546229] [2020-11-28 02:58:16,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:16,335 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-28 02:58:16,338 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533546229] [2020-11-28 02:58:16,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:16,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 02:58:16,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931087575] [2020-11-28 02:58:16,339 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 02:58:16,339 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:16,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 02:58:16,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:58:16,341 INFO L87 Difference]: Start difference. First operand 328 states and 440 transitions. Second operand 6 states. [2020-11-28 02:58:16,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:16,739 INFO L93 Difference]: Finished difference Result 1067 states and 1425 transitions. [2020-11-28 02:58:16,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-28 02:58:16,739 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-11-28 02:58:16,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:16,745 INFO L225 Difference]: With dead ends: 1067 [2020-11-28 02:58:16,745 INFO L226 Difference]: Without dead ends: 746 [2020-11-28 02:58:16,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-11-28 02:58:16,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2020-11-28 02:58:16,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 302. [2020-11-28 02:58:16,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-11-28 02:58:16,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 396 transitions. [2020-11-28 02:58:16,791 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 396 transitions. Word has length 59 [2020-11-28 02:58:16,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:16,792 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 396 transitions. [2020-11-28 02:58:16,792 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 02:58:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2020-11-28 02:58:16,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-28 02:58:16,806 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:16,807 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-28 02:58:16,807 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 02:58:16,807 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:16,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:16,808 INFO L82 PathProgramCache]: Analyzing trace with hash 855070338, now seen corresponding path program 1 times [2020-11-28 02:58:16,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:16,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901122587] [2020-11-28 02:58:16,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:16,911 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-28 02:58:16,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901122587] [2020-11-28 02:58:16,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:16,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 02:58:16,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035958399] [2020-11-28 02:58:16,917 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 02:58:16,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:16,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 02:58:16,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:58:16,918 INFO L87 Difference]: Start difference. First operand 302 states and 396 transitions. Second operand 6 states. [2020-11-28 02:58:17,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:17,289 INFO L93 Difference]: Finished difference Result 785 states and 1031 transitions. [2020-11-28 02:58:17,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-28 02:58:17,289 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 78 [2020-11-28 02:58:17,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:17,292 INFO L225 Difference]: With dead ends: 785 [2020-11-28 02:58:17,292 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 02:58:17,293 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-11-28 02:58:17,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 02:58:17,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 02:58:17,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 02:58:17,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 02:58:17,294 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2020-11-28 02:58:17,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:17,294 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 02:58:17,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 02:58:17,294 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 02:58:17,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 02:58:17,294 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 02:58:17,296 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 02:58:17,663 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2020-11-28 02:58:18,445 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 159 [2020-11-28 02:58:18,612 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2020-11-28 02:58:18,958 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 147 [2020-11-28 02:58:19,127 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 99 [2020-11-28 02:58:19,256 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 100 [2020-11-28 02:58:19,479 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 59 [2020-11-28 02:58:19,885 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 164 [2020-11-28 02:58:20,251 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2020-11-28 02:58:20,377 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 18 [2020-11-28 02:58:21,262 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 36 [2020-11-28 02:58:21,462 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 18 [2020-11-28 02:58:22,619 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 154 DAG size of output: 31 [2020-11-28 02:58:22,979 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 28 [2020-11-28 02:58:23,724 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 28 [2020-11-28 02:58:24,206 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 31 [2020-11-28 02:58:24,592 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 25 [2020-11-28 02:58:24,984 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 31 [2020-11-28 02:58:25,395 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 31 [2020-11-28 02:58:26,424 WARN L193 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-11-28 02:58:27,343 WARN L193 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 31 [2020-11-28 02:58:27,350 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:58:27,351 INFO L270 CegarLoopResult]: At program point L168(lines 1 987) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-11-28 02:58:27,351 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 02:58:27,351 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 02:58:27,351 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 02:58:27,351 INFO L274 CegarLoopResult]: For program point L499(lines 499 509) no Hoare annotation was computed. [2020-11-28 02:58:27,351 INFO L274 CegarLoopResult]: For program point L499-2(lines 499 509) no Hoare annotation was computed. [2020-11-28 02:58:27,351 INFO L274 CegarLoopResult]: For program point L499-4(lines 499 509) no Hoare annotation was computed. [2020-11-28 02:58:27,351 INFO L274 CegarLoopResult]: For program point L500(lines 500 506) no Hoare annotation was computed. [2020-11-28 02:58:27,352 INFO L274 CegarLoopResult]: For program point L500-2(lines 500 506) no Hoare annotation was computed. [2020-11-28 02:58:27,352 INFO L274 CegarLoopResult]: For program point L500-4(lines 500 506) no Hoare annotation was computed. [2020-11-28 02:58:27,352 INFO L274 CegarLoopResult]: For program point L302(lines 302 310) no Hoare annotation was computed. [2020-11-28 02:58:27,352 INFO L274 CegarLoopResult]: For program point L302-1(lines 302 310) no Hoare annotation was computed. [2020-11-28 02:58:27,352 INFO L274 CegarLoopResult]: For program point L302-2(lines 302 310) no Hoare annotation was computed. [2020-11-28 02:58:27,352 INFO L274 CegarLoopResult]: For program point L302-3(lines 302 310) no Hoare annotation was computed. [2020-11-28 02:58:27,352 INFO L274 CegarLoopResult]: For program point L302-4(lines 302 310) no Hoare annotation was computed. [2020-11-28 02:58:27,352 INFO L270 CegarLoopResult]: At program point L137(lines 128 141) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:58:27,352 INFO L274 CegarLoopResult]: For program point L302-5(lines 302 310) no Hoare annotation was computed. [2020-11-28 02:58:27,353 INFO L270 CegarLoopResult]: At program point L137-1(lines 128 141) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 .cse4 .cse5) (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5))) [2020-11-28 02:58:27,353 INFO L270 CegarLoopResult]: At program point L137-2(lines 128 141) the Hoare annotation is: false [2020-11-28 02:58:27,353 INFO L270 CegarLoopResult]: At program point L137-3(lines 128 141) the Hoare annotation is: false [2020-11-28 02:58:27,353 INFO L270 CegarLoopResult]: At program point L137-4(lines 128 141) the Hoare annotation is: false [2020-11-28 02:58:27,353 INFO L270 CegarLoopResult]: At program point L137-5(lines 128 141) the Hoare annotation is: false [2020-11-28 02:58:27,353 INFO L274 CegarLoopResult]: For program point L205(lines 205 211) no Hoare annotation was computed. [2020-11-28 02:58:27,353 INFO L270 CegarLoopResult]: At program point L205-1(lines 205 211) the Hoare annotation is: (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5 0)) (.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~methAndRunningLastTime~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse4 .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse3 .cse4 .cse8 .cse5 .cse6) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse3 .cse4 .cse6 .cse5))) [2020-11-28 02:58:27,354 INFO L270 CegarLoopResult]: At program point L273(lines 273 279) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3) (and (= ~methaneLevelCritical~0 1) .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3))) [2020-11-28 02:58:27,354 INFO L270 CegarLoopResult]: At program point L273-1(lines 273 279) the Hoare annotation is: false [2020-11-28 02:58:27,354 INFO L270 CegarLoopResult]: At program point L273-2(lines 273 279) the Hoare annotation is: false [2020-11-28 02:58:27,354 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:58:27,354 INFO L270 CegarLoopResult]: At program point L176(lines 171 179) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-28 02:58:27,354 INFO L270 CegarLoopResult]: At program point L903-2(lines 903 917) the Hoare annotation is: false [2020-11-28 02:58:27,354 INFO L274 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2020-11-28 02:58:27,354 INFO L274 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2020-11-28 02:58:27,354 INFO L274 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,354 INFO L274 CegarLoopResult]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,354 INFO L274 CegarLoopResult]: For program point L443-3(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,355 INFO L274 CegarLoopResult]: For program point L443-5(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,355 INFO L270 CegarLoopResult]: At program point L245(lines 194 246) the Hoare annotation is: false [2020-11-28 02:58:27,355 INFO L274 CegarLoopResult]: For program point L443-6(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,355 INFO L274 CegarLoopResult]: For program point L443-8(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,355 INFO L274 CegarLoopResult]: For program point L443-9(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,355 INFO L274 CegarLoopResult]: For program point L443-11(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,355 INFO L274 CegarLoopResult]: For program point L443-12(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,355 INFO L274 CegarLoopResult]: For program point L443-14(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,355 INFO L274 CegarLoopResult]: For program point L443-15(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,355 INFO L274 CegarLoopResult]: For program point L443-17(lines 443 447) no Hoare annotation was computed. [2020-11-28 02:58:27,355 INFO L274 CegarLoopResult]: For program point L907(lines 907 911) no Hoare annotation was computed. [2020-11-28 02:58:27,355 INFO L274 CegarLoopResult]: For program point L907-1(lines 266 272) no Hoare annotation was computed. [2020-11-28 02:58:27,356 INFO L274 CegarLoopResult]: For program point L215(lines 215 221) no Hoare annotation was computed. [2020-11-28 02:58:27,356 INFO L270 CegarLoopResult]: At program point L215-1(lines 215 221) the Hoare annotation is: (let ((.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse7 .cse3 .cse4))) [2020-11-28 02:58:27,356 INFO L274 CegarLoopResult]: For program point L975(lines 975 982) no Hoare annotation was computed. [2020-11-28 02:58:27,357 INFO L277 CegarLoopResult]: At program point L975-1(lines 975 982) the Hoare annotation is: true [2020-11-28 02:58:27,357 INFO L270 CegarLoopResult]: At program point L449(lines 434 452) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:58:27,358 INFO L270 CegarLoopResult]: At program point L449-1(lines 434 452) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 .cse4 .cse5) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 .cse5) (and .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5))) [2020-11-28 02:58:27,358 INFO L270 CegarLoopResult]: At program point L449-2(lines 434 452) the Hoare annotation is: false [2020-11-28 02:58:27,358 INFO L270 CegarLoopResult]: At program point L449-3(lines 434 452) the Hoare annotation is: false [2020-11-28 02:58:27,358 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 02:58:27,358 INFO L270 CegarLoopResult]: At program point L449-4(lines 434 452) the Hoare annotation is: false [2020-11-28 02:58:27,358 INFO L270 CegarLoopResult]: At program point L449-5(lines 434 452) the Hoare annotation is: false [2020-11-28 02:58:27,359 INFO L270 CegarLoopResult]: At program point L484(lines 479 486) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-28 02:58:27,359 INFO L270 CegarLoopResult]: At program point L385(lines 378 388) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3))) [2020-11-28 02:58:27,359 INFO L270 CegarLoopResult]: At program point L385-1(lines 378 388) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:58:27,359 INFO L270 CegarLoopResult]: At program point L385-2(lines 378 388) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 .cse3 .cse4))) [2020-11-28 02:58:27,359 INFO L270 CegarLoopResult]: At program point L385-3(lines 378 388) the Hoare annotation is: false [2020-11-28 02:58:27,360 INFO L270 CegarLoopResult]: At program point L385-4(lines 378 388) the Hoare annotation is: false [2020-11-28 02:58:27,360 INFO L270 CegarLoopResult]: At program point L385-5(lines 378 388) the Hoare annotation is: false [2020-11-28 02:58:27,360 INFO L270 CegarLoopResult]: At program point L385-6(lines 378 388) the Hoare annotation is: false [2020-11-28 02:58:27,360 INFO L270 CegarLoopResult]: At program point L385-7(lines 378 388) the Hoare annotation is: false [2020-11-28 02:58:27,360 INFO L270 CegarLoopResult]: At program point L385-8(lines 378 388) the Hoare annotation is: false [2020-11-28 02:58:27,360 INFO L274 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2020-11-28 02:58:27,361 INFO L274 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2020-11-28 02:58:27,361 INFO L274 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2020-11-28 02:58:27,361 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 02:58:27,361 INFO L270 CegarLoopResult]: At program point L92(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)))) [2020-11-28 02:58:27,361 INFO L270 CegarLoopResult]: At program point L92-1(lines 87 95) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:58:27,361 INFO L270 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-11-28 02:58:27,362 INFO L270 CegarLoopResult]: At program point L92-3(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (not (= 0 ~systemActive~0)) .cse5 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse1 .cse2 .cse3))) [2020-11-28 02:58:27,362 INFO L270 CegarLoopResult]: At program point L92-4(lines 87 95) the Hoare annotation is: false [2020-11-28 02:58:27,362 INFO L277 CegarLoopResult]: At program point L984(lines 965 987) the Hoare annotation is: true [2020-11-28 02:58:27,362 INFO L270 CegarLoopResult]: At program point L951(lines 947 953) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-28 02:58:27,362 INFO L270 CegarLoopResult]: At program point L92-5(lines 87 95) the Hoare annotation is: false [2020-11-28 02:58:27,363 INFO L270 CegarLoopResult]: At program point L92-6(lines 87 95) the Hoare annotation is: false [2020-11-28 02:58:27,363 INFO L270 CegarLoopResult]: At program point L92-7(lines 87 95) the Hoare annotation is: false [2020-11-28 02:58:27,363 INFO L270 CegarLoopResult]: At program point L92-8(lines 87 95) the Hoare annotation is: false [2020-11-28 02:58:27,363 INFO L270 CegarLoopResult]: At program point L92-9(lines 87 95) the Hoare annotation is: false [2020-11-28 02:58:27,363 INFO L270 CegarLoopResult]: At program point L92-10(lines 87 95) the Hoare annotation is: false [2020-11-28 02:58:27,363 INFO L270 CegarLoopResult]: At program point L92-11(lines 87 95) the Hoare annotation is: false [2020-11-28 02:58:27,363 INFO L274 CegarLoopResult]: For program point L324(lines 324 341) no Hoare annotation was computed. [2020-11-28 02:58:27,364 INFO L274 CegarLoopResult]: For program point L324-1(lines 324 341) no Hoare annotation was computed. [2020-11-28 02:58:27,364 INFO L274 CegarLoopResult]: For program point L324-2(lines 324 341) no Hoare annotation was computed. [2020-11-28 02:58:27,364 INFO L274 CegarLoopResult]: For program point L225(lines 225 240) no Hoare annotation was computed. [2020-11-28 02:58:27,364 INFO L274 CegarLoopResult]: For program point L457(lines 457 463) no Hoare annotation was computed. [2020-11-28 02:58:27,364 INFO L270 CegarLoopResult]: At program point L457-1(lines 457 463) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ~methaneLevelCritical~0 1) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse0 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 .cse3))) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3))) [2020-11-28 02:58:27,364 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 02:58:27,365 INFO L274 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-11-28 02:58:27,365 INFO L274 CegarLoopResult]: For program point L887-1(line 887) no Hoare annotation was computed. [2020-11-28 02:58:27,365 INFO L274 CegarLoopResult]: For program point L887-2(line 887) no Hoare annotation was computed. [2020-11-28 02:58:27,365 INFO L274 CegarLoopResult]: For program point L360(lines 360 366) no Hoare annotation was computed. [2020-11-28 02:58:27,365 INFO L274 CegarLoopResult]: For program point L360-2(lines 360 366) no Hoare annotation was computed. [2020-11-28 02:58:27,365 INFO L274 CegarLoopResult]: For program point L360-4(lines 360 366) no Hoare annotation was computed. [2020-11-28 02:58:27,365 INFO L274 CegarLoopResult]: For program point L360-6(lines 360 366) no Hoare annotation was computed. [2020-11-28 02:58:27,365 INFO L274 CegarLoopResult]: For program point L360-8(lines 360 366) no Hoare annotation was computed. [2020-11-28 02:58:27,366 INFO L274 CegarLoopResult]: For program point L360-10(lines 360 366) no Hoare annotation was computed. [2020-11-28 02:58:27,366 INFO L270 CegarLoopResult]: At program point L394(lines 389 397) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= ULTIMATE.start_main_~tmp~9 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 02:58:27,366 INFO L270 CegarLoopResult]: At program point L394-1(lines 389 397) the Hoare annotation is: false [2020-11-28 02:58:27,366 INFO L274 CegarLoopResult]: For program point L328(lines 328 336) no Hoare annotation was computed. [2020-11-28 02:58:27,366 INFO L270 CegarLoopResult]: At program point L394-2(lines 389 397) the Hoare annotation is: false [2020-11-28 02:58:27,366 INFO L274 CegarLoopResult]: For program point L328-1(lines 328 336) no Hoare annotation was computed. [2020-11-28 02:58:27,366 INFO L274 CegarLoopResult]: For program point L328-2(lines 328 336) no Hoare annotation was computed. [2020-11-28 02:58:27,367 INFO L274 CegarLoopResult]: For program point L196(lines 195 244) no Hoare annotation was computed. [2020-11-28 02:58:27,367 INFO L274 CegarLoopResult]: For program point L197(lines 197 201) no Hoare annotation was computed. [2020-11-28 02:58:27,367 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 02:58:27,367 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:58:27,367 INFO L274 CegarLoopResult]: For program point L495(lines 495 512) no Hoare annotation was computed. [2020-11-28 02:58:27,367 INFO L270 CegarLoopResult]: At program point L495-1(lines 1 987) the Hoare annotation is: (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5 0)) (.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~methAndRunningLastTime~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse4 .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse3 .cse4 .cse8 .cse5 .cse6) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse3 .cse4 .cse6 .cse5))) [2020-11-28 02:58:27,368 INFO L274 CegarLoopResult]: For program point L495-2(lines 495 512) no Hoare annotation was computed. [2020-11-28 02:58:27,368 INFO L270 CegarLoopResult]: At program point L495-3(lines 1 987) the Hoare annotation is: false [2020-11-28 02:58:27,368 INFO L274 CegarLoopResult]: For program point L495-4(lines 495 512) no Hoare annotation was computed. [2020-11-28 02:58:27,368 INFO L270 CegarLoopResult]: At program point L495-5(lines 1 987) the Hoare annotation is: false [2020-11-28 02:58:27,368 INFO L274 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:58:27,368 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:58:27,368 INFO L274 CegarLoopResult]: For program point L132-2(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:58:27,368 INFO L274 CegarLoopResult]: For program point L132-3(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:58:27,369 INFO L274 CegarLoopResult]: For program point L132-4(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:58:27,369 INFO L274 CegarLoopResult]: For program point L132-5(lines 132 138) no Hoare annotation was computed. [2020-11-28 02:58:27,369 INFO L274 CegarLoopResult]: For program point L298(lines 298 315) no Hoare annotation was computed. [2020-11-28 02:58:27,369 INFO L274 CegarLoopResult]: For program point L298-1(lines 298 315) no Hoare annotation was computed. [2020-11-28 02:58:27,369 INFO L274 CegarLoopResult]: For program point L298-2(lines 298 315) no Hoare annotation was computed. [2020-11-28 02:58:27,369 INFO L274 CegarLoopResult]: For program point L298-3(lines 298 315) no Hoare annotation was computed. [2020-11-28 02:58:27,369 INFO L274 CegarLoopResult]: For program point L298-4(lines 298 315) no Hoare annotation was computed. [2020-11-28 02:58:27,370 INFO L274 CegarLoopResult]: For program point L298-5(lines 298 315) no Hoare annotation was computed. [2020-11-28 02:58:27,370 INFO L274 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-11-28 02:58:27,370 INFO L270 CegarLoopResult]: At program point L266(lines 265 284) the Hoare annotation is: (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse6 .cse3 .cse4) (and .cse1 .cse7 .cse6 .cse3 .cse4) (and .cse1 .cse7 .cse2 .cse3 .cse4))) [2020-11-28 02:58:27,370 INFO L274 CegarLoopResult]: For program point L233(lines 233 239) no Hoare annotation was computed. [2020-11-28 02:58:27,370 INFO L274 CegarLoopResult]: For program point L266-1(lines 266 272) no Hoare annotation was computed. [2020-11-28 02:58:27,370 INFO L270 CegarLoopResult]: At program point L233-1(lines 266 272) the Hoare annotation is: (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse6 .cse3 .cse4) (and .cse1 .cse7 .cse6 .cse3 .cse4) (and .cse1 .cse7 .cse2 .cse3 .cse4))) [2020-11-28 02:58:27,371 INFO L270 CegarLoopResult]: At program point L266-2(lines 265 284) the Hoare annotation is: false [2020-11-28 02:58:27,371 INFO L270 CegarLoopResult]: At program point L266-3(lines 265 284) the Hoare annotation is: false [2020-11-28 02:58:27,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:58:27 BoogieIcfgContainer [2020-11-28 02:58:27,409 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 02:58:27,410 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:58:27,410 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:58:27,410 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:58:27,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:12" (3/4) ... [2020-11-28 02:58:27,413 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 02:58:27,444 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 02:58:27,445 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 02:58:27,446 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 02:58:27,448 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 02:58:27,449 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 02:58:27,450 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:58:27,451 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:58:27,471 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-28 02:58:27,472 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-28 02:58:27,472 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-28 02:58:27,472 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2020-11-28 02:58:27,473 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2020-11-28 02:58:27,473 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:58:27,474 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:58:27,474 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:58:27,474 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:58:27,475 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (methaneLevelCritical == 1 && (((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((\result == 1 && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1))) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:58:27,476 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:58:27,476 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-11-28 02:58:27,477 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:58:27,478 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:58:27,478 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:58:27,479 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((methaneLevelCritical == 1 && tmp___0 == 0) && !(tmp == 0)) && tmp == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:58:27,480 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:58:27,481 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:58:27,481 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:58:27,482 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:58:27,483 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:58:27,483 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 02:58:27,562 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_73c74f8a-5e4c-4c6f-87ec-838963965f4f/bin/uautomizer/witness.graphml [2020-11-28 02:58:27,562 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:58:27,564 INFO L168 Benchmark]: Toolchain (without parser) took 16721.09 ms. Allocated memory was 109.1 MB in the beginning and 281.0 MB in the end (delta: 172.0 MB). Free memory was 72.1 MB in the beginning and 115.6 MB in the end (delta: -43.5 MB). Peak memory consumption was 127.0 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:27,564 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 109.1 MB. Free memory was 79.6 MB in the beginning and 79.6 MB in the end (delta: 32.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:58:27,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.77 ms. Allocated memory is still 109.1 MB. Free memory was 71.9 MB in the beginning and 73.1 MB in the end (delta: -1.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:27,565 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.99 ms. Allocated memory is still 109.1 MB. Free memory was 73.1 MB in the beginning and 68.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:27,565 INFO L168 Benchmark]: Boogie Preprocessor took 93.10 ms. Allocated memory is still 109.1 MB. Free memory was 68.9 MB in the beginning and 65.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:27,566 INFO L168 Benchmark]: RCFGBuilder took 1226.95 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 65.9 MB in the beginning and 70.4 MB in the end (delta: -4.5 MB). Peak memory consumption was 36.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:27,566 INFO L168 Benchmark]: TraceAbstraction took 14431.17 ms. Allocated memory was 132.1 MB in the beginning and 281.0 MB in the end (delta: 148.9 MB). Free memory was 70.3 MB in the beginning and 127.2 MB in the end (delta: -56.8 MB). Peak memory consumption was 137.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:27,566 INFO L168 Benchmark]: Witness Printer took 152.70 ms. Allocated memory is still 281.0 MB. Free memory was 127.2 MB in the beginning and 115.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:27,569 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 109.1 MB. Free memory was 79.6 MB in the beginning and 79.6 MB in the end (delta: 32.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 694.77 ms. Allocated memory is still 109.1 MB. Free memory was 71.9 MB in the beginning and 73.1 MB in the end (delta: -1.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 114.99 ms. Allocated memory is still 109.1 MB. Free memory was 73.1 MB in the beginning and 68.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 93.10 ms. Allocated memory is still 109.1 MB. Free memory was 68.9 MB in the beginning and 65.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1226.95 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 65.9 MB in the beginning and 70.4 MB in the end (delta: -4.5 MB). Peak memory consumption was 36.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14431.17 ms. Allocated memory was 132.1 MB in the beginning and 281.0 MB in the end (delta: 148.9 MB). Free memory was 70.3 MB in the beginning and 127.2 MB in the end (delta: -56.8 MB). Peak memory consumption was 137.2 MB. Max. memory is 16.1 GB. * Witness Printer took 152.70 ms. Allocated memory is still 281.0 MB. Free memory was 127.2 MB in the beginning and 115.6 MB in the end (delta: 11.5 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: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((methaneLevelCritical == 1 && tmp___0 == 0) && !(tmp == 0)) && tmp == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 457]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 1 && (((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((\result == 1 && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1))) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 903]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.2s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1407 SDtfs, 2154 SDslu, 2450 SDs, 0 SdLazy, 364 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=328occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 1334 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 315 NumberOfFragments, 1242 HoareAnnotationTreeSize, 57 FomulaSimplifications, 2390622 FormulaSimplificationTreeSizeReduction, 2.9s HoareSimplificationTime, 57 FomulaSimplificationsInter, 408013 FormulaSimplificationTreeSizeReductionInter, 7.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 424 NumberOfCodeBlocks, 424 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 412 ConstructedInterpolants, 0 QuantifiedInterpolants, 28378 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 67/67 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...