./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product54.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_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/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 c91e4e85649f1d5114ec79d2c6b873f11539f5ec ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:06:09,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:06:09,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:06:09,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:06:09,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:06:09,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:06:09,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:06:09,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:06:09,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:06:09,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:06:09,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:06:09,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:06:09,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:06:09,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:06:09,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:06:09,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:06:09,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:06:09,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:06:09,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:06:09,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:06:09,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:06:09,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:06:09,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:06:09,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:06:09,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:06:09,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:06:09,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:06:09,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:06:09,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:06:09,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:06:09,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:06:09,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:06:09,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:06:09,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:06:09,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:06:09,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:06:09,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:06:09,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:06:09,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:06:09,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:06:09,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:06:09,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 19:06:09,835 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:06:09,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:06:09,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:06:09,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:06:09,837 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:06:09,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:06:09,837 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:06:09,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:06:09,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:06:09,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:06:09,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:06:09,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:06:09,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:06:09,839 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:06:09,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:06:09,839 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:06:09,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:06:09,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:06:09,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:06:09,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:06:09,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:06:09,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:06:09,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:06:09,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:06:09,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:06:09,841 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:06:09,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:06:09,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:06:09,842 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:06:09,842 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_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c91e4e85649f1d5114ec79d2c6b873f11539f5ec [2020-11-29 19:06:10,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:06:10,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:06:10,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:06:10,176 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:06:10,180 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:06:10,181 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2020-11-29 19:06:10,246 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/data/ba78b6317/014a72f4a89348bd9aeeefeef989d49a/FLAG0afd093dc [2020-11-29 19:06:10,760 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:06:10,760 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2020-11-29 19:06:10,775 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/data/ba78b6317/014a72f4a89348bd9aeeefeef989d49a/FLAG0afd093dc [2020-11-29 19:06:11,088 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/data/ba78b6317/014a72f4a89348bd9aeeefeef989d49a [2020-11-29 19:06:11,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:06:11,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:06:11,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:06:11,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:06:11,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:06:11,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:06:11" (1/1) ... [2020-11-29 19:06:11,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3654b0d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11, skipping insertion in model container [2020-11-29 19:06:11,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:06:11" (1/1) ... [2020-11-29 19:06:11,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:06:11,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:06:11,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:06:11,557 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:06:11,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:06:11,733 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:06:11,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11 WrapperNode [2020-11-29 19:06:11,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:06:11,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:06:11,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:06:11,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:06:11,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11" (1/1) ... [2020-11-29 19:06:11,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11" (1/1) ... [2020-11-29 19:06:11,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:06:11,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:06:11,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:06:11,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:06:11,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11" (1/1) ... [2020-11-29 19:06:11,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11" (1/1) ... [2020-11-29 19:06:11,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11" (1/1) ... [2020-11-29 19:06:11,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11" (1/1) ... [2020-11-29 19:06:11,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11" (1/1) ... [2020-11-29 19:06:11,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11" (1/1) ... [2020-11-29 19:06:11,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11" (1/1) ... [2020-11-29 19:06:11,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:06:11,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:06:11,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:06:11,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:06:11,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/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 [2020-11-29 19:06:12,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:06:12,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:06:12,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:06:12,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:06:13,366 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:06:13,366 INFO L298 CfgBuilder]: Removed 290 assume(true) statements. [2020-11-29 19:06:13,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:06:13 BoogieIcfgContainer [2020-11-29 19:06:13,368 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:06:13,370 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 19:06:13,370 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 19:06:13,373 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 19:06:13,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 07:06:11" (1/3) ... [2020-11-29 19:06:13,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2deb10d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:06:13, skipping insertion in model container [2020-11-29 19:06:13,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:11" (2/3) ... [2020-11-29 19:06:13,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2deb10d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:06:13, skipping insertion in model container [2020-11-29 19:06:13,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:06:13" (3/3) ... [2020-11-29 19:06:13,376 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54.cil.c [2020-11-29 19:06:13,387 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 19:06:13,391 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-29 19:06:13,403 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-29 19:06:13,444 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 19:06:13,444 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 19:06:13,444 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 19:06:13,444 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 19:06:13,444 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 19:06:13,444 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 19:06:13,445 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 19:06:13,445 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 19:06:13,462 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-11-29 19:06:13,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 19:06:13,469 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:13,469 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:06:13,470 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:13,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:13,476 INFO L82 PathProgramCache]: Analyzing trace with hash 2073685638, now seen corresponding path program 1 times [2020-11-29 19:06:13,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:13,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162938979] [2020-11-29 19:06:13,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:13,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:13,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:06:13,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162938979] [2020-11-29 19:06:13,720 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:13,720 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 19:06:13,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220969266] [2020-11-29 19:06:13,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 19:06:13,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:13,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 19:06:13,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 19:06:13,741 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-11-29 19:06:13,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:13,783 INFO L93 Difference]: Finished difference Result 387 states and 590 transitions. [2020-11-29 19:06:13,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 19:06:13,784 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-29 19:06:13,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:13,797 INFO L225 Difference]: With dead ends: 387 [2020-11-29 19:06:13,797 INFO L226 Difference]: Without dead ends: 191 [2020-11-29 19:06:13,801 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 [2020-11-29 19:06:13,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-11-29 19:06:13,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2020-11-29 19:06:13,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-11-29 19:06:13,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 285 transitions. [2020-11-29 19:06:13,861 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 285 transitions. Word has length 18 [2020-11-29 19:06:13,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:13,861 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 285 transitions. [2020-11-29 19:06:13,861 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 19:06:13,862 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2020-11-29 19:06:13,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 19:06:13,865 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:13,865 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:06:13,865 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 19:06:13,865 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:13,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:13,866 INFO L82 PathProgramCache]: Analyzing trace with hash 1162654885, now seen corresponding path program 1 times [2020-11-29 19:06:13,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:13,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555844033] [2020-11-29 19:06:13,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:14,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:06:14,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555844033] [2020-11-29 19:06:14,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:14,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:06:14,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050903547] [2020-11-29 19:06:14,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:06:14,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:14,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:06:14,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:06:14,013 INFO L87 Difference]: Start difference. First operand 191 states and 285 transitions. Second operand 3 states. [2020-11-29 19:06:14,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:14,043 INFO L93 Difference]: Finished difference Result 191 states and 285 transitions. [2020-11-29 19:06:14,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:06:14,047 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-29 19:06:14,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:14,049 INFO L225 Difference]: With dead ends: 191 [2020-11-29 19:06:14,049 INFO L226 Difference]: Without dead ends: 73 [2020-11-29 19:06:14,050 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 [2020-11-29 19:06:14,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-11-29 19:06:14,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-11-29 19:06:14,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-11-29 19:06:14,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2020-11-29 19:06:14,066 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2020-11-29 19:06:14,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:14,066 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2020-11-29 19:06:14,066 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:06:14,066 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-11-29 19:06:14,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:06:14,067 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:14,068 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] [2020-11-29 19:06:14,068 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 19:06:14,068 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:14,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:14,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1473925832, now seen corresponding path program 1 times [2020-11-29 19:06:14,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:14,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293833364] [2020-11-29 19:06:14,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:14,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:06:14,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293833364] [2020-11-29 19:06:14,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:14,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:06:14,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583657947] [2020-11-29 19:06:14,221 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:06:14,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:14,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:06:14,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:06:14,222 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2020-11-29 19:06:14,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:14,257 INFO L93 Difference]: Finished difference Result 140 states and 210 transitions. [2020-11-29 19:06:14,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:06:14,263 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-11-29 19:06:14,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:14,265 INFO L225 Difference]: With dead ends: 140 [2020-11-29 19:06:14,265 INFO L226 Difference]: Without dead ends: 73 [2020-11-29 19:06:14,265 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 [2020-11-29 19:06:14,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-11-29 19:06:14,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-11-29 19:06:14,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-11-29 19:06:14,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2020-11-29 19:06:14,283 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2020-11-29 19:06:14,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:14,283 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2020-11-29 19:06:14,283 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:06:14,283 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2020-11-29 19:06:14,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:06:14,285 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:14,285 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] [2020-11-29 19:06:14,285 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 19:06:14,285 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:14,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:14,286 INFO L82 PathProgramCache]: Analyzing trace with hash -17775911, now seen corresponding path program 1 times [2020-11-29 19:06:14,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:14,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177930112] [2020-11-29 19:06:14,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:14,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:06:14,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177930112] [2020-11-29 19:06:14,409 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:14,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 19:06:14,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573991] [2020-11-29 19:06:14,410 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:06:14,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:14,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:06:14,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:06:14,411 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2020-11-29 19:06:14,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:14,501 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2020-11-29 19:06:14,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:06:14,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-29 19:06:14,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:14,503 INFO L225 Difference]: With dead ends: 151 [2020-11-29 19:06:14,503 INFO L226 Difference]: Without dead ends: 84 [2020-11-29 19:06:14,504 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 [2020-11-29 19:06:14,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-11-29 19:06:14,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2020-11-29 19:06:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-11-29 19:06:14,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2020-11-29 19:06:14,516 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 27 [2020-11-29 19:06:14,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:14,517 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2020-11-29 19:06:14,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:06:14,517 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2020-11-29 19:06:14,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-29 19:06:14,518 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:14,518 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:06:14,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 19:06:14,519 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:14,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:14,520 INFO L82 PathProgramCache]: Analyzing trace with hash 585251370, now seen corresponding path program 1 times [2020-11-29 19:06:14,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:14,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290175466] [2020-11-29 19:06:14,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:06:14,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290175466] [2020-11-29 19:06:14,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:14,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 19:06:14,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76790514] [2020-11-29 19:06:14,657 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 19:06:14,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:14,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 19:06:14,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 19:06:14,658 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand 5 states. [2020-11-29 19:06:14,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:14,793 INFO L93 Difference]: Finished difference Result 216 states and 303 transitions. [2020-11-29 19:06:14,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 19:06:14,794 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-11-29 19:06:14,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:14,795 INFO L225 Difference]: With dead ends: 216 [2020-11-29 19:06:14,795 INFO L226 Difference]: Without dead ends: 140 [2020-11-29 19:06:14,795 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 [2020-11-29 19:06:14,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-11-29 19:06:14,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 91. [2020-11-29 19:06:14,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-29 19:06:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2020-11-29 19:06:14,811 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 33 [2020-11-29 19:06:14,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:14,811 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2020-11-29 19:06:14,812 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 19:06:14,812 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2020-11-29 19:06:14,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-29 19:06:14,815 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:14,815 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:06:14,816 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 19:06:14,816 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:14,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:14,816 INFO L82 PathProgramCache]: Analyzing trace with hash -542144723, now seen corresponding path program 1 times [2020-11-29 19:06:14,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:14,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337385568] [2020-11-29 19:06:14,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:14,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:06:14,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337385568] [2020-11-29 19:06:14,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:14,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 19:06:14,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792300617] [2020-11-29 19:06:14,889 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 19:06:14,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:14,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 19:06:14,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 19:06:14,890 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand 5 states. [2020-11-29 19:06:15,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:15,040 INFO L93 Difference]: Finished difference Result 444 states and 625 transitions. [2020-11-29 19:06:15,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-29 19:06:15,041 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-11-29 19:06:15,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:15,044 INFO L225 Difference]: With dead ends: 444 [2020-11-29 19:06:15,044 INFO L226 Difference]: Without dead ends: 359 [2020-11-29 19:06:15,045 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-29 19:06:15,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-11-29 19:06:15,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2020-11-29 19:06:15,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-11-29 19:06:15,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2020-11-29 19:06:15,064 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 33 [2020-11-29 19:06:15,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:15,064 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2020-11-29 19:06:15,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 19:06:15,065 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2020-11-29 19:06:15,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:06:15,066 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:15,066 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:06:15,066 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 19:06:15,066 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:15,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:15,067 INFO L82 PathProgramCache]: Analyzing trace with hash 615151215, now seen corresponding path program 1 times [2020-11-29 19:06:15,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:15,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135928973] [2020-11-29 19:06:15,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:15,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:06:15,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135928973] [2020-11-29 19:06:15,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:15,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:06:15,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108895895] [2020-11-29 19:06:15,142 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 19:06:15,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:15,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 19:06:15,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 19:06:15,143 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand 4 states. [2020-11-29 19:06:15,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:15,288 INFO L93 Difference]: Finished difference Result 294 states and 403 transitions. [2020-11-29 19:06:15,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 19:06:15,289 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-11-29 19:06:15,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:15,291 INFO L225 Difference]: With dead ends: 294 [2020-11-29 19:06:15,291 INFO L226 Difference]: Without dead ends: 209 [2020-11-29 19:06:15,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 19:06:15,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-11-29 19:06:15,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2020-11-29 19:06:15,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-11-29 19:06:15,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 278 transitions. [2020-11-29 19:06:15,318 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 278 transitions. Word has length 34 [2020-11-29 19:06:15,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:15,318 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 278 transitions. [2020-11-29 19:06:15,319 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 19:06:15,319 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 278 transitions. [2020-11-29 19:06:15,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:06:15,326 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:15,326 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:06:15,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 19:06:15,327 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:15,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:15,327 INFO L82 PathProgramCache]: Analyzing trace with hash -395966035, now seen corresponding path program 1 times [2020-11-29 19:06:15,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:15,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285597115] [2020-11-29 19:06:15,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:15,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:15,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:06:15,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285597115] [2020-11-29 19:06:15,414 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:15,414 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 19:06:15,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791661551] [2020-11-29 19:06:15,415 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 19:06:15,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:15,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 19:06:15,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 19:06:15,416 INFO L87 Difference]: Start difference. First operand 206 states and 278 transitions. Second operand 4 states. [2020-11-29 19:06:15,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:15,500 INFO L93 Difference]: Finished difference Result 484 states and 665 transitions. [2020-11-29 19:06:15,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 19:06:15,500 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-11-29 19:06:15,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:15,503 INFO L225 Difference]: With dead ends: 484 [2020-11-29 19:06:15,503 INFO L226 Difference]: Without dead ends: 331 [2020-11-29 19:06:15,504 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-29 19:06:15,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2020-11-29 19:06:15,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 197. [2020-11-29 19:06:15,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2020-11-29 19:06:15,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 266 transitions. [2020-11-29 19:06:15,523 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 266 transitions. Word has length 34 [2020-11-29 19:06:15,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:15,524 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 266 transitions. [2020-11-29 19:06:15,524 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 19:06:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 266 transitions. [2020-11-29 19:06:15,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:06:15,526 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:15,526 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:06:15,526 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 19:06:15,527 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:15,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:15,527 INFO L82 PathProgramCache]: Analyzing trace with hash 989595496, now seen corresponding path program 1 times [2020-11-29 19:06:15,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:15,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432683755] [2020-11-29 19:06:15,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:15,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:06:15,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432683755] [2020-11-29 19:06:15,622 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:15,622 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 19:06:15,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799393243] [2020-11-29 19:06:15,623 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 19:06:15,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:15,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 19:06:15,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-29 19:06:15,624 INFO L87 Difference]: Start difference. First operand 197 states and 266 transitions. Second operand 6 states. [2020-11-29 19:06:15,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:15,898 INFO L93 Difference]: Finished difference Result 555 states and 763 transitions. [2020-11-29 19:06:15,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-29 19:06:15,898 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-11-29 19:06:15,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:15,901 INFO L225 Difference]: With dead ends: 555 [2020-11-29 19:06:15,901 INFO L226 Difference]: Without dead ends: 364 [2020-11-29 19:06:15,902 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-11-29 19:06:15,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-11-29 19:06:15,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 161. [2020-11-29 19:06:15,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-11-29 19:06:15,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 210 transitions. [2020-11-29 19:06:15,927 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 210 transitions. Word has length 34 [2020-11-29 19:06:15,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:15,927 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 210 transitions. [2020-11-29 19:06:15,927 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 19:06:15,927 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 210 transitions. [2020-11-29 19:06:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:06:15,928 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:15,928 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:06:15,928 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 19:06:15,929 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:15,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:15,929 INFO L82 PathProgramCache]: Analyzing trace with hash -137800597, now seen corresponding path program 1 times [2020-11-29 19:06:15,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:15,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287227081] [2020-11-29 19:06:15,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:06:15,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287227081] [2020-11-29 19:06:15,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:15,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 19:06:15,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228415] [2020-11-29 19:06:15,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 19:06:15,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:15,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 19:06:15,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-29 19:06:15,988 INFO L87 Difference]: Start difference. First operand 161 states and 210 transitions. Second operand 6 states. [2020-11-29 19:06:16,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:16,082 INFO L93 Difference]: Finished difference Result 413 states and 547 transitions. [2020-11-29 19:06:16,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 19:06:16,082 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-11-29 19:06:16,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:16,084 INFO L225 Difference]: With dead ends: 413 [2020-11-29 19:06:16,085 INFO L226 Difference]: Without dead ends: 258 [2020-11-29 19:06:16,085 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-29 19:06:16,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-11-29 19:06:16,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 149. [2020-11-29 19:06:16,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-11-29 19:06:16,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 191 transitions. [2020-11-29 19:06:16,102 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 191 transitions. Word has length 34 [2020-11-29 19:06:16,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:16,102 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 191 transitions. [2020-11-29 19:06:16,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 19:06:16,102 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 191 transitions. [2020-11-29 19:06:16,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-29 19:06:16,103 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:16,103 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:06:16,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 19:06:16,104 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:16,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:16,104 INFO L82 PathProgramCache]: Analyzing trace with hash 785405984, now seen corresponding path program 1 times [2020-11-29 19:06:16,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:16,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181609299] [2020-11-29 19:06:16,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:16,181 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:06:16,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181609299] [2020-11-29 19:06:16,182 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:16,182 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 19:06:16,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070526199] [2020-11-29 19:06:16,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 19:06:16,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:16,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 19:06:16,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 19:06:16,184 INFO L87 Difference]: Start difference. First operand 149 states and 191 transitions. Second operand 5 states. [2020-11-29 19:06:16,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:16,246 INFO L93 Difference]: Finished difference Result 301 states and 393 transitions. [2020-11-29 19:06:16,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 19:06:16,246 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2020-11-29 19:06:16,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:16,248 INFO L225 Difference]: With dead ends: 301 [2020-11-29 19:06:16,248 INFO L226 Difference]: Without dead ends: 185 [2020-11-29 19:06:16,249 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-29 19:06:16,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2020-11-29 19:06:16,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 133. [2020-11-29 19:06:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-11-29 19:06:16,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 171 transitions. [2020-11-29 19:06:16,265 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 171 transitions. Word has length 51 [2020-11-29 19:06:16,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:16,265 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 171 transitions. [2020-11-29 19:06:16,265 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 19:06:16,265 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2020-11-29 19:06:16,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-29 19:06:16,266 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:16,266 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:06:16,267 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 19:06:16,267 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:16,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:16,267 INFO L82 PathProgramCache]: Analyzing trace with hash 282802848, now seen corresponding path program 1 times [2020-11-29 19:06:16,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:16,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135845902] [2020-11-29 19:06:16,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:16,341 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:06:16,341 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135845902] [2020-11-29 19:06:16,341 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:06:16,341 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 19:06:16,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569600549] [2020-11-29 19:06:16,342 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 19:06:16,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:16,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 19:06:16,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 19:06:16,342 INFO L87 Difference]: Start difference. First operand 133 states and 171 transitions. Second operand 5 states. [2020-11-29 19:06:16,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:16,509 INFO L93 Difference]: Finished difference Result 684 states and 873 transitions. [2020-11-29 19:06:16,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-29 19:06:16,510 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-11-29 19:06:16,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:16,515 INFO L225 Difference]: With dead ends: 684 [2020-11-29 19:06:16,515 INFO L226 Difference]: Without dead ends: 557 [2020-11-29 19:06:16,516 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 [2020-11-29 19:06:16,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2020-11-29 19:06:16,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 258. [2020-11-29 19:06:16,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-11-29 19:06:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 326 transitions. [2020-11-29 19:06:16,552 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 326 transitions. Word has length 52 [2020-11-29 19:06:16,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:16,554 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 326 transitions. [2020-11-29 19:06:16,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 19:06:16,554 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2020-11-29 19:06:16,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-29 19:06:16,555 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:16,555 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:06:16,555 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 19:06:16,555 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:16,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:16,556 INFO L82 PathProgramCache]: Analyzing trace with hash 140278630, now seen corresponding path program 1 times [2020-11-29 19:06:16,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:16,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277085611] [2020-11-29 19:06:16,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:16,674 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:06:16,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277085611] [2020-11-29 19:06:16,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810788069] [2020-11-29 19:06:16,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 19:06:16,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:16,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-29 19:06:16,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:06:16,996 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 19:06:16,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 19:06:16,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-11-29 19:06:16,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881913569] [2020-11-29 19:06:17,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-29 19:06:17,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:17,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-29 19:06:17,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-11-29 19:06:17,005 INFO L87 Difference]: Start difference. First operand 258 states and 326 transitions. Second operand 10 states. [2020-11-29 19:06:17,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:17,508 INFO L93 Difference]: Finished difference Result 799 states and 1001 transitions. [2020-11-29 19:06:17,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-29 19:06:17,508 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2020-11-29 19:06:17,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:17,512 INFO L225 Difference]: With dead ends: 799 [2020-11-29 19:06:17,512 INFO L226 Difference]: Without dead ends: 547 [2020-11-29 19:06:17,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2020-11-29 19:06:17,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2020-11-29 19:06:17,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 244. [2020-11-29 19:06:17,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-11-29 19:06:17,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2020-11-29 19:06:17,554 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 53 [2020-11-29 19:06:17,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:17,555 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2020-11-29 19:06:17,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-29 19:06:17,555 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2020-11-29 19:06:17,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-29 19:06:17,556 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:06:17,556 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] [2020-11-29 19:06:17,778 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-11-29 19:06:17,779 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:06:17,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:06:17,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1039541931, now seen corresponding path program 1 times [2020-11-29 19:06:17,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:06:17,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776572936] [2020-11-29 19:06:17,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:06:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:17,886 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-29 19:06:17,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776572936] [2020-11-29 19:06:17,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914389637] [2020-11-29 19:06:17,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 19:06:18,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:06:18,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 19:06:18,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:06:18,148 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-29 19:06:18,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 19:06:18,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-11-29 19:06:18,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583351279] [2020-11-29 19:06:18,152 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-29 19:06:18,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:06:18,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-29 19:06:18,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-29 19:06:18,153 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand 7 states. [2020-11-29 19:06:18,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:06:18,461 INFO L93 Difference]: Finished difference Result 850 states and 1064 transitions. [2020-11-29 19:06:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-29 19:06:18,462 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2020-11-29 19:06:18,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:06:18,463 INFO L225 Difference]: With dead ends: 850 [2020-11-29 19:06:18,463 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 19:06:18,464 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-11-29 19:06:18,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 19:06:18,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 19:06:18,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 19:06:18,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 19:06:18,465 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2020-11-29 19:06:18,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:06:18,465 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 19:06:18,465 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-29 19:06:18,465 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 19:06:18,465 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 19:06:18,665 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-11-29 19:06:18,667 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 19:06:19,293 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 197 [2020-11-29 19:06:19,459 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 100 [2020-11-29 19:06:19,976 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 192 [2020-11-29 19:06:20,429 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 141 [2020-11-29 19:06:20,575 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 86 [2020-11-29 19:06:21,151 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 164 [2020-11-29 19:06:21,434 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 136 [2020-11-29 19:06:22,886 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 192 DAG size of output: 36 [2020-11-29 19:06:23,442 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 39 [2020-11-29 19:06:24,662 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 187 DAG size of output: 36 [2020-11-29 19:06:24,826 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2020-11-29 19:06:24,965 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-11-29 19:06:25,738 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 60 [2020-11-29 19:06:26,082 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 44 [2020-11-29 19:06:26,259 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-11-29 19:06:26,410 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-11-29 19:06:26,978 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 38 [2020-11-29 19:06:27,110 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-11-29 19:06:27,622 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 50 [2020-11-29 19:06:27,927 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 31 [2020-11-29 19:06:28,590 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 60 [2020-11-29 19:06:28,596 INFO L274 CegarLoopResult]: For program point L861(lines 861 878) no Hoare annotation was computed. [2020-11-29 19:06:28,596 INFO L274 CegarLoopResult]: For program point L861-1(lines 861 878) no Hoare annotation was computed. [2020-11-29 19:06:28,596 INFO L274 CegarLoopResult]: For program point L861-2(lines 861 878) no Hoare annotation was computed. [2020-11-29 19:06:28,597 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 19:06:28,597 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 19:06:28,597 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-29 19:06:28,597 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-29 19:06:28,597 INFO L274 CegarLoopResult]: For program point L169(lines 169 173) no Hoare annotation was computed. [2020-11-29 19:06:28,597 INFO L274 CegarLoopResult]: For program point L169-1(lines 777 783) no Hoare annotation was computed. [2020-11-29 19:06:28,597 INFO L274 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-11-29 19:06:28,597 INFO L270 CegarLoopResult]: At program point L731-1(lines 731 737) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse3 .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse5 .cse6) (and .cse4 .cse3 .cse8 .cse5 .cse6))) [2020-11-29 19:06:28,597 INFO L274 CegarLoopResult]: For program point L963(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,597 INFO L274 CegarLoopResult]: For program point L963-2(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-3(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-5(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-6(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-8(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-9(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-11(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-12(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-14(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-15(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-17(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-18(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-20(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-21(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-23(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L274 CegarLoopResult]: For program point L963-24(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,598 INFO L270 CegarLoopResult]: At program point L138(lines 129 142) the Hoare annotation is: false [2020-11-29 19:06:28,599 INFO L270 CegarLoopResult]: At program point L138-1(lines 129 142) the Hoare annotation is: false [2020-11-29 19:06:28,599 INFO L274 CegarLoopResult]: For program point L963-26(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,599 INFO L270 CegarLoopResult]: At program point L138-2(lines 129 142) the Hoare annotation is: false [2020-11-29 19:06:28,599 INFO L274 CegarLoopResult]: For program point L963-27(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,599 INFO L270 CegarLoopResult]: At program point L138-3(lines 129 142) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse3 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not .cse1)) (.cse8 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse0 .cse2 .cse4 .cse5) (and .cse1 .cse9 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse2 .cse9 .cse4 .cse5)))) [2020-11-29 19:06:28,599 INFO L270 CegarLoopResult]: At program point L138-4(lines 129 142) the Hoare annotation is: false [2020-11-29 19:06:28,599 INFO L274 CegarLoopResult]: For program point L963-29(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,599 INFO L270 CegarLoopResult]: At program point L138-5(lines 129 142) the Hoare annotation is: false [2020-11-29 19:06:28,599 INFO L274 CegarLoopResult]: For program point L963-30(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,599 INFO L270 CegarLoopResult]: At program point L138-6(lines 129 142) the Hoare annotation is: false [2020-11-29 19:06:28,599 INFO L270 CegarLoopResult]: At program point L138-7(lines 129 142) the Hoare annotation is: false [2020-11-29 19:06:28,599 INFO L274 CegarLoopResult]: For program point L963-32(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,599 INFO L270 CegarLoopResult]: At program point L138-8(lines 129 142) the Hoare annotation is: false [2020-11-29 19:06:28,599 INFO L274 CegarLoopResult]: For program point L963-33(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point L865(lines 865 873) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L270 CegarLoopResult]: At program point L138-9(lines 129 142) the Hoare annotation is: false [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point L865-1(lines 865 873) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L270 CegarLoopResult]: At program point L138-10(lines 129 142) the Hoare annotation is: false [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point L963-35(lines 963 967) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point L865-2(lines 865 873) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L270 CegarLoopResult]: At program point L138-11(lines 129 142) the Hoare annotation is: false [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point L835(lines 835 852) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point L835-1(lines 835 852) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point L835-2(lines 835 852) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point L835-3(lines 835 852) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point L835-4(lines 835 852) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point L835-5(lines 835 852) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 19:06:28,600 INFO L274 CegarLoopResult]: For program point L274(lines 274 294) no Hoare annotation was computed. [2020-11-29 19:06:28,601 INFO L274 CegarLoopResult]: For program point L241(lines 241 248) no Hoare annotation was computed. [2020-11-29 19:06:28,601 INFO L274 CegarLoopResult]: For program point L274-2(lines 274 294) no Hoare annotation was computed. [2020-11-29 19:06:28,601 INFO L277 CegarLoopResult]: At program point L241-1(lines 241 248) the Hoare annotation is: true [2020-11-29 19:06:28,601 INFO L274 CegarLoopResult]: For program point L274-4(lines 274 294) no Hoare annotation was computed. [2020-11-29 19:06:28,601 INFO L270 CegarLoopResult]: At program point L969(lines 954 972) the Hoare annotation is: false [2020-11-29 19:06:28,601 INFO L270 CegarLoopResult]: At program point L969-1(lines 954 972) the Hoare annotation is: false [2020-11-29 19:06:28,601 INFO L270 CegarLoopResult]: At program point L969-2(lines 954 972) the Hoare annotation is: false [2020-11-29 19:06:28,601 INFO L270 CegarLoopResult]: At program point L969-3(lines 954 972) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (let ((.cse0 (not .cse14)) (.cse1 (not .cse15)) (.cse6 (<= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse11 (not .cse3)) (.cse12 (<= ~waterLevel~0 1)) (.cse13 (not .cse4)) (.cse5 (= 1 ~systemActive~0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse10 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse11 .cse12 .cse13 .cse2 .cse14 .cse5 .cse15 .cse7 .cse8) (and .cse11 .cse12 .cse13 .cse14 .cse5 .cse10 .cse15 .cse7 .cse8)))) [2020-11-29 19:06:28,601 INFO L270 CegarLoopResult]: At program point L969-4(lines 954 972) the Hoare annotation is: false [2020-11-29 19:06:28,601 INFO L270 CegarLoopResult]: At program point L969-5(lines 954 972) the Hoare annotation is: false [2020-11-29 19:06:28,601 INFO L270 CegarLoopResult]: At program point L969-6(lines 954 972) the Hoare annotation is: false [2020-11-29 19:06:28,601 INFO L270 CegarLoopResult]: At program point L969-7(lines 954 972) the Hoare annotation is: false [2020-11-29 19:06:28,601 INFO L270 CegarLoopResult]: At program point L969-8(lines 954 972) the Hoare annotation is: false [2020-11-29 19:06:28,602 INFO L270 CegarLoopResult]: At program point L969-9(lines 954 972) the Hoare annotation is: false [2020-11-29 19:06:28,602 INFO L270 CegarLoopResult]: At program point L969-10(lines 954 972) the Hoare annotation is: false [2020-11-29 19:06:28,602 INFO L270 CegarLoopResult]: At program point L969-11(lines 954 972) the Hoare annotation is: false [2020-11-29 19:06:28,602 INFO L270 CegarLoopResult]: At program point L905(lines 898 908) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-11-29 19:06:28,602 INFO L270 CegarLoopResult]: At program point L905-1(lines 898 908) the Hoare annotation is: false [2020-11-29 19:06:28,602 INFO L274 CegarLoopResult]: For program point L839(lines 839 847) no Hoare annotation was computed. [2020-11-29 19:06:28,602 INFO L270 CegarLoopResult]: At program point L905-2(lines 898 908) the Hoare annotation is: false [2020-11-29 19:06:28,602 INFO L274 CegarLoopResult]: For program point L839-1(lines 839 847) no Hoare annotation was computed. [2020-11-29 19:06:28,602 INFO L274 CegarLoopResult]: For program point L839-2(lines 839 847) no Hoare annotation was computed. [2020-11-29 19:06:28,602 INFO L274 CegarLoopResult]: For program point L839-3(lines 839 847) no Hoare annotation was computed. [2020-11-29 19:06:28,602 INFO L274 CegarLoopResult]: For program point L839-4(lines 839 847) no Hoare annotation was computed. [2020-11-29 19:06:28,602 INFO L274 CegarLoopResult]: For program point L839-5(lines 839 847) no Hoare annotation was computed. [2020-11-29 19:06:28,602 INFO L274 CegarLoopResult]: For program point L80(lines 80 84) no Hoare annotation was computed. [2020-11-29 19:06:28,602 INFO L274 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-11-29 19:06:28,602 INFO L274 CegarLoopResult]: For program point L280(lines 280 293) no Hoare annotation was computed. [2020-11-29 19:06:28,603 INFO L270 CegarLoopResult]: At program point L280-1(lines 1 999) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 0))) (let ((.cse7 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse8 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse1 (<= ~waterLevel~0 1)) (.cse13 (= ~methaneLevelCritical~0 1)) (.cse14 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse15 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (= 1 ~systemActive~0)) (.cse17 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse4 (not .cse12)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) (.cse18 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse1 .cse6 .cse7 .cse5 .cse8 .cse9 .cse10 .cse12 .cse11) (and .cse0 .cse1 .cse2 .cse13 .cse3 .cse4 .cse5 .cse14 .cse11 .cse15) (and .cse1 .cse13 .cse5 .cse12 .cse14 .cse11 .cse15) (and .cse0 .cse2 .cse13 .cse16 .cse3 .cse4 .cse5 .cse17 .cse14 .cse11 .cse15 .cse18) (and (= ~waterLevel~0 1) .cse5 .cse6 .cse12 .cse11) (and .cse0 .cse2 .cse3 .cse5 .cse17 (<= 2 ~waterLevel~0) .cse10 .cse11 .cse16 .cse4 .cse6 .cse9 .cse18)))) [2020-11-29 19:06:28,603 INFO L270 CegarLoopResult]: At program point L214(lines 210 216) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-29 19:06:28,603 INFO L274 CegarLoopResult]: For program point L280-2(lines 280 293) no Hoare annotation was computed. [2020-11-29 19:06:28,603 INFO L270 CegarLoopResult]: At program point L280-3(lines 1 999) the Hoare annotation is: false [2020-11-29 19:06:28,603 INFO L270 CegarLoopResult]: At program point L148(lines 143 151) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-11-29 19:06:28,603 INFO L274 CegarLoopResult]: For program point L280-4(lines 280 293) no Hoare annotation was computed. [2020-11-29 19:06:28,603 INFO L270 CegarLoopResult]: At program point L148-1(lines 143 151) the Hoare annotation is: false [2020-11-29 19:06:28,603 INFO L270 CegarLoopResult]: At program point L280-5(lines 1 999) the Hoare annotation is: false [2020-11-29 19:06:28,603 INFO L270 CegarLoopResult]: At program point L148-2(lines 143 151) the Hoare annotation is: false [2020-11-29 19:06:28,603 INFO L270 CegarLoopResult]: At program point L148-3(lines 143 151) the Hoare annotation is: false [2020-11-29 19:06:28,603 INFO L270 CegarLoopResult]: At program point L148-4(lines 143 151) the Hoare annotation is: false [2020-11-29 19:06:28,604 INFO L270 CegarLoopResult]: At program point L148-5(lines 143 151) the Hoare annotation is: false [2020-11-29 19:06:28,604 INFO L274 CegarLoopResult]: For program point L809(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,604 INFO L274 CegarLoopResult]: For program point L809-1(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,604 INFO L274 CegarLoopResult]: For program point L809-2(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,605 INFO L274 CegarLoopResult]: For program point L809-3(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,605 INFO L274 CegarLoopResult]: For program point L809-4(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,605 INFO L274 CegarLoopResult]: For program point L809-5(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,605 INFO L274 CegarLoopResult]: For program point L809-6(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,605 INFO L274 CegarLoopResult]: For program point L809-7(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,605 INFO L274 CegarLoopResult]: For program point L809-8(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,605 INFO L274 CegarLoopResult]: For program point L809-9(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,605 INFO L274 CegarLoopResult]: For program point L809-10(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,606 INFO L274 CegarLoopResult]: For program point L809-11(lines 809 826) no Hoare annotation was computed. [2020-11-29 19:06:28,606 INFO L270 CegarLoopResult]: At program point L777(lines 776 795) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0))) (let ((.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse6 (<= ~waterLevel~0 1)) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse9 (not .cse2)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9 .cse1 .cse10 .cse3) (and .cse5 .cse6 .cse7 .cse0 .cse8 .cse9 .cse1 .cse3) (and .cse10 .cse1 .cse2 .cse3 .cse4)))) [2020-11-29 19:06:28,606 INFO L274 CegarLoopResult]: For program point L777-1(lines 777 783) no Hoare annotation was computed. [2020-11-29 19:06:28,606 INFO L270 CegarLoopResult]: At program point L777-2(lines 776 795) the Hoare annotation is: false [2020-11-29 19:06:28,606 INFO L270 CegarLoopResult]: At program point L777-3(lines 776 795) the Hoare annotation is: false [2020-11-29 19:06:28,607 INFO L274 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-11-29 19:06:28,607 INFO L277 CegarLoopResult]: At program point L250(lines 231 253) the Hoare annotation is: true [2020-11-29 19:06:28,607 INFO L274 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-11-29 19:06:28,607 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 19:06:28,607 INFO L274 CegarLoopResult]: For program point L284(lines 284 290) no Hoare annotation was computed. [2020-11-29 19:06:28,607 INFO L274 CegarLoopResult]: For program point L284-2(lines 284 290) no Hoare annotation was computed. [2020-11-29 19:06:28,607 INFO L274 CegarLoopResult]: For program point L284-4(lines 284 290) no Hoare annotation was computed. [2020-11-29 19:06:28,608 INFO L274 CegarLoopResult]: For program point L813(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,608 INFO L274 CegarLoopResult]: For program point L813-1(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,608 INFO L274 CegarLoopResult]: For program point L813-2(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,608 INFO L274 CegarLoopResult]: For program point L813-3(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,608 INFO L274 CegarLoopResult]: For program point L813-4(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,608 INFO L274 CegarLoopResult]: For program point L813-5(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,608 INFO L274 CegarLoopResult]: For program point L813-6(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,608 INFO L274 CegarLoopResult]: For program point L813-7(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,609 INFO L274 CegarLoopResult]: For program point L813-8(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,609 INFO L274 CegarLoopResult]: For program point L813-9(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,609 INFO L274 CegarLoopResult]: For program point L813-10(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,609 INFO L274 CegarLoopResult]: For program point L813-11(lines 813 821) no Hoare annotation was computed. [2020-11-29 19:06:28,609 INFO L270 CegarLoopResult]: At program point L914(lines 909 917) the Hoare annotation is: (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= 1 ~systemActive~0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0) (<= ~waterLevel~0 2)) [2020-11-29 19:06:28,609 INFO L270 CegarLoopResult]: At program point L914-1(lines 909 917) the Hoare annotation is: false [2020-11-29 19:06:28,610 INFO L270 CegarLoopResult]: At program point L914-2(lines 909 917) the Hoare annotation is: false [2020-11-29 19:06:28,610 INFO L274 CegarLoopResult]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-11-29 19:06:28,610 INFO L270 CegarLoopResult]: At program point L749-2(lines 777 783) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse5 .cse6) (and .cse7 .cse3 .cse8 .cse5 .cse6) (and .cse4 .cse3 .cse8 .cse5 .cse6))) [2020-11-29 19:06:28,610 INFO L274 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-11-29 19:06:28,610 INFO L274 CegarLoopResult]: For program point L56-3(lines 56 60) no Hoare annotation was computed. [2020-11-29 19:06:28,610 INFO L274 CegarLoopResult]: For program point L56-6(lines 56 60) no Hoare annotation was computed. [2020-11-29 19:06:28,610 INFO L270 CegarLoopResult]: At program point L321(lines 1 999) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-29 19:06:28,611 INFO L274 CegarLoopResult]: For program point L982(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,611 INFO L274 CegarLoopResult]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,611 INFO L274 CegarLoopResult]: For program point L982-3(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,611 INFO L274 CegarLoopResult]: For program point L982-5(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,611 INFO L270 CegarLoopResult]: At program point L784(lines 784 790) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (<= 2 ~waterLevel~0)) (.cse13 (<= ~waterLevel~0 2)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse6 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse9 (not .cse3)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9 .cse2 .cse10 .cse11 .cse12 .cse4 .cse13) (and .cse5 .cse6 .cse1 .cse7 .cse8 .cse9 .cse2 .cse11 .cse12 .cse4 .cse13) (and .cse0 .cse2 .cse10 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse8 .cse9 .cse10 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4) (and .cse5 .cse6 .cse0 .cse1 .cse8 .cse9 .cse2 .cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|))))) [2020-11-29 19:06:28,611 INFO L274 CegarLoopResult]: For program point L982-6(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,612 INFO L270 CegarLoopResult]: At program point L784-1(lines 784 790) the Hoare annotation is: false [2020-11-29 19:06:28,612 INFO L274 CegarLoopResult]: For program point L982-8(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,612 INFO L270 CegarLoopResult]: At program point L784-2(lines 784 790) the Hoare annotation is: false [2020-11-29 19:06:28,612 INFO L274 CegarLoopResult]: For program point L982-9(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,612 INFO L274 CegarLoopResult]: For program point L982-11(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,612 INFO L274 CegarLoopResult]: For program point L982-12(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,612 INFO L274 CegarLoopResult]: For program point L982-14(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,612 INFO L274 CegarLoopResult]: For program point L982-15(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,613 INFO L274 CegarLoopResult]: For program point L982-17(lines 982 986) no Hoare annotation was computed. [2020-11-29 19:06:28,613 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 19:06:28,613 INFO L270 CegarLoopResult]: At program point L125(lines 120 128) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse9 .cse10 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7) (and .cse8 .cse9 .cse10 .cse3 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (<= 2 ~waterLevel~0) .cse5 .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not .cse6) .cse1 .cse4 (<= ~waterLevel~0 2)))) [2020-11-29 19:06:28,613 INFO L270 CegarLoopResult]: At program point L125-1(lines 120 128) the Hoare annotation is: false [2020-11-29 19:06:28,613 INFO L270 CegarLoopResult]: At program point L125-2(lines 120 128) the Hoare annotation is: false [2020-11-29 19:06:28,613 INFO L270 CegarLoopResult]: At program point L93(lines 88 96) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-11-29 19:06:28,614 INFO L270 CegarLoopResult]: At program point L93-1(lines 88 96) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse0 (<= ~waterLevel~0 1)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse11 (not .cse3)) (.cse2 (= 1 ~systemActive~0)) (.cse13 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse14 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse7 .cse3 .cse4) (and .cse8 .cse9 .cse0 .cse1 .cse10 .cse11 .cse2 .cse4 .cse5) (and .cse8 .cse9 .cse12 .cse10 .cse11 .cse2 .cse6 .cse13 .cse7 .cse4 .cse14) (and .cse8 .cse0 .cse9 .cse10 .cse11 .cse2 .cse6 .cse7 .cse4) (and .cse8 .cse9 .cse1 .cse12 .cse10 .cse11 .cse2 .cse13 .cse4 .cse5 .cse14)))) [2020-11-29 19:06:28,614 INFO L270 CegarLoopResult]: At program point L93-2(lines 88 96) the Hoare annotation is: false [2020-11-29 19:06:28,614 INFO L270 CegarLoopResult]: At program point L93-3(lines 88 96) the Hoare annotation is: false [2020-11-29 19:06:28,614 INFO L270 CegarLoopResult]: At program point L93-4(lines 88 96) the Hoare annotation is: false [2020-11-29 19:06:28,614 INFO L270 CegarLoopResult]: At program point L93-5(lines 88 96) the Hoare annotation is: false [2020-11-29 19:06:28,614 INFO L274 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-11-29 19:06:28,615 INFO L270 CegarLoopResult]: At program point L721-1(lines 721 727) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 0))) (let ((.cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse7 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse13 (<= 2 ~waterLevel~0)) (.cse14 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (not .cse12)) (.cse4 (= 1 ~systemActive~0)) (.cse16 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse10 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse17 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse11 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and (<= ~waterLevel~0 1) .cse5 .cse6 .cse4 .cse7 .cse8 .cse9 .cse12 .cse10) (and .cse0 .cse1 .cse4 .cse5 .cse8 .cse9 (or (and .cse2 .cse13 .cse10) (and .cse14 .cse2 .cse10)) .cse11) (and .cse5 .cse4 .cse13 .cse12 .cse10 .cse11) (and .cse14 .cse4 .cse5 .cse12 .cse10) (and .cse15 .cse4 .cse12 .cse16 .cse10 .cse17 .cse11) (and .cse0 .cse1 .cse15 .cse2 .cse3 .cse4 .cse16 .cse10 .cse17 .cse11)))) [2020-11-29 19:06:28,615 INFO L274 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-11-29 19:06:28,615 INFO L274 CegarLoopResult]: For program point L259-1(line 259) no Hoare annotation was computed. [2020-11-29 19:06:28,615 INFO L274 CegarLoopResult]: For program point L259-2(line 259) no Hoare annotation was computed. [2020-11-29 19:06:28,615 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 19:06:28,616 INFO L270 CegarLoopResult]: At program point L988(lines 973 991) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-11-29 19:06:28,616 INFO L270 CegarLoopResult]: At program point L988-1(lines 973 991) the Hoare annotation is: false [2020-11-29 19:06:28,616 INFO L270 CegarLoopResult]: At program point L988-2(lines 973 991) the Hoare annotation is: false [2020-11-29 19:06:28,616 INFO L270 CegarLoopResult]: At program point L988-3(lines 973 991) the Hoare annotation is: false [2020-11-29 19:06:28,616 INFO L270 CegarLoopResult]: At program point L988-4(lines 973 991) the Hoare annotation is: false [2020-11-29 19:06:28,616 INFO L270 CegarLoopResult]: At program point L988-5(lines 973 991) the Hoare annotation is: false [2020-11-29 19:06:28,617 INFO L270 CegarLoopResult]: At program point L329(lines 324 332) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-29 19:06:28,617 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 19:06:28,617 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 19:06:28,617 INFO L270 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: false [2020-11-29 19:06:28,617 INFO L270 CegarLoopResult]: At program point L165-2(lines 165 179) the Hoare annotation is: false [2020-11-29 19:06:28,617 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-11-29 19:06:28,617 INFO L274 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,618 INFO L274 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,618 INFO L274 CegarLoopResult]: For program point L133-2(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,618 INFO L274 CegarLoopResult]: For program point L133-3(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,618 INFO L274 CegarLoopResult]: For program point L133-4(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,618 INFO L274 CegarLoopResult]: For program point L133-5(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,618 INFO L274 CegarLoopResult]: For program point L133-6(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,618 INFO L274 CegarLoopResult]: For program point L133-7(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,618 INFO L274 CegarLoopResult]: For program point L133-8(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,619 INFO L274 CegarLoopResult]: For program point L133-9(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,619 INFO L274 CegarLoopResult]: For program point L133-10(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,619 INFO L274 CegarLoopResult]: For program point L133-11(lines 133 139) no Hoare annotation was computed. [2020-11-29 19:06:28,619 INFO L274 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2020-11-29 19:06:28,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 07:06:28 BoogieIcfgContainer [2020-11-29 19:06:28,703 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 19:06:28,704 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:06:28,704 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:06:28,704 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:06:28,705 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:06:13" (3/4) ... [2020-11-29 19:06:28,708 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 19:06:28,740 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-29 19:06:28,743 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-29 19:06:28,745 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-29 19:06:28,747 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 19:06:28,749 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 19:06:28,751 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:06:28,754 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:06:28,794 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) [2020-11-29 19:06:28,795 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && !(\result == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && (((tmp == 0 && 2 <= waterLevel) && splverifierCounter == 0) || ((waterLevel == 1 && tmp == 0) && splverifierCounter == 0))) && waterLevel <= 2)) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) [2020-11-29 19:06:28,797 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-11-29 19:06:28,798 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-11-29 19:06:28,798 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-11-29 19:06:28,798 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) [2020-11-29 19:06:28,801 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) [2020-11-29 19:06:28,802 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-29 19:06:28,810 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-29 19:06:28,810 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) [2020-11-29 19:06:28,810 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((\result == 0 && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-29 19:06:28,814 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && tmp___0 == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-29 19:06:28,814 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2 [2020-11-29 19:06:28,815 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-29 19:06:28,816 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-29 19:06:28,938 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f08dab2f-c7e9-4d38-8bcd-3cbe4c5527b8/bin/uautomizer/witness.graphml [2020-11-29 19:06:28,938 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:06:28,939 INFO L168 Benchmark]: Toolchain (without parser) took 17846.53 ms. Allocated memory was 88.1 MB in the beginning and 262.1 MB in the end (delta: 174.1 MB). Free memory was 64.9 MB in the beginning and 215.1 MB in the end (delta: -150.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2020-11-29 19:06:28,940 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 73.4 MB. Free memory was 52.4 MB in the beginning and 52.3 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:06:28,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.75 ms. Allocated memory is still 88.1 MB. Free memory was 64.5 MB in the beginning and 51.0 MB in the end (delta: 13.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 19:06:28,941 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.19 ms. Allocated memory is still 88.1 MB. Free memory was 51.0 MB in the beginning and 45.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 19:06:28,941 INFO L168 Benchmark]: Boogie Preprocessor took 96.10 ms. Allocated memory is still 88.1 MB. Free memory was 45.8 MB in the beginning and 64.1 MB in the end (delta: -18.3 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:06:28,941 INFO L168 Benchmark]: RCFGBuilder took 1406.64 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 64.1 MB in the beginning and 78.1 MB in the end (delta: -14.0 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:06:28,942 INFO L168 Benchmark]: TraceAbstraction took 15333.84 ms. Allocated memory was 115.3 MB in the beginning and 262.1 MB in the end (delta: 146.8 MB). Free memory was 77.3 MB in the beginning and 231.9 MB in the end (delta: -154.6 MB). Peak memory consumption was 146.3 MB. Max. memory is 16.1 GB. [2020-11-29 19:06:28,942 INFO L168 Benchmark]: Witness Printer took 234.57 ms. Allocated memory is still 262.1 MB. Free memory was 231.9 MB in the beginning and 215.1 MB in the end (delta: 16.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 19:06:28,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 73.4 MB. Free memory was 52.4 MB in the beginning and 52.3 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 636.75 ms. Allocated memory is still 88.1 MB. Free memory was 64.5 MB in the beginning and 51.0 MB in the end (delta: 13.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 129.19 ms. Allocated memory is still 88.1 MB. Free memory was 51.0 MB in the beginning and 45.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 96.10 ms. Allocated memory is still 88.1 MB. Free memory was 45.8 MB in the beginning and 64.1 MB in the end (delta: -18.3 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1406.64 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 64.1 MB in the beginning and 78.1 MB in the end (delta: -14.0 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15333.84 ms. Allocated memory was 115.3 MB in the beginning and 262.1 MB in the end (delta: 146.8 MB). Free memory was 77.3 MB in the beginning and 231.9 MB in the end (delta: -154.6 MB). Peak memory consumption was 146.3 MB. Max. memory is 16.1 GB. * Witness Printer took 234.57 ms. Allocated memory is still 262.1 MB. Free memory was 231.9 MB in the beginning and 215.1 MB in the end (delta: 16.8 MB). Peak memory consumption was 14.7 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: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && tmp___0 == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: ((((((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && !(\result == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && (((tmp == 0 && 2 <= waterLevel) && splverifierCounter == 0) || ((waterLevel == 1 && tmp == 0) && splverifierCounter == 0))) && waterLevel <= 2)) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: ((((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((\result == 0 && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.2s, OverallIterations: 14, TraceHistogramMax: 2, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1795 SDtfs, 2759 SDslu, 2951 SDs, 0 SdLazy, 466 SolverSat, 95 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 215 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=12, 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, 14 MinimizatonAttempts, 1374 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 70 PreInvPairs, 323 NumberOfFragments, 1736 HoareAnnotationTreeSize, 70 FomulaSimplifications, 5304808 FormulaSimplificationTreeSizeReduction, 2.9s HoareSimplificationTime, 70 FomulaSimplificationsInter, 164276 FormulaSimplificationTreeSizeReductionInter, 6.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 607 NumberOfCodeBlocks, 607 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 591 ConstructedInterpolants, 0 QuantifiedInterpolants, 52791 SizeOfPredicates, 8 NumberOfNonLiveVariables, 879 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 68/88 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...