./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.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_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/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 ee3873e13261eb6c81628e215e5ca4b9d8112589 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:58:48,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:58:48,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:58:48,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:58:48,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:58:48,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:58:48,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:58:48,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:58:48,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:58:48,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:58:48,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:58:48,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:58:48,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:58:48,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:58:48,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:58:48,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:58:48,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:58:48,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:58:48,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:58:48,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:58:48,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:58:48,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:58:48,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:58:48,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:58:48,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:58:48,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:58:48,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:58:48,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:58:48,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:58:48,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:58:48,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:58:48,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:58:48,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:58:48,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:58:48,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:58:48,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:58:48,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:58:48,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:58:48,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:58:48,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:58:48,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:58:48,928 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 02:58:48,976 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:58:48,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:58:48,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:58:48,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:58:48,978 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:58:48,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:58:48,979 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:58:48,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:58:48,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:58:48,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:58:48,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:58:48,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:58:48,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:58:48,982 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:58:48,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:58:48,982 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:58:48,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:58:48,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:58:48,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:58:48,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:58:48,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:58:48,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:58:48,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:58:48,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:58:48,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:58:48,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:58:48,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:58:48,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:58:48,985 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:58:48,986 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_06a0ee26-31ce-491e-a865-dfbb54572fdc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee3873e13261eb6c81628e215e5ca4b9d8112589 [2020-11-28 02:58:49,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:58:49,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:58:49,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:58:49,347 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:58:49,348 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:58:49,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2020-11-28 02:58:49,433 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/data/16799e140/4f29f069072f46f29a8c1adad68dc711/FLAG15bf1ee46 [2020-11-28 02:58:49,998 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:58:49,998 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2020-11-28 02:58:50,012 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/data/16799e140/4f29f069072f46f29a8c1adad68dc711/FLAG15bf1ee46 [2020-11-28 02:58:50,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/data/16799e140/4f29f069072f46f29a8c1adad68dc711 [2020-11-28 02:58:50,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:58:50,305 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:58:50,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:50,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:58:50,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:58:50,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:50,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12c8f9ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50, skipping insertion in model container [2020-11-28 02:58:50,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:50,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:58:50,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:58:50,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:58:50,802 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:58:50,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:58:50,959 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:58:50,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50 WrapperNode [2020-11-28 02:58:50,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:50,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:58:50,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:58:50,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:58:50,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:50,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:51,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:58:51,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:58:51,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:58:51,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:58:51,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:51,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:51,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:51,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:51,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:51,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:51,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50" (1/1) ... [2020-11-28 02:58:51,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:58:51,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:58:51,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:58:51,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:58:51,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:58:51,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:58:51,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 02:58:51,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:58:51,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:58:52,358 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:58:52,359 INFO L298 CfgBuilder]: Removed 206 assume(true) statements. [2020-11-28 02:58:52,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:52 BoogieIcfgContainer [2020-11-28 02:58:52,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:58:52,364 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 02:58:52,365 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 02:58:52,368 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 02:58:52,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:58:50" (1/3) ... [2020-11-28 02:58:52,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10a1c4bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:52, skipping insertion in model container [2020-11-28 02:58:52,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:50" (2/3) ... [2020-11-28 02:58:52,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10a1c4bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:52, skipping insertion in model container [2020-11-28 02:58:52,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:52" (3/3) ... [2020-11-28 02:58:52,372 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46.cil.c [2020-11-28 02:58:52,383 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 02:58:52,388 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 02:58:52,400 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 02:58:52,437 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 02:58:52,437 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 02:58:52,437 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 02:58:52,437 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:58:52,438 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:58:52,438 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 02:58:52,438 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:58:52,438 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 02:58:52,464 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-11-28 02:58:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 02:58:52,472 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:52,473 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:52,473 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:52,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:52,480 INFO L82 PathProgramCache]: Analyzing trace with hash -491512545, now seen corresponding path program 1 times [2020-11-28 02:58:52,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:52,490 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646143300] [2020-11-28 02:58:52,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:52,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:52,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646143300] [2020-11-28 02:58:52,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:52,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:58:52,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795520085] [2020-11-28 02:58:52,830 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 02:58:52,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:52,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 02:58:52,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:58:52,847 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 2 states. [2020-11-28 02:58:52,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:52,906 INFO L93 Difference]: Finished difference Result 267 states and 398 transitions. [2020-11-28 02:58:52,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 02:58:52,909 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-28 02:58:52,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:52,928 INFO L225 Difference]: With dead ends: 267 [2020-11-28 02:58:52,929 INFO L226 Difference]: Without dead ends: 131 [2020-11-28 02:58:52,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:58:52,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-11-28 02:58:52,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2020-11-28 02:58:52,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-11-28 02:58:52,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2020-11-28 02:58:52,994 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 18 [2020-11-28 02:58:52,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:52,994 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2020-11-28 02:58:52,994 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 02:58:52,995 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2020-11-28 02:58:52,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 02:58:52,996 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:52,996 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:52,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 02:58:52,997 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:52,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:52,998 INFO L82 PathProgramCache]: Analyzing trace with hash 1942104941, now seen corresponding path program 1 times [2020-11-28 02:58:52,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:52,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143004983] [2020-11-28 02:58:52,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:53,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:53,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143004983] [2020-11-28 02:58:53,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:53,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:58:53,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751222740] [2020-11-28 02:58:53,134 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:53,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:53,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:53,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:53,135 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2020-11-28 02:58:53,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:53,152 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2020-11-28 02:58:53,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:53,154 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-28 02:58:53,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:53,158 INFO L225 Difference]: With dead ends: 131 [2020-11-28 02:58:53,159 INFO L226 Difference]: Without dead ends: 53 [2020-11-28 02:58:53,160 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:53,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-11-28 02:58:53,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-11-28 02:58:53,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-28 02:58:53,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2020-11-28 02:58:53,173 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2020-11-28 02:58:53,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:53,173 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2020-11-28 02:58:53,173 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:53,174 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2020-11-28 02:58:53,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 02:58:53,176 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:53,176 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:53,178 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 02:58:53,178 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:53,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:53,179 INFO L82 PathProgramCache]: Analyzing trace with hash 1705695964, now seen corresponding path program 1 times [2020-11-28 02:58:53,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:53,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649733236] [2020-11-28 02:58:53,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:53,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:53,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649733236] [2020-11-28 02:58:53,255 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:53,255 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:58:53,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597612508] [2020-11-28 02:58:53,256 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:53,256 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:53,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:53,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:53,257 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2020-11-28 02:58:53,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:53,294 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2020-11-28 02:58:53,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:53,296 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-11-28 02:58:53,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:53,297 INFO L225 Difference]: With dead ends: 100 [2020-11-28 02:58:53,298 INFO L226 Difference]: Without dead ends: 53 [2020-11-28 02:58:53,299 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:53,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-11-28 02:58:53,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-11-28 02:58:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-28 02:58:53,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2020-11-28 02:58:53,314 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2020-11-28 02:58:53,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:53,315 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2020-11-28 02:58:53,315 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:53,316 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2020-11-28 02:58:53,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 02:58:53,317 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:53,317 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:53,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 02:58:53,317 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:53,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:53,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1939313638, now seen corresponding path program 1 times [2020-11-28 02:58:53,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:53,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453787485] [2020-11-28 02:58:53,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:53,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:53,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453787485] [2020-11-28 02:58:53,430 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:53,430 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:58:53,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011893624] [2020-11-28 02:58:53,430 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:53,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:53,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:53,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:53,432 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2020-11-28 02:58:53,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:53,478 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2020-11-28 02:58:53,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:53,478 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-28 02:58:53,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:53,479 INFO L225 Difference]: With dead ends: 123 [2020-11-28 02:58:53,480 INFO L226 Difference]: Without dead ends: 76 [2020-11-28 02:58:53,480 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:53,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-11-28 02:58:53,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2020-11-28 02:58:53,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-11-28 02:58:53,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 104 transitions. [2020-11-28 02:58:53,497 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 104 transitions. Word has length 26 [2020-11-28 02:58:53,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:53,497 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 104 transitions. [2020-11-28 02:58:53,497 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:53,497 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2020-11-28 02:58:53,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-28 02:58:53,499 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:53,499 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:53,499 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 02:58:53,499 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:53,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:53,500 INFO L82 PathProgramCache]: Analyzing trace with hash -501882354, now seen corresponding path program 1 times [2020-11-28 02:58:53,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:53,501 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489298997] [2020-11-28 02:58:53,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:53,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:53,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489298997] [2020-11-28 02:58:53,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:53,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:58:53,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901237724] [2020-11-28 02:58:53,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:53,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:53,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:53,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:53,609 INFO L87 Difference]: Start difference. First operand 74 states and 104 transitions. Second operand 5 states. [2020-11-28 02:58:53,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:53,772 INFO L93 Difference]: Finished difference Result 373 states and 541 transitions. [2020-11-28 02:58:53,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 02:58:53,773 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-11-28 02:58:53,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:53,776 INFO L225 Difference]: With dead ends: 373 [2020-11-28 02:58:53,776 INFO L226 Difference]: Without dead ends: 305 [2020-11-28 02:58:53,777 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 02:58:53,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-11-28 02:58:53,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2020-11-28 02:58:53,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-11-28 02:58:53,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2020-11-28 02:58:53,806 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 32 [2020-11-28 02:58:53,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:53,807 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2020-11-28 02:58:53,807 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:53,807 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2020-11-28 02:58:53,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 02:58:53,810 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:53,810 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:53,810 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 02:58:53,811 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:53,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:53,812 INFO L82 PathProgramCache]: Analyzing trace with hash -1572928884, now seen corresponding path program 1 times [2020-11-28 02:58:53,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:53,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129301672] [2020-11-28 02:58:53,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:53,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:53,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129301672] [2020-11-28 02:58:53,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:53,912 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:58:53,913 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801966816] [2020-11-28 02:58:53,913 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 02:58:53,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:53,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 02:58:53,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 02:58:53,914 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand 4 states. [2020-11-28 02:58:54,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:54,065 INFO L93 Difference]: Finished difference Result 250 states and 352 transitions. [2020-11-28 02:58:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 02:58:54,066 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-11-28 02:58:54,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:54,067 INFO L225 Difference]: With dead ends: 250 [2020-11-28 02:58:54,067 INFO L226 Difference]: Without dead ends: 182 [2020-11-28 02:58:54,068 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 02:58:54,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-11-28 02:58:54,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 179. [2020-11-28 02:58:54,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-11-28 02:58:54,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 248 transitions. [2020-11-28 02:58:54,093 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 248 transitions. Word has length 33 [2020-11-28 02:58:54,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:54,096 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 248 transitions. [2020-11-28 02:58:54,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 02:58:54,097 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 248 transitions. [2020-11-28 02:58:54,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 02:58:54,101 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:54,101 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:54,101 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 02:58:54,102 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:54,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:54,105 INFO L82 PathProgramCache]: Analyzing trace with hash 1710921162, now seen corresponding path program 1 times [2020-11-28 02:58:54,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:54,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419999395] [2020-11-28 02:58:54,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:54,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:54,156 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419999395] [2020-11-28 02:58:54,156 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:54,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:58:54,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995333787] [2020-11-28 02:58:54,157 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 02:58:54,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:54,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 02:58:54,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 02:58:54,158 INFO L87 Difference]: Start difference. First operand 179 states and 248 transitions. Second operand 4 states. [2020-11-28 02:58:54,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:54,217 INFO L93 Difference]: Finished difference Result 497 states and 700 transitions. [2020-11-28 02:58:54,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 02:58:54,217 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-11-28 02:58:54,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:54,220 INFO L225 Difference]: With dead ends: 497 [2020-11-28 02:58:54,220 INFO L226 Difference]: Without dead ends: 370 [2020-11-28 02:58:54,221 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:54,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-11-28 02:58:54,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 179. [2020-11-28 02:58:54,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-11-28 02:58:54,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 246 transitions. [2020-11-28 02:58:54,237 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 246 transitions. Word has length 33 [2020-11-28 02:58:54,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:54,237 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 246 transitions. [2020-11-28 02:58:54,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 02:58:54,238 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 246 transitions. [2020-11-28 02:58:54,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 02:58:54,239 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:54,239 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:54,239 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 02:58:54,239 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:54,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:54,240 INFO L82 PathProgramCache]: Analyzing trace with hash 1969086600, now seen corresponding path program 1 times [2020-11-28 02:58:54,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:54,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498535906] [2020-11-28 02:58:54,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:54,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:54,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498535906] [2020-11-28 02:58:54,301 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:54,301 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 02:58:54,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902129088] [2020-11-28 02:58:54,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 02:58:54,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:54,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 02:58:54,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:58:54,303 INFO L87 Difference]: Start difference. First operand 179 states and 246 transitions. Second operand 6 states. [2020-11-28 02:58:54,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:54,456 INFO L93 Difference]: Finished difference Result 624 states and 874 transitions. [2020-11-28 02:58:54,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 02:58:54,456 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2020-11-28 02:58:54,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:54,459 INFO L225 Difference]: With dead ends: 624 [2020-11-28 02:58:54,459 INFO L226 Difference]: Without dead ends: 451 [2020-11-28 02:58:54,460 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-11-28 02:58:54,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2020-11-28 02:58:54,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 188. [2020-11-28 02:58:54,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-11-28 02:58:54,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 253 transitions. [2020-11-28 02:58:54,480 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 253 transitions. Word has length 33 [2020-11-28 02:58:54,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:54,480 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 253 transitions. [2020-11-28 02:58:54,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 02:58:54,481 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 253 transitions. [2020-11-28 02:58:54,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-28 02:58:54,481 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:54,481 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:54,482 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 02:58:54,482 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:54,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:54,482 INFO L82 PathProgramCache]: Analyzing trace with hash -558169663, now seen corresponding path program 1 times [2020-11-28 02:58:54,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:54,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912952141] [2020-11-28 02:58:54,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:54,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:54,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912952141] [2020-11-28 02:58:54,573 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:54,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:58:54,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401084135] [2020-11-28 02:58:54,574 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 02:58:54,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:54,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 02:58:54,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:58:54,575 INFO L87 Difference]: Start difference. First operand 188 states and 253 transitions. Second operand 6 states. [2020-11-28 02:58:55,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:55,000 INFO L93 Difference]: Finished difference Result 1177 states and 1553 transitions. [2020-11-28 02:58:55,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-28 02:58:55,001 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-11-28 02:58:55,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:55,009 INFO L225 Difference]: With dead ends: 1177 [2020-11-28 02:58:55,009 INFO L226 Difference]: Without dead ends: 995 [2020-11-28 02:58:55,011 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-11-28 02:58:55,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states. [2020-11-28 02:58:55,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 356. [2020-11-28 02:58:55,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2020-11-28 02:58:55,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 472 transitions. [2020-11-28 02:58:55,067 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 472 transitions. Word has length 36 [2020-11-28 02:58:55,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:55,069 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 472 transitions. [2020-11-28 02:58:55,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 02:58:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 472 transitions. [2020-11-28 02:58:55,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-28 02:58:55,071 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:55,072 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:55,073 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 02:58:55,074 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:55,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:55,075 INFO L82 PathProgramCache]: Analyzing trace with hash 121888707, now seen corresponding path program 1 times [2020-11-28 02:58:55,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:55,075 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169952414] [2020-11-28 02:58:55,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:55,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:55,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169952414] [2020-11-28 02:58:55,198 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:55,198 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:58:55,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260456326] [2020-11-28 02:58:55,199 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:55,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:55,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:55,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:55,200 INFO L87 Difference]: Start difference. First operand 356 states and 472 transitions. Second operand 5 states. [2020-11-28 02:58:55,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:55,440 INFO L93 Difference]: Finished difference Result 930 states and 1259 transitions. [2020-11-28 02:58:55,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 02:58:55,446 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2020-11-28 02:58:55,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:55,450 INFO L225 Difference]: With dead ends: 930 [2020-11-28 02:58:55,450 INFO L226 Difference]: Without dead ends: 580 [2020-11-28 02:58:55,451 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 02:58:55,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2020-11-28 02:58:55,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 302. [2020-11-28 02:58:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-11-28 02:58:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 389 transitions. [2020-11-28 02:58:55,495 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 389 transitions. Word has length 36 [2020-11-28 02:58:55,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:55,496 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 389 transitions. [2020-11-28 02:58:55,496 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:55,496 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 389 transitions. [2020-11-28 02:58:55,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 02:58:55,497 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:55,497 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:55,497 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 02:58:55,497 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:55,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:55,498 INFO L82 PathProgramCache]: Analyzing trace with hash -613249401, now seen corresponding path program 1 times [2020-11-28 02:58:55,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:55,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238299349] [2020-11-28 02:58:55,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:55,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:55,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238299349] [2020-11-28 02:58:55,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:55,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-28 02:58:55,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511720429] [2020-11-28 02:58:55,586 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 02:58:55,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:55,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 02:58:55,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:58:55,587 INFO L87 Difference]: Start difference. First operand 302 states and 389 transitions. Second operand 7 states. [2020-11-28 02:58:56,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:56,200 INFO L93 Difference]: Finished difference Result 1129 states and 1438 transitions. [2020-11-28 02:58:56,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-28 02:58:56,200 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2020-11-28 02:58:56,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:56,206 INFO L225 Difference]: With dead ends: 1129 [2020-11-28 02:58:56,206 INFO L226 Difference]: Without dead ends: 833 [2020-11-28 02:58:56,207 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2020-11-28 02:58:56,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2020-11-28 02:58:56,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 282. [2020-11-28 02:58:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-11-28 02:58:56,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 352 transitions. [2020-11-28 02:58:56,250 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 352 transitions. Word has length 37 [2020-11-28 02:58:56,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:56,251 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 352 transitions. [2020-11-28 02:58:56,251 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 02:58:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 352 transitions. [2020-11-28 02:58:56,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-28 02:58:56,252 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:56,252 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:56,252 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 02:58:56,252 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:56,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:56,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1278493487, now seen corresponding path program 1 times [2020-11-28 02:58:56,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:56,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268818994] [2020-11-28 02:58:56,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:56,346 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 02:58:56,346 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268818994] [2020-11-28 02:58:56,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:56,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:58:56,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363259900] [2020-11-28 02:58:56,347 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:56,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:56,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:56,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:56,348 INFO L87 Difference]: Start difference. First operand 282 states and 352 transitions. Second operand 5 states. [2020-11-28 02:58:56,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:56,440 INFO L93 Difference]: Finished difference Result 653 states and 819 transitions. [2020-11-28 02:58:56,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 02:58:56,441 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-11-28 02:58:56,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:56,443 INFO L225 Difference]: With dead ends: 653 [2020-11-28 02:58:56,444 INFO L226 Difference]: Without dead ends: 377 [2020-11-28 02:58:56,445 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:58:56,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-11-28 02:58:56,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 282. [2020-11-28 02:58:56,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-11-28 02:58:56,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 348 transitions. [2020-11-28 02:58:56,483 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 348 transitions. Word has length 53 [2020-11-28 02:58:56,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:56,484 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 348 transitions. [2020-11-28 02:58:56,484 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:56,484 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 348 transitions. [2020-11-28 02:58:56,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-28 02:58:56,485 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:56,486 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:56,486 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 02:58:56,486 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:56,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:56,486 INFO L82 PathProgramCache]: Analyzing trace with hash -1350880045, now seen corresponding path program 1 times [2020-11-28 02:58:56,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:56,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675412369] [2020-11-28 02:58:56,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:56,551 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 02:58:56,552 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675412369] [2020-11-28 02:58:56,552 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:56,552 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:58:56,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625580641] [2020-11-28 02:58:56,553 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 02:58:56,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:56,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 02:58:56,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 02:58:56,554 INFO L87 Difference]: Start difference. First operand 282 states and 348 transitions. Second operand 4 states. [2020-11-28 02:58:56,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:56,619 INFO L93 Difference]: Finished difference Result 600 states and 751 transitions. [2020-11-28 02:58:56,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 02:58:56,620 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-11-28 02:58:56,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:56,622 INFO L225 Difference]: With dead ends: 600 [2020-11-28 02:58:56,622 INFO L226 Difference]: Without dead ends: 324 [2020-11-28 02:58:56,623 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:56,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2020-11-28 02:58:56,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 240. [2020-11-28 02:58:56,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-11-28 02:58:56,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 297 transitions. [2020-11-28 02:58:56,662 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 297 transitions. Word has length 53 [2020-11-28 02:58:56,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:56,662 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 297 transitions. [2020-11-28 02:58:56,662 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 02:58:56,663 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 297 transitions. [2020-11-28 02:58:56,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 02:58:56,663 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:56,663 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:56,664 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-28 02:58:56,665 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:56,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:56,665 INFO L82 PathProgramCache]: Analyzing trace with hash -1916178793, now seen corresponding path program 1 times [2020-11-28 02:58:56,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:56,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653009366] [2020-11-28 02:58:56,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:56,756 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:56,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653009366] [2020-11-28 02:58:56,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:56,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:58:56,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908162685] [2020-11-28 02:58:56,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:56,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:56,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:56,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:56,758 INFO L87 Difference]: Start difference. First operand 240 states and 297 transitions. Second operand 5 states. [2020-11-28 02:58:56,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:56,900 INFO L93 Difference]: Finished difference Result 612 states and 756 transitions. [2020-11-28 02:58:56,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 02:58:56,900 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-11-28 02:58:56,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:56,903 INFO L225 Difference]: With dead ends: 612 [2020-11-28 02:58:56,903 INFO L226 Difference]: Without dead ends: 378 [2020-11-28 02:58:56,903 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 02:58:56,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2020-11-28 02:58:56,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 240. [2020-11-28 02:58:56,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-11-28 02:58:56,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 293 transitions. [2020-11-28 02:58:56,935 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 293 transitions. Word has length 54 [2020-11-28 02:58:56,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:56,935 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 293 transitions. [2020-11-28 02:58:56,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:56,935 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 293 transitions. [2020-11-28 02:58:56,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-28 02:58:56,936 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:56,936 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:56,936 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-28 02:58:56,936 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:56,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:56,937 INFO L82 PathProgramCache]: Analyzing trace with hash 960017506, now seen corresponding path program 1 times [2020-11-28 02:58:56,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:56,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57508373] [2020-11-28 02:58:56,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:57,032 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 02:58:57,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57508373] [2020-11-28 02:58:57,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:57,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:58:57,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656830661] [2020-11-28 02:58:57,034 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 02:58:57,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:57,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 02:58:57,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:58:57,035 INFO L87 Difference]: Start difference. First operand 240 states and 293 transitions. Second operand 6 states. [2020-11-28 02:58:57,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:57,286 INFO L93 Difference]: Finished difference Result 571 states and 706 transitions. [2020-11-28 02:58:57,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 02:58:57,286 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2020-11-28 02:58:57,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:57,289 INFO L225 Difference]: With dead ends: 571 [2020-11-28 02:58:57,289 INFO L226 Difference]: Without dead ends: 387 [2020-11-28 02:58:57,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-11-28 02:58:57,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2020-11-28 02:58:57,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 240. [2020-11-28 02:58:57,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-11-28 02:58:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 292 transitions. [2020-11-28 02:58:57,325 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 292 transitions. Word has length 56 [2020-11-28 02:58:57,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:57,325 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 292 transitions. [2020-11-28 02:58:57,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 02:58:57,326 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 292 transitions. [2020-11-28 02:58:57,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-28 02:58:57,327 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:57,327 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:57,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-28 02:58:57,327 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:57,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:57,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1896433734, now seen corresponding path program 1 times [2020-11-28 02:58:57,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:57,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477730310] [2020-11-28 02:58:57,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:57,418 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-11-28 02:58:57,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477730310] [2020-11-28 02:58:57,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:57,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-28 02:58:57,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467752011] [2020-11-28 02:58:57,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-28 02:58:57,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:57,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-28 02:58:57,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-28 02:58:57,422 INFO L87 Difference]: Start difference. First operand 240 states and 292 transitions. Second operand 8 states. [2020-11-28 02:58:57,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:57,999 INFO L93 Difference]: Finished difference Result 794 states and 961 transitions. [2020-11-28 02:58:58,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-28 02:58:58,000 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 77 [2020-11-28 02:58:58,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:58,003 INFO L225 Difference]: With dead ends: 794 [2020-11-28 02:58:58,003 INFO L226 Difference]: Without dead ends: 610 [2020-11-28 02:58:58,004 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2020-11-28 02:58:58,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2020-11-28 02:58:58,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 232. [2020-11-28 02:58:58,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-11-28 02:58:58,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 282 transitions. [2020-11-28 02:58:58,036 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 282 transitions. Word has length 77 [2020-11-28 02:58:58,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:58,037 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 282 transitions. [2020-11-28 02:58:58,037 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-28 02:58:58,037 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 282 transitions. [2020-11-28 02:58:58,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-28 02:58:58,040 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:58,040 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:58,040 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-28 02:58:58,040 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:58,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:58,041 INFO L82 PathProgramCache]: Analyzing trace with hash -452059177, now seen corresponding path program 1 times [2020-11-28 02:58:58,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:58,041 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784521615] [2020-11-28 02:58:58,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:58,128 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-11-28 02:58:58,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784521615] [2020-11-28 02:58:58,128 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:58,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:58:58,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077375135] [2020-11-28 02:58:58,129 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:58,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:58,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:58,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:58,131 INFO L87 Difference]: Start difference. First operand 232 states and 282 transitions. Second operand 5 states. [2020-11-28 02:58:58,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:58,339 INFO L93 Difference]: Finished difference Result 887 states and 1096 transitions. [2020-11-28 02:58:58,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 02:58:58,340 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 79 [2020-11-28 02:58:58,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:58,340 INFO L225 Difference]: With dead ends: 887 [2020-11-28 02:58:58,340 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 02:58:58,342 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 02:58:58,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 02:58:58,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 02:58:58,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 02:58:58,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 02:58:58,343 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2020-11-28 02:58:58,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:58,343 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 02:58:58,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:58,343 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 02:58:58,343 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 02:58:58,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-11-28 02:58:58,345 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 02:58:58,979 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 167 [2020-11-28 02:58:59,094 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2020-11-28 02:59:01,163 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 410 DAG size of output: 324 [2020-11-28 02:59:02,566 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 394 DAG size of output: 307 [2020-11-28 02:59:03,600 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 339 DAG size of output: 275 [2020-11-28 02:59:04,174 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 208 [2020-11-28 02:59:04,649 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 212 [2020-11-28 02:59:05,047 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 161 [2020-11-28 02:59:05,172 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 131 [2020-11-28 02:59:05,328 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 151 [2020-11-28 02:59:06,618 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 167 DAG size of output: 40 [2020-11-28 02:59:06,820 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 26 [2020-11-28 02:59:10,285 WARN L193 SmtUtils]: Spent 3.46 s on a formula simplification. DAG size of input: 310 DAG size of output: 53 [2020-11-28 02:59:13,285 WARN L193 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 294 DAG size of output: 53 [2020-11-28 02:59:15,826 WARN L193 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 267 DAG size of output: 37 [2020-11-28 02:59:17,101 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 201 DAG size of output: 61 [2020-11-28 02:59:17,362 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 53 [2020-11-28 02:59:18,429 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 204 DAG size of output: 68 [2020-11-28 02:59:19,313 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 46 [2020-11-28 02:59:19,806 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 59 [2020-11-28 02:59:20,414 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 66 [2020-11-28 02:59:20,586 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 21 [2020-11-28 02:59:20,752 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2020-11-28 02:59:20,900 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 38 [2020-11-28 02:59:20,909 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:59:20,909 INFO L270 CegarLoopResult]: At program point L663(lines 658 666) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse2 (= ~pumpRunning~0 1)) (.cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse1 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse9 (= ~methaneLevelCritical~0 0))) (or (and (not .cse0) .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse6 .cse7 (not .cse8) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse9 (not .cse10)) (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse6 .cse7 .cse1 .cse2 .cse3 .cse9 .cse4 .cse5) (and (<= ~waterLevel~0 1) .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse9 .cse3 .cse4 .cse11 .cse5 (not .cse7)) (and (= ~waterLevel~0 1) .cse10 .cse1 .cse3 .cse0 .cse4 .cse11 .cse5 (= |ULTIMATE.start_getWaterLevel_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse9))) [2020-11-28 02:59:20,910 INFO L270 CegarLoopResult]: At program point L663-1(lines 658 666) the Hoare annotation is: false [2020-11-28 02:59:20,910 INFO L270 CegarLoopResult]: At program point L663-2(lines 658 666) the Hoare annotation is: false [2020-11-28 02:59:20,910 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 02:59:20,910 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 02:59:20,910 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 02:59:20,910 INFO L274 CegarLoopResult]: For program point L928(lines 928 941) no Hoare annotation was computed. [2020-11-28 02:59:20,910 INFO L270 CegarLoopResult]: At program point L631(lines 626 634) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 (not .cse3) .cse4))) [2020-11-28 02:59:20,910 INFO L270 CegarLoopResult]: At program point L631-1(lines 626 634) the Hoare annotation is: false [2020-11-28 02:59:20,910 INFO L270 CegarLoopResult]: At program point L631-2(lines 626 634) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 (not .cse4) .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-11-28 02:59:20,911 INFO L270 CegarLoopResult]: At program point L631-3(lines 626 634) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse11 (not .cse6)) (.cse9 (not .cse2)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse12 (= ~waterLevel~0 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse16 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse5 (= 1 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (<= ~waterLevel~0 1) .cse5 .cse4 .cse6 .cse8 .cse7 .cse9) (and .cse10 .cse5 .cse11 .cse8 .cse7 .cse9) (and .cse12 .cse10 .cse13 .cse5 .cse11 .cse8 .cse7 .cse14) (and .cse0 .cse1 .cse10 .cse3 .cse5 .cse11 .cse7 .cse9) (and (not .cse15) .cse3 .cse5 (<= 2 ~waterLevel~0) .cse6 .cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse1 (not .cse16) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4 (not .cse17)) (and .cse12 .cse17 .cse16 .cse5 .cse4 .cse13 .cse15 .cse6 .cse8 .cse7 .cse14)))) [2020-11-28 02:59:20,911 INFO L270 CegarLoopResult]: At program point L631-4(lines 626 634) the Hoare annotation is: false [2020-11-28 02:59:20,911 INFO L270 CegarLoopResult]: At program point L631-5(lines 626 634) the Hoare annotation is: false [2020-11-28 02:59:20,911 INFO L270 CegarLoopResult]: At program point L631-6(lines 626 634) the Hoare annotation is: false [2020-11-28 02:59:20,911 INFO L270 CegarLoopResult]: At program point L631-7(lines 626 634) the Hoare annotation is: false [2020-11-28 02:59:20,911 INFO L270 CegarLoopResult]: At program point L631-8(lines 626 634) the Hoare annotation is: false [2020-11-28 02:59:20,911 INFO L270 CegarLoopResult]: At program point L631-9(lines 626 634) the Hoare annotation is: false [2020-11-28 02:59:20,911 INFO L270 CegarLoopResult]: At program point L631-10(lines 626 634) the Hoare annotation is: false [2020-11-28 02:59:20,911 INFO L270 CegarLoopResult]: At program point L631-11(lines 626 634) the Hoare annotation is: false [2020-11-28 02:59:20,911 INFO L274 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-11-28 02:59:20,912 INFO L274 CegarLoopResult]: For program point L500-1(lines 692 698) no Hoare annotation was computed. [2020-11-28 02:59:20,912 INFO L270 CegarLoopResult]: At program point L699(lines 699 705) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (let ((.cse0 (= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse13 (= ~pumpRunning~0 1)) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse2 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (not .cse12))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse13 .cse3 .cse4 .cse14 .cse8) (and .cse0 .cse15 .cse3 .cse5 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse15 .cse13 .cse3 (not .cse14) .cse8 .cse16) (and (<= ~waterLevel~0 1) .cse3 .cse4 .cse7 .cse8 .cse16) (and (not .cse6) .cse13 .cse3 .cse14 (<= 2 ~waterLevel~0) .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse11 .cse12 (not .cse2) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4 (not .cse1)) (and .cse15 .cse3 .cse7 .cse8 .cse16)))) [2020-11-28 02:59:20,912 INFO L270 CegarLoopResult]: At program point L699-1(lines 699 705) the Hoare annotation is: false [2020-11-28 02:59:20,912 INFO L270 CegarLoopResult]: At program point L699-2(lines 699 705) the Hoare annotation is: false [2020-11-28 02:59:20,912 INFO L270 CegarLoopResult]: At program point L105(lines 1 962) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 02:59:20,912 INFO L274 CegarLoopResult]: For program point L899(lines 898 945) no Hoare annotation was computed. [2020-11-28 02:59:20,912 INFO L274 CegarLoopResult]: For program point L900(lines 900 904) no Hoare annotation was computed. [2020-11-28 02:59:20,912 INFO L274 CegarLoopResult]: For program point L571(lines 571 578) no Hoare annotation was computed. [2020-11-28 02:59:20,913 INFO L277 CegarLoopResult]: At program point L571-1(lines 571 578) the Hoare annotation is: true [2020-11-28 02:59:20,913 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:59:20,913 INFO L274 CegarLoopResult]: For program point L869(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,913 INFO L274 CegarLoopResult]: For program point L869-2(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,913 INFO L274 CegarLoopResult]: For program point L869-3(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,913 INFO L274 CegarLoopResult]: For program point L869-5(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,913 INFO L274 CegarLoopResult]: For program point L671(lines 671 677) no Hoare annotation was computed. [2020-11-28 02:59:20,913 INFO L274 CegarLoopResult]: For program point L869-6(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,913 INFO L274 CegarLoopResult]: For program point L671-1(lines 671 677) no Hoare annotation was computed. [2020-11-28 02:59:20,913 INFO L274 CegarLoopResult]: For program point L671-2(lines 671 677) no Hoare annotation was computed. [2020-11-28 02:59:20,913 INFO L274 CegarLoopResult]: For program point L869-8(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,914 INFO L274 CegarLoopResult]: For program point L671-3(lines 671 677) no Hoare annotation was computed. [2020-11-28 02:59:20,914 INFO L274 CegarLoopResult]: For program point L869-9(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,914 INFO L274 CegarLoopResult]: For program point L671-4(lines 671 677) no Hoare annotation was computed. [2020-11-28 02:59:20,914 INFO L274 CegarLoopResult]: For program point L869-11(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,914 INFO L274 CegarLoopResult]: For program point L671-5(lines 671 677) no Hoare annotation was computed. [2020-11-28 02:59:20,914 INFO L274 CegarLoopResult]: For program point L869-12(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,914 INFO L274 CegarLoopResult]: For program point L869-14(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,914 INFO L274 CegarLoopResult]: For program point L869-15(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,914 INFO L274 CegarLoopResult]: For program point L869-17(lines 869 873) no Hoare annotation was computed. [2020-11-28 02:59:20,914 INFO L274 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2020-11-28 02:59:20,914 INFO L270 CegarLoopResult]: At program point L936-2(lines 692 698) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse10 (= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse4 .cse3 .cse6 .cse7 .cse5) (and .cse2 .cse3 .cse7 .cse8 .cse5) (and .cse1 .cse9 .cse10 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse4 .cse6 .cse3 .cse5) (and .cse3 .cse6 .cse7 .cse8 .cse5) (and .cse10 .cse2 .cse3 .cse8 .cse5) (and .cse10 .cse6 .cse3 .cse8 .cse5) (and .cse6 .cse3 .cse8 .cse5 .cse11) (and .cse2 (or (and .cse1 .cse9 .cse10 .cse3 .cse4 .cse5) (and .cse1 .cse3 .cse4 .cse7 .cse5))) (and .cse2 .cse3 .cse8 .cse5 .cse11))) [2020-11-28 02:59:20,915 INFO L274 CegarLoopResult]: For program point L606(lines 606 610) no Hoare annotation was computed. [2020-11-28 02:59:20,915 INFO L270 CegarLoopResult]: At program point L113(lines 108 116) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 02:59:20,915 INFO L270 CegarLoopResult]: At program point L676(lines 667 680) the Hoare annotation is: false [2020-11-28 02:59:20,915 INFO L270 CegarLoopResult]: At program point L676-1(lines 667 680) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse2 .cse3 .cse4 .cse8 .cse5) (and .cse9 .cse2 .cse1 .cse10 .cse3 .cse4) (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse9 .cse2 .cse10 .cse3 .cse4) (and .cse6 .cse1 .cse2 .cse3 .cse4 .cse8 .cse5))) [2020-11-28 02:59:20,915 INFO L270 CegarLoopResult]: At program point L676-2(lines 667 680) the Hoare annotation is: false [2020-11-28 02:59:20,915 INFO L270 CegarLoopResult]: At program point L676-3(lines 667 680) the Hoare annotation is: false [2020-11-28 02:59:20,915 INFO L270 CegarLoopResult]: At program point L676-4(lines 667 680) the Hoare annotation is: false [2020-11-28 02:59:20,915 INFO L270 CegarLoopResult]: At program point L676-5(lines 667 680) the Hoare annotation is: false [2020-11-28 02:59:20,915 INFO L274 CegarLoopResult]: For program point L908(lines 908 914) no Hoare annotation was computed. [2020-11-28 02:59:20,916 INFO L270 CegarLoopResult]: At program point L908-1(lines 908 914) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0))) (let ((.cse10 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse11 (= ~waterLevel~0 1)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse16 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse12 (= ~methaneLevelCritical~0 1)) (.cse13 (not .cse3)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse14 (not .cse7)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse15 (not .cse2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (or (and .cse1 .cse2 .cse5 .cse4 .cse6 .cse9 .cse8) (and .cse1 .cse2 .cse10 .cse11 .cse4 .cse6 .cse5 .cse8)) .cse3 .cse7) (and .cse12 (or (and .cse1 .cse10 .cse11 .cse4 .cse5 .cse8) (and .cse1 .cse5 .cse4 .cse9 .cse8)) .cse13 .cse14 .cse15) (and .cse12 .cse13 .cse5 .cse14 .cse16 .cse8 .cse15) (and .cse3 .cse5 .cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1) (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) .cse7 .cse16 .cse8 .cse15) (and .cse11 .cse12 .cse13 .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse14 .cse16 .cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and .cse12 .cse13 .cse5 .cse14 .cse9 .cse16 .cse8) (and .cse11 .cse5 .cse6 .cse16 .cse8) (and .cse6 .cse5 .cse9 .cse16 .cse8) (and .cse0 .cse1 .cse12 .cse13 .cse4 .cse5 .cse14 .cse8 .cse15)))) [2020-11-28 02:59:20,916 INFO L270 CegarLoopResult]: At program point L875(lines 860 878) the Hoare annotation is: false [2020-11-28 02:59:20,916 INFO L270 CegarLoopResult]: At program point L875-1(lines 860 878) the Hoare annotation is: (let ((.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse9 (= ~waterLevel~0 1)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse16 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (not .cse13)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse8 (not .cse10))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse11 .cse3 .cse12 .cse13 .cse5 .cse6 .cse14) (and .cse9 .cse10 .cse2 .cse3 .cse12 .cse13 .cse5 .cse6 .cse14) (and .cse15 .cse10 .cse12 .cse2 .cse3 .cse13 .cse5 .cse6 .cse16 .cse14) (and .cse15 .cse10 .cse11 .cse3 .cse12 .cse13 .cse5 .cse6 .cse16 .cse14) (and .cse0 .cse11 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8)))) [2020-11-28 02:59:20,916 INFO L270 CegarLoopResult]: At program point L875-2(lines 860 878) the Hoare annotation is: false [2020-11-28 02:59:20,916 INFO L270 CegarLoopResult]: At program point L875-3(lines 860 878) the Hoare annotation is: false [2020-11-28 02:59:20,916 INFO L270 CegarLoopResult]: At program point L875-4(lines 860 878) the Hoare annotation is: false [2020-11-28 02:59:20,916 INFO L270 CegarLoopResult]: At program point L875-5(lines 860 878) the Hoare annotation is: false [2020-11-28 02:59:20,917 INFO L270 CegarLoopResult]: At program point L811(lines 804 814) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 (not .cse3) .cse4 (not .cse5)) (and .cse0 .cse5 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4))) [2020-11-28 02:59:20,917 INFO L270 CegarLoopResult]: At program point L811-1(lines 804 814) the Hoare annotation is: false [2020-11-28 02:59:20,917 INFO L270 CegarLoopResult]: At program point L811-2(lines 804 814) the Hoare annotation is: (let ((.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 (not .cse6) .cse5 .cse7 .cse8 (not .cse0) .cse9 .cse10))) [2020-11-28 02:59:20,917 INFO L270 CegarLoopResult]: At program point L811-3(lines 804 814) the Hoare annotation is: false [2020-11-28 02:59:20,917 INFO L270 CegarLoopResult]: At program point L811-4(lines 804 814) the Hoare annotation is: false [2020-11-28 02:59:20,917 INFO L270 CegarLoopResult]: At program point L811-5(lines 804 814) the Hoare annotation is: false [2020-11-28 02:59:20,917 INFO L270 CegarLoopResult]: At program point L811-6(lines 804 814) the Hoare annotation is: false [2020-11-28 02:59:20,917 INFO L270 CegarLoopResult]: At program point L811-7(lines 804 814) the Hoare annotation is: false [2020-11-28 02:59:20,918 INFO L277 CegarLoopResult]: At program point L580(lines 561 583) the Hoare annotation is: true [2020-11-28 02:59:20,918 INFO L270 CegarLoopResult]: At program point L547(lines 543 549) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 02:59:20,918 INFO L270 CegarLoopResult]: At program point L811-8(lines 804 814) the Hoare annotation is: false [2020-11-28 02:59:20,918 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 02:59:20,918 INFO L270 CegarLoopResult]: At program point L946(lines 897 947) the Hoare annotation is: false [2020-11-28 02:59:20,918 INFO L274 CegarLoopResult]: For program point L55(lines 55 75) no Hoare annotation was computed. [2020-11-28 02:59:20,918 INFO L274 CegarLoopResult]: For program point L55-2(lines 55 75) no Hoare annotation was computed. [2020-11-28 02:59:20,918 INFO L274 CegarLoopResult]: For program point L55-4(lines 55 75) no Hoare annotation was computed. [2020-11-28 02:59:20,918 INFO L274 CegarLoopResult]: For program point L750(lines 750 767) no Hoare annotation was computed. [2020-11-28 02:59:20,918 INFO L274 CegarLoopResult]: For program point L750-1(lines 750 767) no Hoare annotation was computed. [2020-11-28 02:59:20,918 INFO L274 CegarLoopResult]: For program point L750-2(lines 750 767) no Hoare annotation was computed. [2020-11-28 02:59:20,918 INFO L274 CegarLoopResult]: For program point L618(lines 618 622) no Hoare annotation was computed. [2020-11-28 02:59:20,919 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 02:59:20,919 INFO L274 CegarLoopResult]: For program point L918(lines 918 924) no Hoare annotation was computed. [2020-11-28 02:59:20,919 INFO L270 CegarLoopResult]: At program point L918-1(lines 918 924) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse10 (= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse4 .cse3 .cse6 .cse7 .cse5) (and .cse2 .cse3 .cse7 .cse8 .cse5) (and .cse1 .cse9 .cse10 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse4 .cse6 .cse3 .cse5) (and .cse3 .cse6 .cse7 .cse8 .cse5) (and .cse10 .cse2 .cse3 .cse8 .cse5) (and .cse10 .cse6 .cse3 .cse8 .cse5) (and .cse6 .cse3 .cse8 .cse5 .cse11) (and .cse2 (or (and .cse1 .cse9 .cse10 .cse3 .cse4 .cse5) (and .cse1 .cse3 .cse4 .cse7 .cse5))) (and .cse2 .cse3 .cse8 .cse5 .cse11))) [2020-11-28 02:59:20,919 INFO L274 CegarLoopResult]: For program point L786(lines 786 792) no Hoare annotation was computed. [2020-11-28 02:59:20,919 INFO L274 CegarLoopResult]: For program point L786-2(lines 786 792) no Hoare annotation was computed. [2020-11-28 02:59:20,919 INFO L274 CegarLoopResult]: For program point L786-4(lines 786 792) no Hoare annotation was computed. [2020-11-28 02:59:20,919 INFO L274 CegarLoopResult]: For program point L786-6(lines 786 792) no Hoare annotation was computed. [2020-11-28 02:59:20,919 INFO L274 CegarLoopResult]: For program point L786-8(lines 786 792) no Hoare annotation was computed. [2020-11-28 02:59:20,919 INFO L274 CegarLoopResult]: For program point L786-10(lines 786 792) no Hoare annotation was computed. [2020-11-28 02:59:20,919 INFO L270 CegarLoopResult]: At program point L820(lines 815 823) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse5 (= ~methaneLevelCritical~0 0))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) .cse6 .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse0 .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))))) [2020-11-28 02:59:20,919 INFO L270 CegarLoopResult]: At program point L820-1(lines 815 823) the Hoare annotation is: false [2020-11-28 02:59:20,919 INFO L274 CegarLoopResult]: For program point L754(lines 754 762) no Hoare annotation was computed. [2020-11-28 02:59:20,919 INFO L270 CegarLoopResult]: At program point L820-2(lines 815 823) the Hoare annotation is: false [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L754-1(lines 754 762) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L754-2(lines 754 762) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L61(lines 61 74) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L270 CegarLoopResult]: At program point L61-1(lines 1 962) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0))) (let ((.cse14 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse12 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse10 (not .cse3)) (.cse4 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse11 (not .cse7)) (.cse13 (not .cse2)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse3 .cse4 .cse6 (<= 2 ~waterLevel~0) .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse1 .cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (and .cse9 .cse10 .cse6 .cse11 .cse12 .cse8 .cse13) (and .cse14 .cse9 .cse10 .cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse11 .cse12 .cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (<= ~waterLevel~0 1) .cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse6 .cse5 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) .cse7 .cse12 .cse13 .cse8) (and .cse14 .cse6 .cse5 .cse12 .cse8) (and .cse0 .cse1 .cse9 .cse10 .cse4 .cse6 .cse11 .cse13 .cse8)))) [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L61-2(lines 61 74) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L270 CegarLoopResult]: At program point L61-3(lines 1 962) the Hoare annotation is: false [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L61-4(lines 61 74) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L270 CegarLoopResult]: At program point L61-5(lines 1 962) the Hoare annotation is: false [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L724(lines 724 741) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L724-1(lines 724 741) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L724-2(lines 724 741) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L724-3(lines 724 741) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L724-4(lines 724 741) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L724-5(lines 724 741) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L270 CegarLoopResult]: At program point L692(lines 691 710) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse8 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse9 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse5 .cse1 .cse4) (and .cse8 .cse0 .cse1 .cse3 .cse4) (and .cse8 .cse5 .cse1 .cse3 .cse4) (and .cse5 .cse1 .cse3 .cse4 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse9) (and .cse6 .cse0 .cse1 .cse7 .cse4))) [2020-11-28 02:59:20,920 INFO L274 CegarLoopResult]: For program point L692-1(lines 692 698) no Hoare annotation was computed. [2020-11-28 02:59:20,920 INFO L270 CegarLoopResult]: At program point L692-2(lines 691 710) the Hoare annotation is: false [2020-11-28 02:59:20,920 INFO L270 CegarLoopResult]: At program point L692-3(lines 691 710) the Hoare annotation is: false [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point L594(lines 594 598) no Hoare annotation was computed. [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point L594-3(lines 594 598) no Hoare annotation was computed. [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point L594-6(lines 594 598) no Hoare annotation was computed. [2020-11-28 02:59:20,921 INFO L270 CegarLoopResult]: At program point L496-2(lines 496 510) the Hoare annotation is: false [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point L959(line 959) no Hoare annotation was computed. [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point L959-1(line 959) no Hoare annotation was computed. [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point L959-2(line 959) no Hoare annotation was computed. [2020-11-28 02:59:20,921 INFO L274 CegarLoopResult]: For program point L728(lines 728 736) no Hoare annotation was computed. [2020-11-28 02:59:20,923 INFO L274 CegarLoopResult]: For program point L728-1(lines 728 736) no Hoare annotation was computed. [2020-11-28 02:59:20,923 INFO L274 CegarLoopResult]: For program point L728-2(lines 728 736) no Hoare annotation was computed. [2020-11-28 02:59:20,923 INFO L274 CegarLoopResult]: For program point L728-3(lines 728 736) no Hoare annotation was computed. [2020-11-28 02:59:20,923 INFO L274 CegarLoopResult]: For program point L728-4(lines 728 736) no Hoare annotation was computed. [2020-11-28 02:59:20,923 INFO L274 CegarLoopResult]: For program point L728-5(lines 728 736) no Hoare annotation was computed. [2020-11-28 02:59:20,923 INFO L274 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-11-28 02:59:21,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:59:21 BoogieIcfgContainer [2020-11-28 02:59:21,009 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 02:59:21,009 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:59:21,009 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:59:21,010 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:59:21,010 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:52" (3/4) ... [2020-11-28 02:59:21,013 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 02:59:21,043 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 02:59:21,045 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 02:59:21,046 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 02:59:21,048 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 02:59:21,049 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 02:59:21,050 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:59:21,052 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:59:21,080 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && !(\result == 0)) && splverifierCounter == 0) [2020-11-28 02:59:21,081 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((((((tmp == 0 && \result == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) || (((((((tmp == 0 && \result == 0) && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) && tmp == 0) && \result == 0)) || ((((methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0))) && !(tmp == 0)) && !(\result == 0)) && !(\result == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) [2020-11-28 02:59:21,081 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2020-11-28 02:59:21,083 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2020-11-28 02:59:21,083 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((tmp == 0 && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((tmp == 0 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) [2020-11-28 02:59:21,084 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2020-11-28 02:59:21,088 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((((waterLevel == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && !(tmp == 0)) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-28 02:59:21,088 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) [2020-11-28 02:59:21,089 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) || ((((((tmp == 0 && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-28 02:59:21,092 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2020-11-28 02:59:21,095 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || ((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) && tmp == 0) && tmp == 1) && methaneLevelCritical == 0) [2020-11-28 02:59:21,096 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(\result == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || ((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) [2020-11-28 02:59:21,096 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) [2020-11-28 02:59:21,100 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((((!(\result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) [2020-11-28 02:59:21,100 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 0 && !(\result == 0)) && !(tmp == 0)) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || (((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && tmp == 0) && !(tmp___0 == 0)) [2020-11-28 02:59:21,185 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_06a0ee26-31ce-491e-a865-dfbb54572fdc/bin/uautomizer/witness.graphml [2020-11-28 02:59:21,185 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:59:21,186 INFO L168 Benchmark]: Toolchain (without parser) took 30881.69 ms. Allocated memory was 79.7 MB in the beginning and 381.7 MB in the end (delta: 302.0 MB). Free memory was 47.0 MB in the beginning and 228.3 MB in the end (delta: -181.3 MB). Peak memory consumption was 120.4 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:21,187 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 79.7 MB. Free memory was 38.3 MB in the beginning and 38.3 MB in the end (delta: 35.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:59:21,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.03 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 46.8 MB in the beginning and 62.6 MB in the end (delta: -15.8 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:21,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.27 ms. Allocated memory is still 96.5 MB. Free memory was 62.6 MB in the beginning and 58.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:21,188 INFO L168 Benchmark]: Boogie Preprocessor took 87.99 ms. Allocated memory is still 96.5 MB. Free memory was 58.3 MB in the beginning and 55.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:21,188 INFO L168 Benchmark]: RCFGBuilder took 1240.08 ms. Allocated memory is still 96.5 MB. Free memory was 55.5 MB in the beginning and 68.7 MB in the end (delta: -13.1 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:21,189 INFO L168 Benchmark]: TraceAbstraction took 28644.92 ms. Allocated memory was 96.5 MB in the beginning and 381.7 MB in the end (delta: 285.2 MB). Free memory was 68.7 MB in the beginning and 240.9 MB in the end (delta: -172.3 MB). Peak memory consumption was 234.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:21,189 INFO L168 Benchmark]: Witness Printer took 175.89 ms. Allocated memory is still 381.7 MB. Free memory was 240.9 MB in the beginning and 228.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:21,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 79.7 MB. Free memory was 38.3 MB in the beginning and 38.3 MB in the end (delta: 35.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 651.03 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 46.8 MB in the beginning and 62.6 MB in the end (delta: -15.8 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.27 ms. Allocated memory is still 96.5 MB. Free memory was 62.6 MB in the beginning and 58.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.99 ms. Allocated memory is still 96.5 MB. Free memory was 58.3 MB in the beginning and 55.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1240.08 ms. Allocated memory is still 96.5 MB. Free memory was 55.5 MB in the beginning and 68.7 MB in the end (delta: -13.1 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 28644.92 ms. Allocated memory was 96.5 MB in the beginning and 381.7 MB in the end (delta: 285.2 MB). Free memory was 68.7 MB in the beginning and 240.9 MB in the end (delta: -172.3 MB). Peak memory consumption was 234.1 MB. Max. memory is 16.1 GB. * Witness Printer took 175.89 ms. Allocated memory is still 381.7 MB. Free memory was 240.9 MB in the beginning and 228.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: (((((((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: ((((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) || ((((((tmp == 0 && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: ((((((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((tmp == 0 && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((tmp == 0 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: ((((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || ((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) && tmp == 0) && tmp == 1) && methaneLevelCritical == 0) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: ((((((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((((((tmp == 0 && \result == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) || (((((((tmp == 0 && \result == 0) && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) && tmp == 0) && \result == 0)) || ((((methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0))) && !(tmp == 0)) && !(\result == 0)) && !(\result == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: ((((((((((((!(\result == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || ((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((((waterLevel == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && !(tmp == 0)) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && !(\result == 0)) && splverifierCounter == 0) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: ((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((((!(\result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: (((((((((((\result == 0 && !(\result == 0)) && !(tmp == 0)) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || (((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.9s, OverallIterations: 17, TraceHistogramMax: 3, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 22.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2025 SDtfs, 3023 SDslu, 4162 SDs, 0 SdLazy, 691 SolverSat, 120 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=356occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 17 MinimizatonAttempts, 2953 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 352 NumberOfFragments, 2329 HoareAnnotationTreeSize, 58 FomulaSimplifications, 182559155 FormulaSimplificationTreeSizeReduction, 7.0s HoareSimplificationTime, 58 FomulaSimplificationsInter, 15632154 FormulaSimplificationTreeSizeReductionInter, 15.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 699 NumberOfCodeBlocks, 699 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 682 ConstructedInterpolants, 0 QuantifiedInterpolants, 54884 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 160/160 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...