./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC --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 9cb3124a923cdd866f09b8c3b7a075e2954c5f17 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:29:57,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:29:57,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:29:57,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:29:57,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:29:57,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:29:57,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:29:57,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:29:57,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:29:57,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:29:57,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:29:57,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:29:57,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:29:57,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:29:57,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:29:57,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:29:57,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:29:57,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:29:57,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:29:57,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:29:57,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:29:57,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:29:57,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:29:57,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:29:57,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:29:57,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:29:57,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:29:57,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:29:57,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:29:57,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:29:57,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:29:57,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:29:57,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:29:57,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:29:57,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:29:57,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:29:57,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:29:57,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:29:57,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:29:57,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:29:57,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:29:57,169 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:29:57,212 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:29:57,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:29:57,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:29:57,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:29:57,215 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:29:57,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:29:57,216 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:29:57,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:29:57,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:29:57,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:29:57,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:29:57,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:29:57,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:29:57,218 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:29:57,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:29:57,218 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:29:57,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:29:57,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:29:57,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:29:57,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:29:57,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:29:57,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:29:57,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:29:57,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:29:57,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:29:57,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:29:57,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:29:57,220 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:29:57,221 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_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cb3124a923cdd866f09b8c3b7a075e2954c5f17 [2021-10-11 00:29:57,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:29:57,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:29:57,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:29:57,626 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:29:57,626 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:29:57,628 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c [2021-10-11 00:29:57,703 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/data/02d463aa9/1b4bcca8fbfe44bcb8ea86d4c754c3b9/FLAGc0206efd6 [2021-10-11 00:29:58,328 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:29:58,333 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c [2021-10-11 00:29:58,344 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/data/02d463aa9/1b4bcca8fbfe44bcb8ea86d4c754c3b9/FLAGc0206efd6 [2021-10-11 00:29:58,592 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/data/02d463aa9/1b4bcca8fbfe44bcb8ea86d4c754c3b9 [2021-10-11 00:29:58,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:29:58,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:29:58,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:29:58,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:29:58,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:29:58,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:29:58" (1/1) ... [2021-10-11 00:29:58,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43b28fba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:58, skipping insertion in model container [2021-10-11 00:29:58,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:29:58" (1/1) ... [2021-10-11 00:29:58,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:29:58,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:29:59,077 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c[18337,18350] [2021-10-11 00:29:59,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:29:59,098 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:29:59,213 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c[18337,18350] [2021-10-11 00:29:59,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:29:59,249 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:29:59,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59 WrapperNode [2021-10-11 00:29:59,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:29:59,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:29:59,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:29:59,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:29:59,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59" (1/1) ... [2021-10-11 00:29:59,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59" (1/1) ... [2021-10-11 00:29:59,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:29:59,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:29:59,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:29:59,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:29:59,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59" (1/1) ... [2021-10-11 00:29:59,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59" (1/1) ... [2021-10-11 00:29:59,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59" (1/1) ... [2021-10-11 00:29:59,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59" (1/1) ... [2021-10-11 00:29:59,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59" (1/1) ... [2021-10-11 00:29:59,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59" (1/1) ... [2021-10-11 00:29:59,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59" (1/1) ... [2021-10-11 00:29:59,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:29:59,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:29:59,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:29:59,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:29:59,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:29:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:29:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:29:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:29:59,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:30:00,478 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:30:00,478 INFO L299 CfgBuilder]: Removed 192 assume(true) statements. [2021-10-11 00:30:00,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:30:00 BoogieIcfgContainer [2021-10-11 00:30:00,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:30:00,482 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:30:00,482 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:30:00,485 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:30:00,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:29:58" (1/3) ... [2021-10-11 00:30:00,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b8a7430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:30:00, skipping insertion in model container [2021-10-11 00:30:00,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:59" (2/3) ... [2021-10-11 00:30:00,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b8a7430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:30:00, skipping insertion in model container [2021-10-11 00:30:00,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:30:00" (3/3) ... [2021-10-11 00:30:00,488 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product57.cil.c [2021-10-11 00:30:00,501 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:30:00,504 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:30:00,515 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:30:00,539 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:30:00,539 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:30:00,539 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:30:00,539 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:30:00,540 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:30:00,540 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:30:00,540 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:30:00,540 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:30:00,579 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2021-10-11 00:30:00,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 00:30:00,584 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:00,585 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:30:00,585 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:00,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:00,592 INFO L82 PathProgramCache]: Analyzing trace with hash 1916587088, now seen corresponding path program 1 times [2021-10-11 00:30:00,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:00,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57890634] [2021-10-11 00:30:00,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:00,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:00,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57890634] [2021-10-11 00:30:00,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:00,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:30:00,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974075429] [2021-10-11 00:30:00,929 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:30:00,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:00,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:30:00,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:30:00,948 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2021-10-11 00:30:01,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:01,003 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2021-10-11 00:30:01,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:30:01,005 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 00:30:01,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:01,015 INFO L225 Difference]: With dead ends: 264 [2021-10-11 00:30:01,016 INFO L226 Difference]: Without dead ends: 131 [2021-10-11 00:30:01,019 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 [2021-10-11 00:30:01,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-10-11 00:30:01,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-10-11 00:30:01,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2021-10-11 00:30:01,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2021-10-11 00:30:01,073 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 16 [2021-10-11 00:30:01,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:01,074 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2021-10-11 00:30:01,074 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:30:01,074 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2021-10-11 00:30:01,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 00:30:01,075 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:01,076 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:30:01,076 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:30:01,076 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:01,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:01,077 INFO L82 PathProgramCache]: Analyzing trace with hash 869830191, now seen corresponding path program 1 times [2021-10-11 00:30:01,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:01,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045607962] [2021-10-11 00:30:01,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:01,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:01,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:01,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045607962] [2021-10-11 00:30:01,207 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:01,207 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:30:01,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20804219] [2021-10-11 00:30:01,209 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:30:01,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:01,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:30:01,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:30:01,212 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2021-10-11 00:30:01,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:01,238 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2021-10-11 00:30:01,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:30:01,239 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 00:30:01,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:01,241 INFO L225 Difference]: With dead ends: 131 [2021-10-11 00:30:01,242 INFO L226 Difference]: Without dead ends: 53 [2021-10-11 00:30:01,243 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 [2021-10-11 00:30:01,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-11 00:30:01,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-11 00:30:01,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-10-11 00:30:01,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-11 00:30:01,253 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2021-10-11 00:30:01,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:01,254 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-11 00:30:01,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:30:01,255 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-11 00:30:01,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 00:30:01,256 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:01,257 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] [2021-10-11 00:30:01,257 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:30:01,258 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:01,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:01,259 INFO L82 PathProgramCache]: Analyzing trace with hash 105563969, now seen corresponding path program 1 times [2021-10-11 00:30:01,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:01,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947584922] [2021-10-11 00:30:01,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:01,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:01,356 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947584922] [2021-10-11 00:30:01,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:01,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:30:01,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433148954] [2021-10-11 00:30:01,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:30:01,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:01,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:30:01,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:30:01,359 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 6 states. [2021-10-11 00:30:01,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:01,514 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2021-10-11 00:30:01,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:30:01,514 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2021-10-11 00:30:01,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:01,515 INFO L225 Difference]: With dead ends: 100 [2021-10-11 00:30:01,516 INFO L226 Difference]: Without dead ends: 53 [2021-10-11 00:30:01,520 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:30:01,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-11 00:30:01,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-11 00:30:01,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-10-11 00:30:01,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2021-10-11 00:30:01,533 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 22 [2021-10-11 00:30:01,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:01,533 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2021-10-11 00:30:01,533 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:30:01,533 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-10-11 00:30:01,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:30:01,534 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:01,535 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] [2021-10-11 00:30:01,535 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:30:01,535 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:01,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:01,536 INFO L82 PathProgramCache]: Analyzing trace with hash -72226312, now seen corresponding path program 1 times [2021-10-11 00:30:01,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:01,536 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800584898] [2021-10-11 00:30:01,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:01,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:01,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800584898] [2021-10-11 00:30:01,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:01,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:30:01,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008530992] [2021-10-11 00:30:01,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:30:01,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:01,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:30:01,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:30:01,643 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2021-10-11 00:30:01,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:01,688 INFO L93 Difference]: Finished difference Result 121 states and 174 transitions. [2021-10-11 00:30:01,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:30:01,688 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 00:30:01,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:01,691 INFO L225 Difference]: With dead ends: 121 [2021-10-11 00:30:01,691 INFO L226 Difference]: Without dead ends: 74 [2021-10-11 00:30:01,692 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 [2021-10-11 00:30:01,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-10-11 00:30:01,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 72. [2021-10-11 00:30:01,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2021-10-11 00:30:01,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 101 transitions. [2021-10-11 00:30:01,704 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 101 transitions. Word has length 24 [2021-10-11 00:30:01,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:01,704 INFO L481 AbstractCegarLoop]: Abstraction has 72 states and 101 transitions. [2021-10-11 00:30:01,704 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:30:01,705 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2021-10-11 00:30:01,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-11 00:30:01,706 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:01,706 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] [2021-10-11 00:30:01,706 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:30:01,706 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:01,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:01,707 INFO L82 PathProgramCache]: Analyzing trace with hash 615192364, now seen corresponding path program 1 times [2021-10-11 00:30:01,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:01,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537910400] [2021-10-11 00:30:01,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:01,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:01,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537910400] [2021-10-11 00:30:01,808 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:01,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:30:01,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509852146] [2021-10-11 00:30:01,809 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:30:01,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:01,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:30:01,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:30:01,811 INFO L87 Difference]: Start difference. First operand 72 states and 101 transitions. Second operand 5 states. [2021-10-11 00:30:01,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:01,958 INFO L93 Difference]: Finished difference Result 372 states and 538 transitions. [2021-10-11 00:30:01,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:30:01,958 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2021-10-11 00:30:01,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:01,961 INFO L225 Difference]: With dead ends: 372 [2021-10-11 00:30:01,961 INFO L226 Difference]: Without dead ends: 306 [2021-10-11 00:30:01,962 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:30:01,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2021-10-11 00:30:01,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 132. [2021-10-11 00:30:01,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2021-10-11 00:30:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 185 transitions. [2021-10-11 00:30:01,996 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 185 transitions. Word has length 30 [2021-10-11 00:30:01,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:01,997 INFO L481 AbstractCegarLoop]: Abstraction has 132 states and 185 transitions. [2021-10-11 00:30:01,997 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:30:01,997 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 185 transitions. [2021-10-11 00:30:02,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-11 00:30:02,002 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:02,003 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] [2021-10-11 00:30:02,003 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:30:02,003 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:02,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:02,003 INFO L82 PathProgramCache]: Analyzing trace with hash 1286960866, now seen corresponding path program 1 times [2021-10-11 00:30:02,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:02,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425573229] [2021-10-11 00:30:02,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:02,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:02,088 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425573229] [2021-10-11 00:30:02,088 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:02,088 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:30:02,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014908182] [2021-10-11 00:30:02,089 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:30:02,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:02,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:30:02,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:30:02,090 INFO L87 Difference]: Start difference. First operand 132 states and 185 transitions. Second operand 5 states. [2021-10-11 00:30:02,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:02,202 INFO L93 Difference]: Finished difference Result 378 states and 534 transitions. [2021-10-11 00:30:02,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 00:30:02,202 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2021-10-11 00:30:02,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:02,205 INFO L225 Difference]: With dead ends: 378 [2021-10-11 00:30:02,205 INFO L226 Difference]: Without dead ends: 376 [2021-10-11 00:30:02,206 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:30:02,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-10-11 00:30:02,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 132. [2021-10-11 00:30:02,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2021-10-11 00:30:02,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 184 transitions. [2021-10-11 00:30:02,235 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 184 transitions. Word has length 31 [2021-10-11 00:30:02,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:02,239 INFO L481 AbstractCegarLoop]: Abstraction has 132 states and 184 transitions. [2021-10-11 00:30:02,239 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:30:02,239 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2021-10-11 00:30:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 00:30:02,244 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:02,244 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] [2021-10-11 00:30:02,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:30:02,245 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:02,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:02,246 INFO L82 PathProgramCache]: Analyzing trace with hash -395111701, now seen corresponding path program 1 times [2021-10-11 00:30:02,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:02,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238906413] [2021-10-11 00:30:02,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:02,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:02,312 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238906413] [2021-10-11 00:30:02,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:02,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:30:02,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924992489] [2021-10-11 00:30:02,313 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:30:02,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:02,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:30:02,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:30:02,315 INFO L87 Difference]: Start difference. First operand 132 states and 184 transitions. Second operand 5 states. [2021-10-11 00:30:02,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:02,378 INFO L93 Difference]: Finished difference Result 344 states and 476 transitions. [2021-10-11 00:30:02,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:30:02,378 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-10-11 00:30:02,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:02,381 INFO L225 Difference]: With dead ends: 344 [2021-10-11 00:30:02,381 INFO L226 Difference]: Without dead ends: 218 [2021-10-11 00:30:02,383 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 [2021-10-11 00:30:02,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2021-10-11 00:30:02,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 144. [2021-10-11 00:30:02,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2021-10-11 00:30:02,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 196 transitions. [2021-10-11 00:30:02,398 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 196 transitions. Word has length 34 [2021-10-11 00:30:02,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:02,399 INFO L481 AbstractCegarLoop]: Abstraction has 144 states and 196 transitions. [2021-10-11 00:30:02,399 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:30:02,399 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2021-10-11 00:30:02,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 00:30:02,400 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:02,400 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] [2021-10-11 00:30:02,401 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:30:02,401 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:02,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:02,401 INFO L82 PathProgramCache]: Analyzing trace with hash -981917715, now seen corresponding path program 1 times [2021-10-11 00:30:02,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:02,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550790061] [2021-10-11 00:30:02,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:02,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:02,473 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550790061] [2021-10-11 00:30:02,473 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:02,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:30:02,474 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478066349] [2021-10-11 00:30:02,474 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:30:02,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:02,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:30:02,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:30:02,497 INFO L87 Difference]: Start difference. First operand 144 states and 196 transitions. Second operand 6 states. [2021-10-11 00:30:02,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:02,583 INFO L93 Difference]: Finished difference Result 378 states and 510 transitions. [2021-10-11 00:30:02,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:30:02,583 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2021-10-11 00:30:02,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:02,585 INFO L225 Difference]: With dead ends: 378 [2021-10-11 00:30:02,585 INFO L226 Difference]: Without dead ends: 240 [2021-10-11 00:30:02,586 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-10-11 00:30:02,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2021-10-11 00:30:02,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 152. [2021-10-11 00:30:02,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2021-10-11 00:30:02,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 204 transitions. [2021-10-11 00:30:02,603 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 204 transitions. Word has length 34 [2021-10-11 00:30:02,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:02,603 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 204 transitions. [2021-10-11 00:30:02,603 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:30:02,603 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 204 transitions. [2021-10-11 00:30:02,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 00:30:02,604 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:02,604 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] [2021-10-11 00:30:02,604 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:30:02,604 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:02,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:02,605 INFO L82 PathProgramCache]: Analyzing trace with hash 2033185903, now seen corresponding path program 1 times [2021-10-11 00:30:02,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:02,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721362457] [2021-10-11 00:30:02,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:02,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:02,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721362457] [2021-10-11 00:30:02,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:02,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:30:02,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239817172] [2021-10-11 00:30:02,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:30:02,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:02,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:30:02,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:30:02,645 INFO L87 Difference]: Start difference. First operand 152 states and 204 transitions. Second operand 3 states. [2021-10-11 00:30:02,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:02,678 INFO L93 Difference]: Finished difference Result 348 states and 466 transitions. [2021-10-11 00:30:02,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:30:02,679 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2021-10-11 00:30:02,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:02,680 INFO L225 Difference]: With dead ends: 348 [2021-10-11 00:30:02,680 INFO L226 Difference]: Without dead ends: 202 [2021-10-11 00:30:02,681 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 [2021-10-11 00:30:02,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-10-11 00:30:02,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2021-10-11 00:30:02,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2021-10-11 00:30:02,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 264 transitions. [2021-10-11 00:30:02,701 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 264 transitions. Word has length 34 [2021-10-11 00:30:02,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:02,701 INFO L481 AbstractCegarLoop]: Abstraction has 202 states and 264 transitions. [2021-10-11 00:30:02,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:30:02,701 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 264 transitions. [2021-10-11 00:30:02,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 00:30:02,702 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:02,702 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] [2021-10-11 00:30:02,702 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:30:02,703 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:02,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:02,703 INFO L82 PathProgramCache]: Analyzing trace with hash -745345683, now seen corresponding path program 1 times [2021-10-11 00:30:02,703 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:02,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701472179] [2021-10-11 00:30:02,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:02,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:02,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701472179] [2021-10-11 00:30:02,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:02,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-11 00:30:02,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950209295] [2021-10-11 00:30:02,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-10-11 00:30:02,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:02,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-11 00:30:02,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:30:02,771 INFO L87 Difference]: Start difference. First operand 202 states and 264 transitions. Second operand 8 states. [2021-10-11 00:30:03,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:03,164 INFO L93 Difference]: Finished difference Result 710 states and 926 transitions. [2021-10-11 00:30:03,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-11 00:30:03,164 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2021-10-11 00:30:03,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:03,169 INFO L225 Difference]: With dead ends: 710 [2021-10-11 00:30:03,169 INFO L226 Difference]: Without dead ends: 514 [2021-10-11 00:30:03,170 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2021-10-11 00:30:03,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2021-10-11 00:30:03,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 202. [2021-10-11 00:30:03,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2021-10-11 00:30:03,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 259 transitions. [2021-10-11 00:30:03,193 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 259 transitions. Word has length 35 [2021-10-11 00:30:03,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:03,193 INFO L481 AbstractCegarLoop]: Abstraction has 202 states and 259 transitions. [2021-10-11 00:30:03,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-10-11 00:30:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 259 transitions. [2021-10-11 00:30:03,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-11 00:30:03,195 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:03,195 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:30:03,195 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:30:03,196 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:03,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:03,196 INFO L82 PathProgramCache]: Analyzing trace with hash -785430939, now seen corresponding path program 1 times [2021-10-11 00:30:03,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:03,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901077686] [2021-10-11 00:30:03,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:03,345 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:03,345 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901077686] [2021-10-11 00:30:03,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:03,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:30:03,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067990972] [2021-10-11 00:30:03,346 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:30:03,346 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:03,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:30:03,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:30:03,353 INFO L87 Difference]: Start difference. First operand 202 states and 259 transitions. Second operand 6 states. [2021-10-11 00:30:03,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:03,676 INFO L93 Difference]: Finished difference Result 1042 states and 1371 transitions. [2021-10-11 00:30:03,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-11 00:30:03,677 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2021-10-11 00:30:03,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:03,684 INFO L225 Difference]: With dead ends: 1042 [2021-10-11 00:30:03,684 INFO L226 Difference]: Without dead ends: 896 [2021-10-11 00:30:03,685 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2021-10-11 00:30:03,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896 states. [2021-10-11 00:30:03,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896 to 326. [2021-10-11 00:30:03,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2021-10-11 00:30:03,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 421 transitions. [2021-10-11 00:30:03,739 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 421 transitions. Word has length 56 [2021-10-11 00:30:03,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:03,739 INFO L481 AbstractCegarLoop]: Abstraction has 326 states and 421 transitions. [2021-10-11 00:30:03,739 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:30:03,740 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 421 transitions. [2021-10-11 00:30:03,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-11 00:30:03,741 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:30:03,741 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:30:03,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:30:03,743 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:30:03,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:03,743 INFO L82 PathProgramCache]: Analyzing trace with hash -84366361, now seen corresponding path program 1 times [2021-10-11 00:30:03,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:03,744 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740555155] [2021-10-11 00:30:03,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:03,835 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 00:30:03,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740555155] [2021-10-11 00:30:03,836 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:03,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:30:03,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329991787] [2021-10-11 00:30:03,836 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:30:03,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:03,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:30:03,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:30:03,837 INFO L87 Difference]: Start difference. First operand 326 states and 421 transitions. Second operand 5 states. [2021-10-11 00:30:03,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:03,918 INFO L93 Difference]: Finished difference Result 660 states and 848 transitions. [2021-10-11 00:30:03,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:30:03,919 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2021-10-11 00:30:03,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:30:03,919 INFO L225 Difference]: With dead ends: 660 [2021-10-11 00:30:03,920 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:30:03,921 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 [2021-10-11 00:30:03,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:30:03,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:30:03,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:30:03,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:30:03,921 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2021-10-11 00:30:03,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:30:03,921 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:30:03,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:30:03,922 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:30:03,922 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:30:03,922 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-11 00:30:03,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:30:04,281 WARN L197 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 98 [2021-10-11 00:30:04,571 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 78 [2021-10-11 00:30:05,000 WARN L197 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 138 [2021-10-11 00:30:05,319 WARN L197 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 121 [2021-10-11 00:30:05,661 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 123 [2021-10-11 00:30:06,026 WARN L197 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 128 [2021-10-11 00:30:06,311 WARN L197 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 123 [2021-10-11 00:30:06,456 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 109 [2021-10-11 00:30:07,198 WARN L197 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 25 [2021-10-11 00:30:07,423 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 22 [2021-10-11 00:30:07,867 WARN L197 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 21 [2021-10-11 00:30:08,661 WARN L197 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 20 [2021-10-11 00:30:09,308 WARN L197 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 29 [2021-10-11 00:30:09,999 WARN L197 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 29 [2021-10-11 00:30:10,112 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2021-10-11 00:30:10,720 WARN L197 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 20 [2021-10-11 00:30:11,207 WARN L197 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 23 [2021-10-11 00:30:11,329 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 24 [2021-10-11 00:30:11,821 WARN L197 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 28 [2021-10-11 00:30:11,842 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 970) no Hoare annotation was computed. [2021-10-11 00:30:11,842 INFO L258 CegarLoopResult]: At program point L961(lines 956 964) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (not (= ~waterLevel~0 0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:30:11,842 INFO L258 CegarLoopResult]: At program point L961-1(lines 956 964) the Hoare annotation is: false [2021-10-11 00:30:11,842 INFO L258 CegarLoopResult]: At program point L961-2(lines 956 964) the Hoare annotation is: false [2021-10-11 00:30:11,842 INFO L258 CegarLoopResult]: At program point L565(lines 565 571) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start_main_~tmp~10 1) .cse0 (= ~methaneLevelCritical~0 0) (<= 2 ~waterLevel~0) .cse1 .cse2) (and (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) .cse0 (= ~pumpRunning~0 0) .cse1 .cse2))) [2021-10-11 00:30:11,842 INFO L258 CegarLoopResult]: At program point L565-1(lines 565 571) the Hoare annotation is: false [2021-10-11 00:30:11,843 INFO L262 CegarLoopResult]: For program point L499(lines 499 505) no Hoare annotation was computed. [2021-10-11 00:30:11,843 INFO L258 CegarLoopResult]: At program point L565-2(lines 565 571) the Hoare annotation is: false [2021-10-11 00:30:11,843 INFO L258 CegarLoopResult]: At program point L499-1(lines 499 505) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (not .cse6) .cse3 .cse4 .cse5) (and (= ULTIMATE.start_main_~tmp~10 1) .cse1 .cse2 .cse6 (<= 2 ~waterLevel~0) .cse4 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse5))) [2021-10-11 00:30:11,843 INFO L258 CegarLoopResult]: At program point L104(lines 99 107) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:30:11,843 INFO L258 CegarLoopResult]: At program point L535(lines 488 536) the Hoare annotation is: false [2021-10-11 00:30:11,843 INFO L262 CegarLoopResult]: For program point L736(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,843 INFO L262 CegarLoopResult]: For program point L736-2(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,843 INFO L262 CegarLoopResult]: For program point L736-3(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,843 INFO L262 CegarLoopResult]: For program point L736-5(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point L736-6(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point L736-8(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point L736-9(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 970) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point L736-11(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point L736-12(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point L736-14(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point L736-15(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point L736-17(lines 736 740) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point L869(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point L869-3(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:30:11,844 INFO L262 CegarLoopResult]: For program point L869-6(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:30:11,845 INFO L262 CegarLoopResult]: For program point L970(line 970) no Hoare annotation was computed. [2021-10-11 00:30:11,845 INFO L262 CegarLoopResult]: For program point L970-1(line 970) no Hoare annotation was computed. [2021-10-11 00:30:11,845 INFO L262 CegarLoopResult]: For program point L970-2(line 970) no Hoare annotation was computed. [2021-10-11 00:30:11,845 INFO L262 CegarLoopResult]: For program point L509(lines 509 515) no Hoare annotation was computed. [2021-10-11 00:30:11,845 INFO L258 CegarLoopResult]: At program point L509-1(lines 509 515) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and (= ULTIMATE.start_main_~tmp~10 1) .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2021-10-11 00:30:11,845 INFO L258 CegarLoopResult]: At program point L906(lines 901 909) the Hoare annotation is: false [2021-10-11 00:30:11,845 INFO L258 CegarLoopResult]: At program point L906-1(lines 901 909) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not .cse2) (not .cse3) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7))) [2021-10-11 00:30:11,845 INFO L258 CegarLoopResult]: At program point L906-2(lines 901 909) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 .cse1 (not .cse2) (not .cse3) .cse6 .cse4 .cse5) (and (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) .cse1 .cse2 .cse3 .cse6 .cse4 .cse5))) [2021-10-11 00:30:11,845 INFO L258 CegarLoopResult]: At program point L906-3(lines 901 909) the Hoare annotation is: false [2021-10-11 00:30:11,846 INFO L258 CegarLoopResult]: At program point L906-4(lines 901 909) the Hoare annotation is: false [2021-10-11 00:30:11,846 INFO L258 CegarLoopResult]: At program point L906-5(lines 901 909) the Hoare annotation is: false [2021-10-11 00:30:11,846 INFO L258 CegarLoopResult]: At program point L906-6(lines 901 909) the Hoare annotation is: false [2021-10-11 00:30:11,846 INFO L258 CegarLoopResult]: At program point L906-7(lines 901 909) the Hoare annotation is: false [2021-10-11 00:30:11,846 INFO L258 CegarLoopResult]: At program point L906-8(lines 901 909) the Hoare annotation is: false [2021-10-11 00:30:11,846 INFO L258 CegarLoopResult]: At program point L742(lines 727 745) the Hoare annotation is: false [2021-10-11 00:30:11,846 INFO L258 CegarLoopResult]: At program point L742-1(lines 727 745) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 .cse4))) [2021-10-11 00:30:11,846 INFO L258 CegarLoopResult]: At program point L742-2(lines 727 745) the Hoare annotation is: false [2021-10-11 00:30:11,846 INFO L258 CegarLoopResult]: At program point L742-3(lines 727 745) the Hoare annotation is: false [2021-10-11 00:30:11,847 INFO L258 CegarLoopResult]: At program point L742-4(lines 727 745) the Hoare annotation is: false [2021-10-11 00:30:11,847 INFO L258 CegarLoopResult]: At program point L742-5(lines 727 745) the Hoare annotation is: false [2021-10-11 00:30:11,847 INFO L258 CegarLoopResult]: At program point L777-2(lines 777 791) the Hoare annotation is: false [2021-10-11 00:30:11,847 INFO L258 CegarLoopResult]: At program point L678(lines 671 681) the Hoare annotation is: false [2021-10-11 00:30:11,847 INFO L258 CegarLoopResult]: At program point L678-1(lines 671 681) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (not .cse2) (not .cse3) .cse4 .cse5 .cse6 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse7))) [2021-10-11 00:30:11,847 INFO L258 CegarLoopResult]: At program point L678-2(lines 671 681) the Hoare annotation is: false [2021-10-11 00:30:11,847 INFO L258 CegarLoopResult]: At program point L678-3(lines 671 681) the Hoare annotation is: false [2021-10-11 00:30:11,847 INFO L258 CegarLoopResult]: At program point L678-4(lines 671 681) the Hoare annotation is: false [2021-10-11 00:30:11,847 INFO L258 CegarLoopResult]: At program point L678-5(lines 671 681) the Hoare annotation is: false [2021-10-11 00:30:11,847 INFO L262 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2021-10-11 00:30:11,848 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:30:11,848 INFO L262 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2021-10-11 00:30:11,848 INFO L258 CegarLoopResult]: At program point L53-1(lines 1 973) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (not .cse6) .cse3 .cse4 .cse5) (and (= ULTIMATE.start_main_~tmp~10 1) .cse1 .cse2 .cse6 (<= 2 ~waterLevel~0) .cse4 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse5))) [2021-10-11 00:30:11,848 INFO L262 CegarLoopResult]: For program point L53-2(lines 53 66) no Hoare annotation was computed. [2021-10-11 00:30:11,848 INFO L258 CegarLoopResult]: At program point L53-3(lines 1 973) the Hoare annotation is: false [2021-10-11 00:30:11,848 INFO L262 CegarLoopResult]: For program point L53-4(lines 53 66) no Hoare annotation was computed. [2021-10-11 00:30:11,848 INFO L258 CegarLoopResult]: At program point L53-5(lines 1 973) the Hoare annotation is: false [2021-10-11 00:30:11,848 INFO L262 CegarLoopResult]: For program point L946(lines 946 952) no Hoare annotation was computed. [2021-10-11 00:30:11,848 INFO L262 CegarLoopResult]: For program point L946-1(lines 946 952) no Hoare annotation was computed. [2021-10-11 00:30:11,848 INFO L262 CegarLoopResult]: For program point L946-2(lines 946 952) no Hoare annotation was computed. [2021-10-11 00:30:11,848 INFO L262 CegarLoopResult]: For program point L946-3(lines 946 952) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L946-4(lines 946 952) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L781(lines 781 785) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L946-5(lines 946 952) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L781-1(lines 558 564) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L616(lines 616 633) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L616-1(lines 616 633) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L616-2(lines 616 633) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L881(lines 881 885) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L848(lines 848 855) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L265 CegarLoopResult]: At program point L848-1(lines 848 855) the Hoare annotation is: true [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L519(lines 519 530) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2021-10-11 00:30:11,849 INFO L262 CegarLoopResult]: For program point L57-2(lines 57 63) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L262 CegarLoopResult]: For program point L57-4(lines 57 63) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L262 CegarLoopResult]: For program point L653(lines 653 659) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L262 CegarLoopResult]: For program point L620(lines 620 628) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L262 CegarLoopResult]: For program point L653-2(lines 653 659) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L262 CegarLoopResult]: For program point L620-1(lines 620 628) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L262 CegarLoopResult]: For program point L620-2(lines 620 628) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L262 CegarLoopResult]: For program point L653-4(lines 653 659) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L262 CegarLoopResult]: For program point L653-6(lines 653 659) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L262 CegarLoopResult]: For program point L653-8(lines 653 659) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L262 CegarLoopResult]: For program point L653-10(lines 653 659) no Hoare annotation was computed. [2021-10-11 00:30:11,850 INFO L258 CegarLoopResult]: At program point L951(lines 942 955) the Hoare annotation is: false [2021-10-11 00:30:11,850 INFO L258 CegarLoopResult]: At program point L951-1(lines 942 955) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2021-10-11 00:30:11,851 INFO L258 CegarLoopResult]: At program point L951-2(lines 942 955) the Hoare annotation is: false [2021-10-11 00:30:11,851 INFO L258 CegarLoopResult]: At program point L951-3(lines 942 955) the Hoare annotation is: false [2021-10-11 00:30:11,851 INFO L258 CegarLoopResult]: At program point L951-4(lines 942 955) the Hoare annotation is: false [2021-10-11 00:30:11,851 INFO L258 CegarLoopResult]: At program point L951-5(lines 942 955) the Hoare annotation is: false [2021-10-11 00:30:11,851 INFO L258 CegarLoopResult]: At program point L687(lines 682 690) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= 1 ~systemActive~0) (not (= ~methaneLevelCritical~0 0)) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:30:11,851 INFO L258 CegarLoopResult]: At program point L687-1(lines 682 690) the Hoare annotation is: false [2021-10-11 00:30:11,851 INFO L258 CegarLoopResult]: At program point L687-2(lines 682 690) the Hoare annotation is: false [2021-10-11 00:30:11,851 INFO L262 CegarLoopResult]: For program point L490(lines 489 534) no Hoare annotation was computed. [2021-10-11 00:30:11,851 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:30:11,851 INFO L262 CegarLoopResult]: For program point L755(lines 755 759) no Hoare annotation was computed. [2021-10-11 00:30:11,851 INFO L262 CegarLoopResult]: For program point L755-2(lines 755 759) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L262 CegarLoopResult]: For program point L755-3(lines 755 759) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L262 CegarLoopResult]: For program point L590(lines 590 607) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L262 CegarLoopResult]: For program point L755-5(lines 755 759) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L262 CegarLoopResult]: For program point L590-1(lines 590 607) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L262 CegarLoopResult]: For program point L755-6(lines 755 759) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L262 CegarLoopResult]: For program point L590-2(lines 590 607) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L262 CegarLoopResult]: For program point L491(lines 491 495) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L262 CegarLoopResult]: For program point L590-3(lines 590 607) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L262 CegarLoopResult]: For program point L755-8(lines 755 759) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L262 CegarLoopResult]: For program point L590-4(lines 590 607) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L262 CegarLoopResult]: For program point L590-5(lines 590 607) no Hoare annotation was computed. [2021-10-11 00:30:11,852 INFO L258 CegarLoopResult]: At program point L558(lines 557 576) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and (= ULTIMATE.start_main_~tmp~10 1) .cse0 (not (= ~waterLevel~0 0)) .cse1 .cse2))) [2021-10-11 00:30:11,853 INFO L262 CegarLoopResult]: For program point L525(lines 525 529) no Hoare annotation was computed. [2021-10-11 00:30:11,855 INFO L262 CegarLoopResult]: For program point L558-1(lines 558 564) no Hoare annotation was computed. [2021-10-11 00:30:11,855 INFO L258 CegarLoopResult]: At program point L558-2(lines 557 576) the Hoare annotation is: false [2021-10-11 00:30:11,855 INFO L262 CegarLoopResult]: For program point L525-2(lines 558 564) no Hoare annotation was computed. [2021-10-11 00:30:11,855 INFO L258 CegarLoopResult]: At program point L558-3(lines 557 576) the Hoare annotation is: false [2021-10-11 00:30:11,855 INFO L258 CegarLoopResult]: At program point L96(lines 1 973) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:30:11,856 INFO L265 CegarLoopResult]: At program point L857(lines 838 860) the Hoare annotation is: true [2021-10-11 00:30:11,856 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:30:11,856 INFO L258 CegarLoopResult]: At program point L825(lines 821 827) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:30:11,856 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 970) no Hoare annotation was computed. [2021-10-11 00:30:11,856 INFO L262 CegarLoopResult]: For program point L594(lines 594 602) no Hoare annotation was computed. [2021-10-11 00:30:11,856 INFO L262 CegarLoopResult]: For program point L594-1(lines 594 602) no Hoare annotation was computed. [2021-10-11 00:30:11,857 INFO L262 CegarLoopResult]: For program point L594-2(lines 594 602) no Hoare annotation was computed. [2021-10-11 00:30:11,857 INFO L262 CegarLoopResult]: For program point L594-3(lines 594 602) no Hoare annotation was computed. [2021-10-11 00:30:11,857 INFO L262 CegarLoopResult]: For program point L594-4(lines 594 602) no Hoare annotation was computed. [2021-10-11 00:30:11,857 INFO L262 CegarLoopResult]: For program point L594-5(lines 594 602) no Hoare annotation was computed. [2021-10-11 00:30:11,857 INFO L262 CegarLoopResult]: For program point L893(lines 893 897) no Hoare annotation was computed. [2021-10-11 00:30:11,857 INFO L258 CegarLoopResult]: At program point L761(lines 746 764) the Hoare annotation is: (and (= ULTIMATE.start_isLowWaterLevel_~tmp___0~3 1) (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_isLowWaterLevel_#res| 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_isLowWaterLevel_~tmp~9 0) (not (= ~waterLevel~0 0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:30:11,857 INFO L258 CegarLoopResult]: At program point L761-1(lines 746 764) the Hoare annotation is: false [2021-10-11 00:30:11,858 INFO L258 CegarLoopResult]: At program point L761-2(lines 746 764) the Hoare annotation is: false [2021-10-11 00:30:11,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:30:11 BoogieIcfgContainer [2021-10-11 00:30:11,885 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:30:11,886 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:30:11,886 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:30:11,886 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:30:11,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:30:00" (3/4) ... [2021-10-11 00:30:11,890 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:30:11,911 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:30:11,913 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:30:11,914 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:30:11,916 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:30:11,917 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:30:11,918 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:30:11,920 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:30:11,944 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2021-10-11 00:30:11,945 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2021-10-11 00:30:11,945 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) [2021-10-11 00:30:11,946 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) [2021-10-11 00:30:11,946 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:30:11,947 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && 1 == systemActive) && !(waterLevel == 0)) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:30:11,947 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((tmp == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:30:11,948 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && 1 == systemActive) && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:30:11,949 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && 1 == systemActive) && \result == 0) && !(waterLevel == 0)) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:30:11,950 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\result == 0) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:30:11,950 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 1 == systemActive) && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:30:11,950 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp___0 == 1 && tmp == 1) && \result == 1) && 1 == systemActive) && \result == 0) && tmp == 0) && !(waterLevel == 0)) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:30:11,951 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:30:11,953 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && 1 == systemActive) && !(methaneLevelCritical == 0)) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:30:11,953 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((tmp == 1 && 1 == systemActive) && !(methaneLevelCritical == 0)) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2021-10-11 00:30:12,026 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_134dfc56-fb56-4eac-b045-3302520eb014/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:30:12,026 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:30:12,027 INFO L168 Benchmark]: Toolchain (without parser) took 13430.73 ms. Allocated memory was 111.1 MB in the beginning and 299.9 MB in the end (delta: 188.7 MB). Free memory was 71.3 MB in the beginning and 210.9 MB in the end (delta: -139.6 MB). Peak memory consumption was 48.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:12,027 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 111.1 MB. Free memory is still 88.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:30:12,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.66 ms. Allocated memory is still 111.1 MB. Free memory was 71.1 MB in the beginning and 75.9 MB in the end (delta: -4.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:12,028 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.85 ms. Allocated memory is still 111.1 MB. Free memory was 75.9 MB in the beginning and 71.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:12,028 INFO L168 Benchmark]: Boogie Preprocessor took 75.58 ms. Allocated memory is still 111.1 MB. Free memory was 71.5 MB in the beginning and 68.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:12,029 INFO L168 Benchmark]: RCFGBuilder took 1041.29 ms. Allocated memory is still 111.1 MB. Free memory was 68.7 MB in the beginning and 44.5 MB in the end (delta: 24.1 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:12,029 INFO L168 Benchmark]: TraceAbstraction took 11403.68 ms. Allocated memory was 111.1 MB in the beginning and 299.9 MB in the end (delta: 188.7 MB). Free memory was 44.0 MB in the beginning and 222.4 MB in the end (delta: -178.4 MB). Peak memory consumption was 143.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:12,030 INFO L168 Benchmark]: Witness Printer took 140.09 ms. Allocated memory is still 299.9 MB. Free memory was 222.4 MB in the beginning and 210.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:12,032 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 111.1 MB. Free memory is still 88.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 653.66 ms. Allocated memory is still 111.1 MB. Free memory was 71.1 MB in the beginning and 75.9 MB in the end (delta: -4.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 109.85 ms. Allocated memory is still 111.1 MB. Free memory was 75.9 MB in the beginning and 71.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.58 ms. Allocated memory is still 111.1 MB. Free memory was 71.5 MB in the beginning and 68.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1041.29 ms. Allocated memory is still 111.1 MB. Free memory was 68.7 MB in the beginning and 44.5 MB in the end (delta: 24.1 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 11403.68 ms. Allocated memory was 111.1 MB in the beginning and 299.9 MB in the end (delta: 188.7 MB). Free memory was 44.0 MB in the beginning and 222.4 MB in the end (delta: -178.4 MB). Peak memory consumption was 143.5 MB. Max. memory is 16.1 GB. * Witness Printer took 140.09 ms. Allocated memory is still 299.9 MB. Free memory was 222.4 MB in the beginning and 210.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 970]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 970]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 970]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: ((((tmp == 1 && 1 == systemActive) && \result == 0) && !(waterLevel == 0)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: (((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 1 == systemActive) && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (((((((tmp___0 == 1 && tmp == 1) && \result == 1) && 1 == systemActive) && \result == 0) && tmp == 0) && !(waterLevel == 0)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: (((((!(\result == 0) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: ((((tmp == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((tmp == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: ((((((tmp == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == systemActive && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((tmp == 1 && 1 == systemActive) && !(methaneLevelCritical == 0)) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: ((((tmp == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && 1 == systemActive) && !(waterLevel == 0)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: (((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((tmp == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && 1 == systemActive) && !(methaneLevelCritical == 0)) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && 1 == systemActive) && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.3s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1411 SDtfs, 2289 SDslu, 2534 SDs, 0 SdLazy, 341 SolverSat, 65 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=326occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 1464 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 54 PreInvPairs, 192 NumberOfFragments, 660 HoareAnnotationTreeSize, 54 FomulaSimplifications, 2619992 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 54 FomulaSimplificationsInter, 441389 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 389 NumberOfCodeBlocks, 389 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 377 ConstructedInterpolants, 0 QuantifiedInterpolants, 25368 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...