./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product38.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_0b21afe2-fde6-4ea6-8f18-9151a146bbee/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/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_0b21afe2-fde6-4ea6-8f18-9151a146bbee/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product38.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/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_0b21afe2-fde6-4ea6-8f18-9151a146bbee/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 7823238d9993e50be60fbd89a7a2539069d00257 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 00:20:37,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:20:37,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:20:37,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:20:37,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:20:37,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:20:37,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:20:37,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:20:37,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:20:37,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:20:37,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:20:37,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:20:37,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:20:37,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:20:37,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:20:37,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:20:37,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:20:37,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:20:37,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:20:37,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:20:37,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:20:37,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:20:37,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:20:37,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:20:37,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:20:37,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:20:37,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:20:37,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:20:37,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:20:37,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:20:37,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:20:37,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:20:37,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:20:37,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:20:37,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:20:37,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:20:37,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:20:37,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:20:37,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:20:37,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:20:37,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:20:37,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:20:37,709 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:20:37,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:20:37,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:20:37,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:20:37,713 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:20:37,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:20:37,714 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:20:37,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:20:37,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:20:37,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:20:37,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:20:37,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:20:37,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:20:37,724 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:20:37,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:20:37,725 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:20:37,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:20:37,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:20:37,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:20:37,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:20:37,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:20:37,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:20:37,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:20:37,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:20:37,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:20:37,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:20:37,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:20:37,728 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:20:37,729 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_0b21afe2-fde6-4ea6-8f18-9151a146bbee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7823238d9993e50be60fbd89a7a2539069d00257 [2021-10-11 00:20:38,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:20:38,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:20:38,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:20:38,147 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:20:38,148 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:20:38,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec3_product38.cil.c [2021-10-11 00:20:38,248 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/bin/uautomizer-Z5i5R5N3CC/data/b1ebeb8ef/45986bb0cc78425e93c34f279348ec65/FLAG4ce65c6b2 [2021-10-11 00:20:38,911 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:20:38,925 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/sv-benchmarks/c/product-lines/minepump_spec3_product38.cil.c [2021-10-11 00:20:38,951 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/bin/uautomizer-Z5i5R5N3CC/data/b1ebeb8ef/45986bb0cc78425e93c34f279348ec65/FLAG4ce65c6b2 [2021-10-11 00:20:39,143 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/bin/uautomizer-Z5i5R5N3CC/data/b1ebeb8ef/45986bb0cc78425e93c34f279348ec65 [2021-10-11 00:20:39,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:20:39,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:20:39,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:20:39,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:20:39,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:20:39,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:20:39" (1/1) ... [2021-10-11 00:20:39,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ebaf0fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39, skipping insertion in model container [2021-10-11 00:20:39,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:20:39" (1/1) ... [2021-10-11 00:20:39,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:20:39,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:20:39,786 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_0b21afe2-fde6-4ea6-8f18-9151a146bbee/sv-benchmarks/c/product-lines/minepump_spec3_product38.cil.c[15098,15111] [2021-10-11 00:20:39,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:20:39,814 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:20:39,895 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_0b21afe2-fde6-4ea6-8f18-9151a146bbee/sv-benchmarks/c/product-lines/minepump_spec3_product38.cil.c[15098,15111] [2021-10-11 00:20:39,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:20:39,957 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:20:39,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39 WrapperNode [2021-10-11 00:20:39,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:20:39,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:20:39,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:20:39,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:20:39,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39" (1/1) ... [2021-10-11 00:20:39,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39" (1/1) ... [2021-10-11 00:20:40,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:20:40,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:20:40,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:20:40,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:20:40,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39" (1/1) ... [2021-10-11 00:20:40,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39" (1/1) ... [2021-10-11 00:20:40,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39" (1/1) ... [2021-10-11 00:20:40,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39" (1/1) ... [2021-10-11 00:20:40,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39" (1/1) ... [2021-10-11 00:20:40,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39" (1/1) ... [2021-10-11 00:20:40,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39" (1/1) ... [2021-10-11 00:20:40,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:20:40,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:20:40,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:20:40,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:20:40,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/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 00:20:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:20:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:20:40,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:20:40,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:20:41,564 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:20:41,565 INFO L299 CfgBuilder]: Removed 164 assume(true) statements. [2021-10-11 00:20:41,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:41 BoogieIcfgContainer [2021-10-11 00:20:41,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:20:41,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:20:41,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:20:41,576 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:20:41,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:20:39" (1/3) ... [2021-10-11 00:20:41,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5889ff28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:20:41, skipping insertion in model container [2021-10-11 00:20:41,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:20:39" (2/3) ... [2021-10-11 00:20:41,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5889ff28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:20:41, skipping insertion in model container [2021-10-11 00:20:41,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:41" (3/3) ... [2021-10-11 00:20:41,581 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product38.cil.c [2021-10-11 00:20:41,602 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:20:41,607 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:20:41,620 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:20:41,671 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:20:41,671 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:20:41,671 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:20:41,672 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:20:41,672 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:20:41,672 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:20:41,672 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:20:41,672 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:20:41,698 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2021-10-11 00:20:41,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 00:20:41,708 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:41,709 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:41,710 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:41,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:41,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1400987872, now seen corresponding path program 1 times [2021-10-11 00:20:41,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:41,730 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19160597] [2021-10-11 00:20:41,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:42,090 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 00:20:42,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19160597] [2021-10-11 00:20:42,093 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:42,093 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:20:42,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189732191] [2021-10-11 00:20:42,100 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:20:42,100 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:42,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:20:42,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:20:42,116 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2021-10-11 00:20:42,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:42,154 INFO L93 Difference]: Finished difference Result 228 states and 347 transitions. [2021-10-11 00:20:42,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:20:42,156 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 00:20:42,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:42,169 INFO L225 Difference]: With dead ends: 228 [2021-10-11 00:20:42,169 INFO L226 Difference]: Without dead ends: 113 [2021-10-11 00:20:42,179 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 00:20:42,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-10-11 00:20:42,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-10-11 00:20:42,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2021-10-11 00:20:42,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 165 transitions. [2021-10-11 00:20:42,252 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 165 transitions. Word has length 18 [2021-10-11 00:20:42,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:42,253 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 165 transitions. [2021-10-11 00:20:42,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:20:42,254 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2021-10-11 00:20:42,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 00:20:42,257 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:42,258 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:42,258 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:20:42,258 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:42,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:42,259 INFO L82 PathProgramCache]: Analyzing trace with hash 1982948671, now seen corresponding path program 1 times [2021-10-11 00:20:42,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:42,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869567756] [2021-10-11 00:20:42,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:42,405 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 00:20:42,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869567756] [2021-10-11 00:20:42,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:42,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:42,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073332433] [2021-10-11 00:20:42,408 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:42,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:42,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:42,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:42,410 INFO L87 Difference]: Start difference. First operand 113 states and 165 transitions. Second operand 3 states. [2021-10-11 00:20:42,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:42,424 INFO L93 Difference]: Finished difference Result 113 states and 165 transitions. [2021-10-11 00:20:42,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:42,425 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 00:20:42,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:42,427 INFO L225 Difference]: With dead ends: 113 [2021-10-11 00:20:42,427 INFO L226 Difference]: Without dead ends: 47 [2021-10-11 00:20:42,429 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 00:20:42,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-11 00:20:42,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-11 00:20:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2021-10-11 00:20:42,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 68 transitions. [2021-10-11 00:20:42,439 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 68 transitions. Word has length 19 [2021-10-11 00:20:42,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:42,440 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 68 transitions. [2021-10-11 00:20:42,440 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:42,440 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2021-10-11 00:20:42,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:20:42,445 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:42,445 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 00:20:42,445 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:20:42,446 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:42,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:42,447 INFO L82 PathProgramCache]: Analyzing trace with hash 131818950, now seen corresponding path program 1 times [2021-10-11 00:20:42,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:42,447 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720395802] [2021-10-11 00:20:42,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:42,542 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 00:20:42,543 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720395802] [2021-10-11 00:20:42,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:42,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:42,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931504879] [2021-10-11 00:20:42,544 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:42,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:42,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:42,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:42,546 INFO L87 Difference]: Start difference. First operand 47 states and 68 transitions. Second operand 3 states. [2021-10-11 00:20:42,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:42,573 INFO L93 Difference]: Finished difference Result 88 states and 130 transitions. [2021-10-11 00:20:42,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:42,574 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 00:20:42,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:42,575 INFO L225 Difference]: With dead ends: 88 [2021-10-11 00:20:42,576 INFO L226 Difference]: Without dead ends: 47 [2021-10-11 00:20:42,577 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 00:20:42,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-11 00:20:42,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-11 00:20:42,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2021-10-11 00:20:42,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2021-10-11 00:20:42,584 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 24 [2021-10-11 00:20:42,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:42,585 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2021-10-11 00:20:42,585 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:42,585 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2021-10-11 00:20:42,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 00:20:42,587 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:42,587 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] [2021-10-11 00:20:42,587 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:20:42,587 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:42,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:42,588 INFO L82 PathProgramCache]: Analyzing trace with hash -1351542097, now seen corresponding path program 1 times [2021-10-11 00:20:42,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:42,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452148305] [2021-10-11 00:20:42,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:42,669 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 00:20:42,669 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452148305] [2021-10-11 00:20:42,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:42,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:20:42,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481616751] [2021-10-11 00:20:42,671 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:20:42,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:42,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:42,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:42,672 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2021-10-11 00:20:42,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:42,734 INFO L93 Difference]: Finished difference Result 111 states and 161 transitions. [2021-10-11 00:20:42,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:20:42,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 00:20:42,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:42,735 INFO L225 Difference]: With dead ends: 111 [2021-10-11 00:20:42,736 INFO L226 Difference]: Without dead ends: 70 [2021-10-11 00:20:42,736 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 00:20:42,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-10-11 00:20:42,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 68. [2021-10-11 00:20:42,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2021-10-11 00:20:42,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 96 transitions. [2021-10-11 00:20:42,747 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 96 transitions. Word has length 26 [2021-10-11 00:20:42,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:42,747 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 96 transitions. [2021-10-11 00:20:42,747 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:20:42,747 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2021-10-11 00:20:42,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 00:20:42,757 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:42,757 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] [2021-10-11 00:20:42,758 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:20:42,758 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:42,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:42,759 INFO L82 PathProgramCache]: Analyzing trace with hash 201355136, now seen corresponding path program 1 times [2021-10-11 00:20:42,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:42,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102827258] [2021-10-11 00:20:42,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:42,939 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 00:20:42,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102827258] [2021-10-11 00:20:42,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:42,940 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:20:42,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919110082] [2021-10-11 00:20:42,940 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:20:42,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:42,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:20:42,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:20:42,944 INFO L87 Difference]: Start difference. First operand 68 states and 96 transitions. Second operand 5 states. [2021-10-11 00:20:43,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:43,073 INFO L93 Difference]: Finished difference Result 183 states and 257 transitions. [2021-10-11 00:20:43,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:20:43,074 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 00:20:43,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:43,078 INFO L225 Difference]: With dead ends: 183 [2021-10-11 00:20:43,078 INFO L226 Difference]: Without dead ends: 121 [2021-10-11 00:20:43,081 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 00:20:43,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-10-11 00:20:43,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 74. [2021-10-11 00:20:43,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2021-10-11 00:20:43,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 102 transitions. [2021-10-11 00:20:43,109 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 102 transitions. Word has length 32 [2021-10-11 00:20:43,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:43,109 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 102 transitions. [2021-10-11 00:20:43,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:20:43,109 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2021-10-11 00:20:43,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 00:20:43,111 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:43,111 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] [2021-10-11 00:20:43,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:20:43,111 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:43,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:43,112 INFO L82 PathProgramCache]: Analyzing trace with hash -926040957, now seen corresponding path program 1 times [2021-10-11 00:20:43,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:43,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747000020] [2021-10-11 00:20:43,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:43,288 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 00:20:43,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747000020] [2021-10-11 00:20:43,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:43,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:20:43,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286686497] [2021-10-11 00:20:43,290 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:20:43,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:43,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:20:43,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:20:43,291 INFO L87 Difference]: Start difference. First operand 74 states and 102 transitions. Second operand 5 states. [2021-10-11 00:20:43,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:43,449 INFO L93 Difference]: Finished difference Result 373 states and 530 transitions. [2021-10-11 00:20:43,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:20:43,450 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 00:20:43,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:43,454 INFO L225 Difference]: With dead ends: 373 [2021-10-11 00:20:43,454 INFO L226 Difference]: Without dead ends: 305 [2021-10-11 00:20:43,457 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:20:43,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-10-11 00:20:43,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2021-10-11 00:20:43,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2021-10-11 00:20:43,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 164 transitions. [2021-10-11 00:20:43,498 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 164 transitions. Word has length 32 [2021-10-11 00:20:43,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:43,500 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 164 transitions. [2021-10-11 00:20:43,500 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:20:43,500 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 164 transitions. [2021-10-11 00:20:43,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 00:20:43,502 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:43,502 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] [2021-10-11 00:20:43,503 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:20:43,503 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:43,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:43,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1997087487, now seen corresponding path program 1 times [2021-10-11 00:20:43,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:43,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024827941] [2021-10-11 00:20:43,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:43,623 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 00:20:43,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024827941] [2021-10-11 00:20:43,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:43,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:43,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217034524] [2021-10-11 00:20:43,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:20:43,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:43,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:20:43,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:20:43,628 INFO L87 Difference]: Start difference. First operand 121 states and 164 transitions. Second operand 4 states. [2021-10-11 00:20:43,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:43,745 INFO L93 Difference]: Finished difference Result 250 states and 345 transitions. [2021-10-11 00:20:43,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:20:43,745 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2021-10-11 00:20:43,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:43,747 INFO L225 Difference]: With dead ends: 250 [2021-10-11 00:20:43,748 INFO L226 Difference]: Without dead ends: 182 [2021-10-11 00:20:43,748 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:20:43,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-10-11 00:20:43,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 179. [2021-10-11 00:20:43,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2021-10-11 00:20:43,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 243 transitions. [2021-10-11 00:20:43,766 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 243 transitions. Word has length 33 [2021-10-11 00:20:43,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:43,766 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 243 transitions. [2021-10-11 00:20:43,767 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:20:43,767 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 243 transitions. [2021-10-11 00:20:43,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 00:20:43,769 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:43,769 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] [2021-10-11 00:20:43,769 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:20:43,770 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:43,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:43,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1286762559, now seen corresponding path program 1 times [2021-10-11 00:20:43,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:43,771 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262730635] [2021-10-11 00:20:43,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:43,829 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 00:20:43,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262730635] [2021-10-11 00:20:43,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:43,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:20:43,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364391974] [2021-10-11 00:20:43,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:20:43,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:43,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:20:43,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:20:43,832 INFO L87 Difference]: Start difference. First operand 179 states and 243 transitions. Second operand 4 states. [2021-10-11 00:20:43,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:43,906 INFO L93 Difference]: Finished difference Result 422 states and 584 transitions. [2021-10-11 00:20:43,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:20:43,907 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2021-10-11 00:20:43,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:43,910 INFO L225 Difference]: With dead ends: 422 [2021-10-11 00:20:43,910 INFO L226 Difference]: Without dead ends: 295 [2021-10-11 00:20:43,912 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:20:43,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2021-10-11 00:20:43,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 173. [2021-10-11 00:20:43,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2021-10-11 00:20:43,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 235 transitions. [2021-10-11 00:20:43,933 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 235 transitions. Word has length 33 [2021-10-11 00:20:43,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:43,933 INFO L481 AbstractCegarLoop]: Abstraction has 173 states and 235 transitions. [2021-10-11 00:20:43,933 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:20:43,934 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 235 transitions. [2021-10-11 00:20:43,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 00:20:43,940 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:43,941 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] [2021-10-11 00:20:43,941 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:20:43,942 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:43,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:43,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1622643206, now seen corresponding path program 1 times [2021-10-11 00:20:43,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:43,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857592174] [2021-10-11 00:20:43,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:44,055 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 00:20:44,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857592174] [2021-10-11 00:20:44,061 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:44,061 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:20:44,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376425476] [2021-10-11 00:20:44,062 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:20:44,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:44,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:20:44,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:20:44,065 INFO L87 Difference]: Start difference. First operand 173 states and 235 transitions. Second operand 6 states. [2021-10-11 00:20:44,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:44,340 INFO L93 Difference]: Finished difference Result 506 states and 698 transitions. [2021-10-11 00:20:44,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 00:20:44,340 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2021-10-11 00:20:44,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:44,343 INFO L225 Difference]: With dead ends: 506 [2021-10-11 00:20:44,343 INFO L226 Difference]: Without dead ends: 339 [2021-10-11 00:20:44,344 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-10-11 00:20:44,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-10-11 00:20:44,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 152. [2021-10-11 00:20:44,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2021-10-11 00:20:44,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 199 transitions. [2021-10-11 00:20:44,363 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 199 transitions. Word has length 33 [2021-10-11 00:20:44,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:44,365 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 199 transitions. [2021-10-11 00:20:44,365 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:20:44,365 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 199 transitions. [2021-10-11 00:20:44,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 00:20:44,367 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:44,368 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] [2021-10-11 00:20:44,368 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:20:44,368 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:44,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:44,369 INFO L82 PathProgramCache]: Analyzing trace with hash 1544927997, now seen corresponding path program 1 times [2021-10-11 00:20:44,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:44,370 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767072081] [2021-10-11 00:20:44,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:44,470 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 00:20:44,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767072081] [2021-10-11 00:20:44,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:44,471 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:20:44,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667103795] [2021-10-11 00:20:44,473 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:20:44,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:44,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:20:44,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:20:44,475 INFO L87 Difference]: Start difference. First operand 152 states and 199 transitions. Second operand 6 states. [2021-10-11 00:20:44,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:44,594 INFO L93 Difference]: Finished difference Result 385 states and 513 transitions. [2021-10-11 00:20:44,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:20:44,601 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2021-10-11 00:20:44,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:44,605 INFO L225 Difference]: With dead ends: 385 [2021-10-11 00:20:44,607 INFO L226 Difference]: Without dead ends: 239 [2021-10-11 00:20:44,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:20:44,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2021-10-11 00:20:44,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 140. [2021-10-11 00:20:44,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2021-10-11 00:20:44,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 180 transitions. [2021-10-11 00:20:44,632 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 180 transitions. Word has length 33 [2021-10-11 00:20:44,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:44,632 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 180 transitions. [2021-10-11 00:20:44,633 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:20:44,633 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 180 transitions. [2021-10-11 00:20:44,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-11 00:20:44,635 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:44,635 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:44,636 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:20:44,636 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:44,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:44,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1506342504, now seen corresponding path program 1 times [2021-10-11 00:20:44,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:44,637 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595145914] [2021-10-11 00:20:44,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 00:20:44,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595145914] [2021-10-11 00:20:44,722 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:44,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:20:44,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336187887] [2021-10-11 00:20:44,723 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:20:44,723 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:44,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:20:44,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:20:44,727 INFO L87 Difference]: Start difference. First operand 140 states and 180 transitions. Second operand 5 states. [2021-10-11 00:20:44,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:44,818 INFO L93 Difference]: Finished difference Result 281 states and 369 transitions. [2021-10-11 00:20:44,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:20:44,818 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2021-10-11 00:20:44,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:44,821 INFO L225 Difference]: With dead ends: 281 [2021-10-11 00:20:44,821 INFO L226 Difference]: Without dead ends: 173 [2021-10-11 00:20:44,822 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 00:20:44,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-10-11 00:20:44,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 124. [2021-10-11 00:20:44,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2021-10-11 00:20:44,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 160 transitions. [2021-10-11 00:20:44,843 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 160 transitions. Word has length 50 [2021-10-11 00:20:44,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:44,844 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 160 transitions. [2021-10-11 00:20:44,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:20:44,844 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 160 transitions. [2021-10-11 00:20:44,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-11 00:20:44,845 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:44,846 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:44,846 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:20:44,846 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:44,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:44,847 INFO L82 PathProgramCache]: Analyzing trace with hash 1478931236, now seen corresponding path program 1 times [2021-10-11 00:20:44,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:44,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555481013] [2021-10-11 00:20:44,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:44,946 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 00:20:44,947 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555481013] [2021-10-11 00:20:44,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:44,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:20:44,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059426088] [2021-10-11 00:20:44,949 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:20:44,949 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:44,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:20:44,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:20:44,950 INFO L87 Difference]: Start difference. First operand 124 states and 160 transitions. Second operand 5 states. [2021-10-11 00:20:45,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:45,105 INFO L93 Difference]: Finished difference Result 633 states and 812 transitions. [2021-10-11 00:20:45,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:20:45,106 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2021-10-11 00:20:45,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:45,111 INFO L225 Difference]: With dead ends: 633 [2021-10-11 00:20:45,111 INFO L226 Difference]: Without dead ends: 515 [2021-10-11 00:20:45,112 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 00:20:45,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2021-10-11 00:20:45,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 240. [2021-10-11 00:20:45,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2021-10-11 00:20:45,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 304 transitions. [2021-10-11 00:20:45,161 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 304 transitions. Word has length 51 [2021-10-11 00:20:45,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:45,161 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 304 transitions. [2021-10-11 00:20:45,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:20:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 304 transitions. [2021-10-11 00:20:45,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-11 00:20:45,162 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:45,163 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] [2021-10-11 00:20:45,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-11 00:20:45,163 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:45,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:45,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1296612962, now seen corresponding path program 1 times [2021-10-11 00:20:45,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:45,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941040663] [2021-10-11 00:20:45,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:45,277 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-11 00:20:45,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941040663] [2021-10-11 00:20:45,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [924303748] [2021-10-11 00:20:45,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:20:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:45,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 00:20:45,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:20:45,576 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 00:20:45,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-11 00:20:45,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2021-10-11 00:20:45,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061569907] [2021-10-11 00:20:45,577 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-10-11 00:20:45,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:45,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-11 00:20:45,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-10-11 00:20:45,587 INFO L87 Difference]: Start difference. First operand 240 states and 304 transitions. Second operand 10 states. [2021-10-11 00:20:46,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:46,036 INFO L93 Difference]: Finished difference Result 727 states and 913 transitions. [2021-10-11 00:20:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 00:20:46,037 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 52 [2021-10-11 00:20:46,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:46,039 INFO L225 Difference]: With dead ends: 727 [2021-10-11 00:20:46,040 INFO L226 Difference]: Without dead ends: 493 [2021-10-11 00:20:46,040 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2021-10-11 00:20:46,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2021-10-11 00:20:46,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 226. [2021-10-11 00:20:46,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2021-10-11 00:20:46,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 277 transitions. [2021-10-11 00:20:46,078 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 277 transitions. Word has length 52 [2021-10-11 00:20:46,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:46,079 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 277 transitions. [2021-10-11 00:20:46,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-10-11 00:20:46,079 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 277 transitions. [2021-10-11 00:20:46,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-11 00:20:46,080 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:46,080 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:46,305 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-11 00:20:46,305 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:46,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:46,305 INFO L82 PathProgramCache]: Analyzing trace with hash -1589885263, now seen corresponding path program 1 times [2021-10-11 00:20:46,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:46,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401562449] [2021-10-11 00:20:46,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:46,393 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 00:20:46,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401562449] [2021-10-11 00:20:46,394 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:46,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:20:46,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097686074] [2021-10-11 00:20:46,394 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:20:46,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:46,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:20:46,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:20:46,395 INFO L87 Difference]: Start difference. First operand 226 states and 277 transitions. Second operand 6 states. [2021-10-11 00:20:46,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:46,566 INFO L93 Difference]: Finished difference Result 547 states and 678 transitions. [2021-10-11 00:20:46,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-11 00:20:46,566 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-10-11 00:20:46,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:46,569 INFO L225 Difference]: With dead ends: 547 [2021-10-11 00:20:46,569 INFO L226 Difference]: Without dead ends: 377 [2021-10-11 00:20:46,570 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-11 00:20:46,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2021-10-11 00:20:46,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 226. [2021-10-11 00:20:46,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2021-10-11 00:20:46,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 276 transitions. [2021-10-11 00:20:46,601 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 276 transitions. Word has length 53 [2021-10-11 00:20:46,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:46,601 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 276 transitions. [2021-10-11 00:20:46,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:20:46,601 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 276 transitions. [2021-10-11 00:20:46,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-11 00:20:46,602 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:20:46,602 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:46,603 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-11 00:20:46,603 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:20:46,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:46,603 INFO L82 PathProgramCache]: Analyzing trace with hash -929354426, now seen corresponding path program 1 times [2021-10-11 00:20:46,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:46,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322749560] [2021-10-11 00:20:46,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:46,709 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-11 00:20:46,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322749560] [2021-10-11 00:20:46,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:46,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:20:46,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174178738] [2021-10-11 00:20:46,713 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:20:46,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:46,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:20:46,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:20:46,714 INFO L87 Difference]: Start difference. First operand 226 states and 276 transitions. Second operand 5 states. [2021-10-11 00:20:46,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:46,901 INFO L93 Difference]: Finished difference Result 863 states and 1072 transitions. [2021-10-11 00:20:46,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:20:46,902 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 74 [2021-10-11 00:20:46,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:20:46,903 INFO L225 Difference]: With dead ends: 863 [2021-10-11 00:20:46,903 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:20:46,906 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:20:46,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:20:46,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:20:46,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:20:46,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:20:46,907 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2021-10-11 00:20:46,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:20:46,907 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:20:46,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:20:46,907 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:20:46,907 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:20:46,909 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-11 00:20:46,911 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:20:47,505 WARN L197 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 165 [2021-10-11 00:20:47,711 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 120 [2021-10-11 00:20:48,473 WARN L197 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 208 [2021-10-11 00:20:49,164 WARN L197 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 175 [2021-10-11 00:20:49,320 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 116 [2021-10-11 00:20:50,146 WARN L197 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 213 [2021-10-11 00:20:50,396 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 148 [2021-10-11 00:20:51,717 WARN L197 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 159 DAG size of output: 48 [2021-10-11 00:20:52,350 WARN L197 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 37 [2021-10-11 00:20:53,918 WARN L197 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 201 DAG size of output: 40 [2021-10-11 00:20:54,917 WARN L197 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 25 [2021-10-11 00:20:55,537 WARN L197 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 56 [2021-10-11 00:20:55,658 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2021-10-11 00:20:56,976 WARN L197 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 206 DAG size of output: 40 [2021-10-11 00:20:57,117 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 29 [2021-10-11 00:20:57,827 WARN L197 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 56 [2021-10-11 00:20:58,187 WARN L197 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 27 [2021-10-11 00:20:58,345 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 27 [2021-10-11 00:20:58,728 WARN L197 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 46 [2021-10-11 00:20:58,736 INFO L258 CegarLoopResult]: At program point L894(lines 889 897) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0))) (let ((.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (not .cse9)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ULTIMATE.start_processEnvironment_~tmp~2 0) .cse7 .cse8) (and .cse0 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0)) .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse2 .cse3 .cse4 .cse5 (<= 2 ~waterLevel~0) .cse6 .cse7 .cse8) (and (<= ~waterLevel~0 1) .cse2 .cse4 .cse5 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse6 .cse9 .cse7)))) [2021-10-11 00:20:58,736 INFO L258 CegarLoopResult]: At program point L894-1(lines 889 897) the Hoare annotation is: false [2021-10-11 00:20:58,736 INFO L258 CegarLoopResult]: At program point L894-2(lines 889 897) the Hoare annotation is: false [2021-10-11 00:20:58,736 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 717) no Hoare annotation was computed. [2021-10-11 00:20:58,737 INFO L258 CegarLoopResult]: At program point L168(lines 167 186) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse0 .cse3 .cse7) (and .cse4 .cse5 .cse0 .cse1 .cse3 .cse7) (and .cse6 .cse0 .cse2 .cse3))) [2021-10-11 00:20:58,737 INFO L262 CegarLoopResult]: For program point L168-1(lines 168 174) no Hoare annotation was computed. [2021-10-11 00:20:58,737 INFO L258 CegarLoopResult]: At program point L168-2(lines 167 186) the Hoare annotation is: false [2021-10-11 00:20:58,737 INFO L258 CegarLoopResult]: At program point L168-3(lines 167 186) the Hoare annotation is: false [2021-10-11 00:20:58,737 INFO L262 CegarLoopResult]: For program point L928(lines 928 941) no Hoare annotation was computed. [2021-10-11 00:20:58,738 INFO L258 CegarLoopResult]: At program point L928-1(lines 1 945) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse6 (= ~methaneLevelCritical~0 1)) (.cse7 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse8 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse13 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse15 (<= 2 ~waterLevel~0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse10 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse0 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse16 (not .cse4)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ULTIMATE.start_processEnvironment_~tmp~2 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 1) (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~2 1) .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse7 .cse4 .cse5 .cse8) (and .cse9 .cse10 .cse6 .cse1 .cse7 .cse11 .cse5 .cse8 .cse12) (and .cse9 .cse13 .cse10 .cse6 .cse14 .cse1 .cse7 .cse15 .cse5 .cse8 .cse12) (and .cse9 .cse13 .cse10 .cse14 .cse0 .cse16 .cse1 .cse2 .cse15 .cse3 .cse5 .cse12) (and (= ~waterLevel~0 1) .cse1 .cse2 .cse4 .cse5) (and .cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse10 .cse0 .cse16 .cse2 .cse1 .cse3 .cse11 .cse5 .cse12)))) [2021-10-11 00:20:58,738 INFO L258 CegarLoopResult]: At program point L862(lines 857 865) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5))) [2021-10-11 00:20:58,738 INFO L262 CegarLoopResult]: For program point L928-2(lines 928 941) no Hoare annotation was computed. [2021-10-11 00:20:58,738 INFO L258 CegarLoopResult]: At program point L862-1(lines 857 865) the Hoare annotation is: (let ((.cse14 (= ~pumpRunning~0 0))) (let ((.cse6 (= ULTIMATE.start_processEnvironment_~tmp~2 0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse10 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (not .cse14)) (.cse13 (<= 2 ~waterLevel~0)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse4 .cse6 .cse10 .cse7 .cse8) (and .cse0 .cse11 .cse1 .cse9 .cse12 .cse4 .cse13 .cse7 .cse10 .cse8) (and .cse9 .cse4 .cse14 .cse7 .cse10) (and .cse0 .cse11 .cse1 .cse12 .cse2 .cse3 .cse4 .cse13 .cse5 .cse7 .cse8) (and (<= ~waterLevel~0 1) .cse4 .cse3 .cse5 .cse14 .cse7)))) [2021-10-11 00:20:58,738 INFO L258 CegarLoopResult]: At program point L928-3(lines 1 945) the Hoare annotation is: false [2021-10-11 00:20:58,739 INFO L258 CegarLoopResult]: At program point L862-2(lines 857 865) the Hoare annotation is: false [2021-10-11 00:20:58,739 INFO L262 CegarLoopResult]: For program point L928-4(lines 928 941) no Hoare annotation was computed. [2021-10-11 00:20:58,739 INFO L258 CegarLoopResult]: At program point L862-3(lines 857 865) the Hoare annotation is: false [2021-10-11 00:20:58,739 INFO L258 CegarLoopResult]: At program point L928-5(lines 1 945) the Hoare annotation is: false [2021-10-11 00:20:58,739 INFO L258 CegarLoopResult]: At program point L862-4(lines 857 865) the Hoare annotation is: false [2021-10-11 00:20:58,739 INFO L258 CegarLoopResult]: At program point L862-5(lines 857 865) the Hoare annotation is: false [2021-10-11 00:20:58,739 INFO L258 CegarLoopResult]: At program point L334(lines 319 337) the Hoare annotation is: false [2021-10-11 00:20:58,739 INFO L258 CegarLoopResult]: At program point L334-1(lines 319 337) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse1 (not .cse13)) (.cse5 (<= 2 ~waterLevel~0)) (.cse8 (not .cse12)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse10 (not .cse2)) (.cse11 (<= ~waterLevel~0 1)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse14 (not .cse0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8) (and .cse10 .cse11 .cse12 .cse3 .cse4 .cse13 .cse6 .cse14 .cse7) (and .cse10 .cse11 .cse9 .cse12 .cse3 .cse13 .cse6 .cse14 .cse7)))) [2021-10-11 00:20:58,740 INFO L258 CegarLoopResult]: At program point L334-2(lines 319 337) the Hoare annotation is: false [2021-10-11 00:20:58,740 INFO L258 CegarLoopResult]: At program point L334-3(lines 319 337) the Hoare annotation is: false [2021-10-11 00:20:58,740 INFO L258 CegarLoopResult]: At program point L334-4(lines 319 337) the Hoare annotation is: false [2021-10-11 00:20:58,740 INFO L258 CegarLoopResult]: At program point L334-5(lines 319 337) the Hoare annotation is: false [2021-10-11 00:20:58,740 INFO L258 CegarLoopResult]: At program point L270(lines 263 273) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5))) [2021-10-11 00:20:58,740 INFO L258 CegarLoopResult]: At program point L270-1(lines 263 273) the Hoare annotation is: false [2021-10-11 00:20:58,741 INFO L262 CegarLoopResult]: For program point L204(lines 204 212) no Hoare annotation was computed. [2021-10-11 00:20:58,741 INFO L258 CegarLoopResult]: At program point L270-2(lines 263 273) the Hoare annotation is: false [2021-10-11 00:20:58,741 INFO L262 CegarLoopResult]: For program point L204-1(lines 204 212) no Hoare annotation was computed. [2021-10-11 00:20:58,741 INFO L262 CegarLoopResult]: For program point L204-2(lines 204 212) no Hoare annotation was computed. [2021-10-11 00:20:58,741 INFO L262 CegarLoopResult]: For program point L105(lines 105 111) no Hoare annotation was computed. [2021-10-11 00:20:58,741 INFO L262 CegarLoopResult]: For program point L204-3(lines 204 212) no Hoare annotation was computed. [2021-10-11 00:20:58,741 INFO L258 CegarLoopResult]: At program point L105-1(lines 105 111) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse7 (<= 2 ~waterLevel~0)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse15 (= ~waterLevel~0 1)) (.cse14 (not .cse3)) (.cse1 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse10 (= ULTIMATE.start_processEnvironment_~tmp~2 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse2 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) (.cse5 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse16 (or (and .cse8 .cse14 .cse1 .cse7 .cse4) (and .cse8 .cse15 .cse14 .cse1 .cse4))) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse12 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse7 .cse3 .cse4) (and .cse8 .cse9 .cse0 .cse1 .cse2 .cse10 .cse4 .cse5 .cse11) (and .cse12 .cse1 .cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1) (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~2 1) .cse13 .cse3 .cse4) (and .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse9 .cse12 .cse14 .cse1 .cse6 .cse13 .cse10 .cse4 .cse11) (and .cse15 .cse1 .cse6 .cse3 .cse4) (and .cse16 .cse9 .cse0 .cse2 .cse5 .cse11) (and .cse16 .cse9 .cse12 .cse6 .cse13 .cse11))))) [2021-10-11 00:20:58,742 INFO L262 CegarLoopResult]: For program point L204-4(lines 204 212) no Hoare annotation was computed. [2021-10-11 00:20:58,742 INFO L262 CegarLoopResult]: For program point L204-5(lines 204 212) no Hoare annotation was computed. [2021-10-11 00:20:58,742 INFO L258 CegarLoopResult]: At program point L733-2(lines 733 747) the Hoare annotation is: false [2021-10-11 00:20:58,742 INFO L262 CegarLoopResult]: For program point L932(lines 932 938) no Hoare annotation was computed. [2021-10-11 00:20:58,742 INFO L262 CegarLoopResult]: For program point L932-2(lines 932 938) no Hoare annotation was computed. [2021-10-11 00:20:58,742 INFO L262 CegarLoopResult]: For program point L932-4(lines 932 938) no Hoare annotation was computed. [2021-10-11 00:20:58,742 INFO L262 CegarLoopResult]: For program point L734(line 734) no Hoare annotation was computed. [2021-10-11 00:20:58,743 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:20:58,743 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 717) no Hoare annotation was computed. [2021-10-11 00:20:58,743 INFO L258 CegarLoopResult]: At program point L175(lines 175 181) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 0))) (let ((.cse5 (= ULTIMATE.start_processEnvironment_~tmp~2 0)) (.cse2 (not .cse12)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse7) (and .cse0 .cse9 .cse1 .cse10 .cse2 .cse3 .cse4 .cse11 .cse6 .cse7) (and .cse8 .cse4 .cse12 .cse6) (and (<= ~waterLevel~0 1) .cse3 .cse4 .cse12 .cse6) (and .cse0 .cse9 .cse1 .cse8 .cse10 .cse4 .cse11 .cse6 .cse7)))) [2021-10-11 00:20:58,743 INFO L258 CegarLoopResult]: At program point L175-1(lines 175 181) the Hoare annotation is: false [2021-10-11 00:20:58,743 INFO L258 CegarLoopResult]: At program point L175-2(lines 175 181) the Hoare annotation is: false [2021-10-11 00:20:58,743 INFO L262 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2021-10-11 00:20:58,744 INFO L262 CegarLoopResult]: For program point L902-1(lines 902 908) no Hoare annotation was computed. [2021-10-11 00:20:58,744 INFO L262 CegarLoopResult]: For program point L902-2(lines 902 908) no Hoare annotation was computed. [2021-10-11 00:20:58,744 INFO L262 CegarLoopResult]: For program point L902-3(lines 902 908) no Hoare annotation was computed. [2021-10-11 00:20:58,744 INFO L262 CegarLoopResult]: For program point L902-4(lines 902 908) no Hoare annotation was computed. [2021-10-11 00:20:58,744 INFO L262 CegarLoopResult]: For program point L737(lines 737 741) no Hoare annotation was computed. [2021-10-11 00:20:58,744 INFO L262 CegarLoopResult]: For program point L902-5(lines 902 908) no Hoare annotation was computed. [2021-10-11 00:20:58,744 INFO L262 CegarLoopResult]: For program point L737-1(lines 168 174) no Hoare annotation was computed. [2021-10-11 00:20:58,745 INFO L258 CegarLoopResult]: At program point L143(lines 94 144) the Hoare annotation is: false [2021-10-11 00:20:58,745 INFO L262 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2021-10-11 00:20:58,745 INFO L262 CegarLoopResult]: For program point L804(lines 804 811) no Hoare annotation was computed. [2021-10-11 00:20:58,745 INFO L265 CegarLoopResult]: At program point L804-1(lines 804 811) the Hoare annotation is: true [2021-10-11 00:20:58,745 INFO L258 CegarLoopResult]: At program point L279(lines 274 282) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= 1 ~systemActive~0)) (.cse6 (not (= |ULTIMATE.start_isPumpRunning_#res| 0))) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ULTIMATE.start_processEnvironment_~tmp~2 0) .cse8 .cse9) (and .cse0 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0)) .cse1 .cse4 .cse6 (<= 2 ~waterLevel~0) .cse7 .cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse2 .cse3 .cse5 .cse9))) [2021-10-11 00:20:58,745 INFO L258 CegarLoopResult]: At program point L279-1(lines 274 282) the Hoare annotation is: false [2021-10-11 00:20:58,745 INFO L258 CegarLoopResult]: At program point L279-2(lines 274 282) the Hoare annotation is: false [2021-10-11 00:20:58,745 INFO L258 CegarLoopResult]: At program point L907(lines 898 911) the Hoare annotation is: false [2021-10-11 00:20:58,746 INFO L258 CegarLoopResult]: At program point L907-1(lines 898 911) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse2 (= ~methaneLevelCritical~0 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse0 (not .cse6)) (.cse1 (<= ~waterLevel~0 1)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse3 .cse8 .cse4 .cse5) (and .cse2 .cse6 .cse3 .cse8 .cse4 .cse5) (and .cse0 .cse1 .cse7 .cse3 .cse4 .cse5)))) [2021-10-11 00:20:58,746 INFO L258 CegarLoopResult]: At program point L907-2(lines 898 911) the Hoare annotation is: false [2021-10-11 00:20:58,746 INFO L258 CegarLoopResult]: At program point L907-3(lines 898 911) the Hoare annotation is: false [2021-10-11 00:20:58,746 INFO L258 CegarLoopResult]: At program point L907-4(lines 898 911) the Hoare annotation is: false [2021-10-11 00:20:58,746 INFO L258 CegarLoopResult]: At program point L907-5(lines 898 911) the Hoare annotation is: false [2021-10-11 00:20:58,746 INFO L262 CegarLoopResult]: For program point L115(lines 115 121) no Hoare annotation was computed. [2021-10-11 00:20:58,747 INFO L258 CegarLoopResult]: At program point L115-1(lines 115 121) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0))) (let ((.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse8 (not .cse2)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse4 (or (and .cse7 .cse8 .cse0 (<= 2 ~waterLevel~0) .cse3) (and .cse7 (= ~waterLevel~0 1) .cse8 .cse0 .cse3))) (.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~2 0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse6) (and .cse7 .cse5 .cse8 .cse1 .cse0 .cse9 .cse3 .cse6) (and .cse10 .cse0 .cse2 .cse3) (and .cse4 .cse5 .cse10 .cse6) (and .cse7 .cse5 .cse10 .cse8 .cse0 .cse9 .cse3 .cse6))))) [2021-10-11 00:20:58,747 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:20:58,747 INFO L265 CegarLoopResult]: At program point L813(lines 794 816) the Hoare annotation is: true [2021-10-11 00:20:58,747 INFO L258 CegarLoopResult]: At program point L781(lines 777 783) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:20:58,747 INFO L262 CegarLoopResult]: For program point L849(lines 849 853) no Hoare annotation was computed. [2021-10-11 00:20:58,747 INFO L262 CegarLoopResult]: For program point L717(line 717) no Hoare annotation was computed. [2021-10-11 00:20:58,748 INFO L262 CegarLoopResult]: For program point L717-1(line 717) no Hoare annotation was computed. [2021-10-11 00:20:58,748 INFO L262 CegarLoopResult]: For program point L717-2(line 717) no Hoare annotation was computed. [2021-10-11 00:20:58,748 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:20:58,748 INFO L262 CegarLoopResult]: For program point L125(lines 125 138) no Hoare annotation was computed. [2021-10-11 00:20:58,748 INFO L262 CegarLoopResult]: For program point L226(lines 226 243) no Hoare annotation was computed. [2021-10-11 00:20:58,748 INFO L262 CegarLoopResult]: For program point L226-1(lines 226 243) no Hoare annotation was computed. [2021-10-11 00:20:58,748 INFO L262 CegarLoopResult]: For program point L226-2(lines 226 243) no Hoare annotation was computed. [2021-10-11 00:20:58,748 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:20:58,749 INFO L262 CegarLoopResult]: For program point L96(lines 95 142) no Hoare annotation was computed. [2021-10-11 00:20:58,749 INFO L262 CegarLoopResult]: For program point L922(lines 922 942) no Hoare annotation was computed. [2021-10-11 00:20:58,749 INFO L262 CegarLoopResult]: For program point L922-2(lines 922 942) no Hoare annotation was computed. [2021-10-11 00:20:58,749 INFO L262 CegarLoopResult]: For program point L922-4(lines 922 942) no Hoare annotation was computed. [2021-10-11 00:20:58,749 INFO L262 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,749 INFO L262 CegarLoopResult]: For program point L328-2(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,749 INFO L262 CegarLoopResult]: For program point L328-3(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,749 INFO L262 CegarLoopResult]: For program point L328-5(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,749 INFO L262 CegarLoopResult]: For program point L328-6(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,750 INFO L262 CegarLoopResult]: For program point L97(lines 97 101) no Hoare annotation was computed. [2021-10-11 00:20:58,750 INFO L262 CegarLoopResult]: For program point L328-8(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,750 INFO L262 CegarLoopResult]: For program point L328-9(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,750 INFO L262 CegarLoopResult]: For program point L328-11(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,750 INFO L262 CegarLoopResult]: For program point L328-12(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,750 INFO L262 CegarLoopResult]: For program point L328-14(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,750 INFO L262 CegarLoopResult]: For program point L328-15(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,750 INFO L262 CegarLoopResult]: For program point L328-17(lines 328 332) no Hoare annotation was computed. [2021-10-11 00:20:58,751 INFO L262 CegarLoopResult]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-10-11 00:20:58,751 INFO L262 CegarLoopResult]: For program point L230-1(lines 230 238) no Hoare annotation was computed. [2021-10-11 00:20:58,751 INFO L262 CegarLoopResult]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-10-11 00:20:58,751 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:20:58,751 INFO L262 CegarLoopResult]: For program point L825(lines 825 829) no Hoare annotation was computed. [2021-10-11 00:20:58,751 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 717) no Hoare annotation was computed. [2021-10-11 00:20:58,751 INFO L262 CegarLoopResult]: For program point L825-3(lines 825 829) no Hoare annotation was computed. [2021-10-11 00:20:58,751 INFO L262 CegarLoopResult]: For program point L825-6(lines 825 829) no Hoare annotation was computed. [2021-10-11 00:20:58,752 INFO L262 CegarLoopResult]: For program point L133(lines 133 137) no Hoare annotation was computed. [2021-10-11 00:20:58,752 INFO L258 CegarLoopResult]: At program point L67(lines 1 945) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:20:58,752 INFO L258 CegarLoopResult]: At program point L133-2(lines 168 174) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0))) (let ((.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse8 (not .cse2)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse4 (or (and .cse7 .cse8 .cse0 (<= 2 ~waterLevel~0) .cse3) (and .cse7 (= ~waterLevel~0 1) .cse8 .cse0 .cse3))) (.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~2 0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse6) (and .cse7 .cse5 .cse8 .cse1 .cse0 .cse9 .cse3 .cse6) (and .cse10 .cse0 .cse2 .cse3) (and .cse4 .cse5 .cse10 .cse6) (and .cse7 .cse5 .cse10 .cse8 .cse0 .cse9 .cse3 .cse6))))) [2021-10-11 00:20:58,752 INFO L262 CegarLoopResult]: For program point L200(lines 200 217) no Hoare annotation was computed. [2021-10-11 00:20:58,752 INFO L262 CegarLoopResult]: For program point L200-1(lines 200 217) no Hoare annotation was computed. [2021-10-11 00:20:58,752 INFO L262 CegarLoopResult]: For program point L200-2(lines 200 217) no Hoare annotation was computed. [2021-10-11 00:20:58,753 INFO L262 CegarLoopResult]: For program point L200-3(lines 200 217) no Hoare annotation was computed. [2021-10-11 00:20:58,753 INFO L262 CegarLoopResult]: For program point L200-4(lines 200 217) no Hoare annotation was computed. [2021-10-11 00:20:58,753 INFO L262 CegarLoopResult]: For program point L200-5(lines 200 217) no Hoare annotation was computed. [2021-10-11 00:20:58,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:20:58 BoogieIcfgContainer [2021-10-11 00:20:58,799 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:20:58,800 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:20:58,800 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:20:58,800 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:20:58,800 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:20:41" (3/4) ... [2021-10-11 00:20:58,803 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:20:58,824 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:20:58,825 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:20:58,826 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:20:58,828 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:20:58,829 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:20:58,830 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:20:58,831 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:20:58,856 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((methaneLevelCritical == 1 && 1 == systemActive) && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result)) || ((((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && 1 == systemActive) && 1 <= tmp) && tmp == 0) && splverifierCounter == 0) && 1 <= \result) && !(tmp___0 == 0))) || ((((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 1 <= tmp) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && !(tmp___0 == 0))) || (((((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) [2021-10-11 00:20:58,857 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((methaneLevelCritical == 1 && 1 == systemActive) && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && 1 == systemActive) && 1 <= tmp) && tmp == 0) && splverifierCounter == 0) && 1 <= \result) && !(tmp___0 == 0))) || (((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && 1 <= tmp) && 1 <= \result) && !(tmp___0 == 0))) || ((((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && tmp == 0) && methaneLevelCritical == 0) && \result == 0) && !(tmp___0 == 0)) [2021-10-11 00:20:58,857 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || (((((((tmp == 0 && !(\result == 0)) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && !(tmp___0 == 0))) || (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) [2021-10-11 00:20:58,858 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || (((((((tmp == 0 && !(\result == 0)) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && !(tmp___0 == 0))) || (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) [2021-10-11 00:20:58,858 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((((tmp == 0 && !(\result == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:20:58,859 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && 1 <= \result) && !(tmp___0 == 0))) || (((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && !(tmp___0 == 0)) [2021-10-11 00:20:58,860 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 0) && 1 <= \result) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && !(tmp___0 == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result)) || ((((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:20:58,860 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= \result) && splverifierCounter == 0) && !(tmp___0 == 0)) || (((((((tmp == 0 && !(\result == 0)) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) [2021-10-11 00:20:58,861 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && \result == 0) && !(\result == 0)) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= \result) && splverifierCounter == 0) && !(tmp___0 == 0)) [2021-10-11 00:20:58,861 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((\result == 0 && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:20:58,862 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || (((((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((((((waterLevel <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:20:58,863 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 0 && !(\result == 0)) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || ((((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && !(tmp == 0)) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && !(tmp == 0)) && splverifierCounter == 0) [2021-10-11 00:20:58,864 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || ((((((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(tmp___0 == 0)) [2021-10-11 00:20:58,912 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b21afe2-fde6-4ea6-8f18-9151a146bbee/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:20:58,912 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:20:58,913 INFO L168 Benchmark]: Toolchain (without parser) took 19765.10 ms. Allocated memory was 113.2 MB in the beginning and 297.8 MB in the end (delta: 184.5 MB). Free memory was 78.5 MB in the beginning and 132.4 MB in the end (delta: -53.8 MB). Peak memory consumption was 131.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:58,914 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 77.6 MB. Free memory is still 38.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:20:58,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 804.25 ms. Allocated memory is still 113.2 MB. Free memory was 78.3 MB in the beginning and 76.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:58,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.54 ms. Allocated memory is still 113.2 MB. Free memory was 76.7 MB in the beginning and 73.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:58,915 INFO L168 Benchmark]: Boogie Preprocessor took 102.24 ms. Allocated memory is still 113.2 MB. Free memory was 73.1 MB in the beginning and 70.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:58,915 INFO L168 Benchmark]: RCFGBuilder took 1402.96 ms. Allocated memory was 113.2 MB in the beginning and 140.5 MB in the end (delta: 27.3 MB). Free memory was 70.4 MB in the beginning and 88.2 MB in the end (delta: -17.8 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:58,916 INFO L168 Benchmark]: TraceAbstraction took 17227.07 ms. Allocated memory was 140.5 MB in the beginning and 297.8 MB in the end (delta: 157.3 MB). Free memory was 87.9 MB in the beginning and 142.9 MB in the end (delta: -54.9 MB). Peak memory consumption was 158.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:58,916 INFO L168 Benchmark]: Witness Printer took 113.10 ms. Allocated memory is still 297.8 MB. Free memory was 142.9 MB in the beginning and 132.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:58,918 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 77.6 MB. Free memory is still 38.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 804.25 ms. Allocated memory is still 113.2 MB. Free memory was 78.3 MB in the beginning and 76.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 104.54 ms. Allocated memory is still 113.2 MB. Free memory was 76.7 MB in the beginning and 73.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 102.24 ms. Allocated memory is still 113.2 MB. Free memory was 73.1 MB in the beginning and 70.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1402.96 ms. Allocated memory was 113.2 MB in the beginning and 140.5 MB in the end (delta: 27.3 MB). Free memory was 70.4 MB in the beginning and 88.2 MB in the end (delta: -17.8 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17227.07 ms. Allocated memory was 140.5 MB in the beginning and 297.8 MB in the end (delta: 157.3 MB). Free memory was 87.9 MB in the beginning and 142.9 MB in the end (delta: -54.9 MB). Peak memory consumption was 158.0 MB. Max. memory is 16.1 GB. * Witness Printer took 113.10 ms. Allocated memory is still 297.8 MB. Free memory was 142.9 MB in the beginning and 132.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 717]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 717]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 717]: 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: 175]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && 1 <= \result) && !(tmp___0 == 0))) || (((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: ((((((((((tmp == 0 && !(\result == 0)) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || ((((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && !(tmp == 0)) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && !(tmp == 0)) && splverifierCounter == 0) - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || (((((((tmp == 0 && !(\result == 0)) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && !(tmp___0 == 0))) || (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((((tmp == 0 && !(\result == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((methaneLevelCritical == 1 && 1 == systemActive) && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result)) || ((((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && 1 == systemActive) && 1 <= tmp) && tmp == 0) && splverifierCounter == 0) && 1 <= \result) && !(tmp___0 == 0))) || ((((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 1 <= tmp) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && !(tmp___0 == 0))) || (((((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: (((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || (((((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((((((waterLevel <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: (((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || ((((((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || (((((((tmp == 0 && !(\result == 0)) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && !(tmp___0 == 0))) || (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && \result == 0) && !(\result == 0)) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= \result) && splverifierCounter == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: (((((((((((methaneLevelCritical == 1 && 1 == systemActive) && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && 1 == systemActive) && 1 <= tmp) && tmp == 0) && splverifierCounter == 0) && 1 <= \result) && !(tmp___0 == 0))) || (((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && 1 <= tmp) && 1 <= \result) && !(tmp___0 == 0))) || ((((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((((tmp == 0 && waterLevel == 1) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) && !(\result == 0)) && tmp == 0) && methaneLevelCritical == 0) && \result == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: (((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((\result == 0 && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= \result) && splverifierCounter == 0) && !(tmp___0 == 0)) || (((((((tmp == 0 && !(\result == 0)) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 0 && \result == 0) && !(\result == 0)) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && tmp == 0) && splverifierCounter == 0) && !(tmp___0 == 0)) || (((((((tmp == 0 && !(\result == 0)) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 0) && 1 <= \result) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && !(tmp___0 == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result)) || ((((((((((tmp == 0 && !(tmp == 0)) && !(\result == 0)) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && !(tmp___0 == 0))) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 117 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.2s, OverallIterations: 15, TraceHistogramMax: 3, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1531 SDtfs, 2204 SDslu, 2801 SDs, 0 SdLazy, 440 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=240occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 1386 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 46 PreInvPairs, 328 NumberOfFragments, 1785 HoareAnnotationTreeSize, 46 FomulaSimplifications, 11104154 FormulaSimplificationTreeSizeReduction, 3.6s HoareSimplificationTime, 46 FomulaSimplificationsInter, 930515 FormulaSimplificationTreeSizeReductionInter, 8.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 615 NumberOfCodeBlocks, 615 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 599 ConstructedInterpolants, 0 QuantifiedInterpolants, 48854 SizeOfPredicates, 3 NumberOfNonLiveVariables, 434 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 114/122 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...