./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt --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 a9be1523a6442e0af65427f45826a4bf64f55b34 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:39:55,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:39:55,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:39:55,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:39:55,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:39:55,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:39:55,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:39:55,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:39:55,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:39:55,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:39:55,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:39:55,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:39:55,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:39:55,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:39:55,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:39:55,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:39:55,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:39:55,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:39:55,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:39:55,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:39:55,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:39:55,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:39:55,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:39:55,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:39:55,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:39:55,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:39:55,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:39:55,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:39:55,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:39:55,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:39:55,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:39:55,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:39:55,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:39:55,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:39:55,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:39:55,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:39:55,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:39:55,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:39:55,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:39:55,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:39:55,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:39:55,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:39:55,514 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:39:55,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:39:55,524 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:39:55,524 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:39:55,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:39:55,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:39:55,526 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:39:55,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:39:55,527 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:39:55,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:39:55,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:39:55,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:39:55,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:39:55,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:39:55,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:39:55,530 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:39:55,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:39:55,530 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:39:55,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:39:55,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:39:55,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:39:55,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:39:55,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:39:55,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:39:55,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:39:55,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:39:55,532 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:39:55,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:39:55,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:39:55,535 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:39:55,535 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_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9be1523a6442e0af65427f45826a4bf64f55b34 [2021-10-13 00:39:55,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:39:55,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:39:55,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:39:55,824 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:39:55,825 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:39:55,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c [2021-10-13 00:39:55,893 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/data/7f2f3c9fb/e1c79076899341f5990a9e2cfd34429d/FLAG95d776c97 [2021-10-13 00:39:56,444 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:39:56,445 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c [2021-10-13 00:39:56,466 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/data/7f2f3c9fb/e1c79076899341f5990a9e2cfd34429d/FLAG95d776c97 [2021-10-13 00:39:56,750 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/data/7f2f3c9fb/e1c79076899341f5990a9e2cfd34429d [2021-10-13 00:39:56,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:39:56,754 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:39:56,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:39:56,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:39:56,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:39:56,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:39:56" (1/1) ... [2021-10-13 00:39:56,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10517d00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:56, skipping insertion in model container [2021-10-13 00:39:56,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:39:56" (1/1) ... [2021-10-13 00:39:56,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:39:56,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:39:57,127 WARN L228 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_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c[16678,16691] [2021-10-13 00:39:57,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:39:57,152 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:39:57,242 WARN L228 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_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c[16678,16691] [2021-10-13 00:39:57,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:39:57,276 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:39:57,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57 WrapperNode [2021-10-13 00:39:57,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:39:57,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:39:57,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:39:57,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:39:57,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57" (1/1) ... [2021-10-13 00:39:57,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57" (1/1) ... [2021-10-13 00:39:57,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:39:57,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:39:57,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:39:57,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:39:57,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57" (1/1) ... [2021-10-13 00:39:57,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57" (1/1) ... [2021-10-13 00:39:57,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57" (1/1) ... [2021-10-13 00:39:57,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57" (1/1) ... [2021-10-13 00:39:57,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57" (1/1) ... [2021-10-13 00:39:57,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57" (1/1) ... [2021-10-13 00:39:57,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57" (1/1) ... [2021-10-13 00:39:57,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:39:57,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:39:57,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:39:57,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:39:57,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57" (1/1) ... [2021-10-13 00:39:57,513 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:39:57,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:39:57,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:39:57,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:39:57,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:39:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:39:57,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:39:57,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:39:58,580 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:39:58,581 INFO L299 CfgBuilder]: Removed 164 assume(true) statements. [2021-10-13 00:39:58,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:58 BoogieIcfgContainer [2021-10-13 00:39:58,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:39:58,586 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:39:58,586 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:39:58,590 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:39:58,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:39:56" (1/3) ... [2021-10-13 00:39:58,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a45e94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:39:58, skipping insertion in model container [2021-10-13 00:39:58,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:57" (2/3) ... [2021-10-13 00:39:58,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a45e94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:39:58, skipping insertion in model container [2021-10-13 00:39:58,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:58" (3/3) ... [2021-10-13 00:39:58,594 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product40.cil.c [2021-10-13 00:39:58,603 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:39:58,603 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 00:39:58,666 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:39:58,675 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:39:58,675 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 00:39:58,701 INFO L276 IsEmpty]: Start isEmpty. Operand has 117 states, 113 states have (on average 1.575221238938053) internal successors, (178), 116 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:58,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 00:39:58,709 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:58,709 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:58,710 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:58,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:58,718 INFO L82 PathProgramCache]: Analyzing trace with hash 114928579, now seen corresponding path program 1 times [2021-10-13 00:39:58,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:58,728 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899467537] [2021-10-13 00:39:58,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:58,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:59,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:59,103 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:59,103 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899467537] [2021-10-13 00:39:59,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899467537] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:59,104 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:59,104 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:39:59,106 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483124096] [2021-10-13 00:39:59,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:39:59,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:59,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:39:59,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:39:59,128 INFO L87 Difference]: Start difference. First operand has 117 states, 113 states have (on average 1.575221238938053) internal successors, (178), 116 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:59,158 INFO L93 Difference]: Finished difference Result 227 states and 348 transitions. [2021-10-13 00:39:59,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:39:59,160 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-13 00:39:59,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:59,171 INFO L225 Difference]: With dead ends: 227 [2021-10-13 00:39:59,171 INFO L226 Difference]: Without dead ends: 113 [2021-10-13 00:39:59,175 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:39:59,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-10-13 00:39:59,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-10-13 00:39:59,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 110 states have (on average 1.509090909090909) internal successors, (166), 112 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 166 transitions. [2021-10-13 00:39:59,219 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 166 transitions. Word has length 18 [2021-10-13 00:39:59,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:59,220 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 166 transitions. [2021-10-13 00:39:59,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,220 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 166 transitions. [2021-10-13 00:39:59,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 00:39:59,222 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:59,222 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:39:59,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:39:59,223 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:59,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:59,224 INFO L82 PathProgramCache]: Analyzing trace with hash -483581501, now seen corresponding path program 1 times [2021-10-13 00:39:59,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:59,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722139413] [2021-10-13 00:39:59,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:59,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:59,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:59,303 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:59,303 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722139413] [2021-10-13 00:39:59,304 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722139413] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:59,304 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:59,304 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:39:59,304 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295984702] [2021-10-13 00:39:59,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:39:59,306 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:59,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:59,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:59,307 INFO L87 Difference]: Start difference. First operand 113 states and 166 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:59,320 INFO L93 Difference]: Finished difference Result 113 states and 166 transitions. [2021-10-13 00:39:59,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:39:59,321 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 00:39:59,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:59,322 INFO L225 Difference]: With dead ends: 113 [2021-10-13 00:39:59,322 INFO L226 Difference]: Without dead ends: 49 [2021-10-13 00:39:59,323 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:59,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-13 00:39:59,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-13 00:39:59,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 48 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2021-10-13 00:39:59,329 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2021-10-13 00:39:59,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:59,330 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2021-10-13 00:39:59,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,330 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2021-10-13 00:39:59,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 00:39:59,332 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:59,332 INFO L512 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] [2021-10-13 00:39:59,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:39:59,332 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:59,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:59,333 INFO L82 PathProgramCache]: Analyzing trace with hash -1368517952, now seen corresponding path program 1 times [2021-10-13 00:39:59,333 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:59,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657965423] [2021-10-13 00:39:59,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:59,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:59,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:59,465 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:59,465 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657965423] [2021-10-13 00:39:59,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657965423] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:59,468 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:59,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:39:59,472 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804911811] [2021-10-13 00:39:59,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:39:59,473 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:59,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:39:59,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:39:59,481 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:59,582 INFO L93 Difference]: Finished difference Result 115 states and 171 transitions. [2021-10-13 00:39:59,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:39:59,587 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-13 00:39:59,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:59,588 INFO L225 Difference]: With dead ends: 115 [2021-10-13 00:39:59,588 INFO L226 Difference]: Without dead ends: 73 [2021-10-13 00:39:59,589 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 42.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:39:59,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-13 00:39:59,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 69. [2021-10-13 00:39:59,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 68 states have (on average 1.5) internal successors, (102), 68 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 102 transitions. [2021-10-13 00:39:59,610 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 102 transitions. Word has length 24 [2021-10-13 00:39:59,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:59,611 INFO L470 AbstractCegarLoop]: Abstraction has 69 states and 102 transitions. [2021-10-13 00:39:59,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,611 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2021-10-13 00:39:59,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 00:39:59,613 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:59,613 INFO L512 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] [2021-10-13 00:39:59,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:39:59,613 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:59,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:59,614 INFO L82 PathProgramCache]: Analyzing trace with hash 418729815, now seen corresponding path program 1 times [2021-10-13 00:39:59,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:59,614 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744682309] [2021-10-13 00:39:59,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:59,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:59,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:59,720 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:59,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744682309] [2021-10-13 00:39:59,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744682309] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:59,725 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:59,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:39:59,726 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233318380] [2021-10-13 00:39:59,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:39:59,727 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:59,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:39:59,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:59,728 INFO L87 Difference]: Start difference. First operand 69 states and 102 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:39:59,808 INFO L93 Difference]: Finished difference Result 153 states and 229 transitions. [2021-10-13 00:39:59,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:39:59,809 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-13 00:39:59,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:39:59,814 INFO L225 Difference]: With dead ends: 153 [2021-10-13 00:39:59,815 INFO L226 Difference]: Without dead ends: 91 [2021-10-13 00:39:59,816 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:39:59,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-10-13 00:39:59,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 89. [2021-10-13 00:39:59,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 88 states have (on average 1.4545454545454546) internal successors, (128), 88 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 128 transitions. [2021-10-13 00:39:59,835 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 128 transitions. Word has length 26 [2021-10-13 00:39:59,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:39:59,836 INFO L470 AbstractCegarLoop]: Abstraction has 89 states and 128 transitions. [2021-10-13 00:39:59,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:39:59,836 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 128 transitions. [2021-10-13 00:39:59,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 00:39:59,842 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:39:59,842 INFO L512 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] [2021-10-13 00:39:59,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:39:59,843 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:39:59,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:39:59,845 INFO L82 PathProgramCache]: Analyzing trace with hash 1090172169, now seen corresponding path program 1 times [2021-10-13 00:39:59,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:39:59,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523020953] [2021-10-13 00:39:59,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:39:59,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:39:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:39:59,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:39:59,921 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:39:59,921 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523020953] [2021-10-13 00:39:59,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523020953] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:39:59,921 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:39:59,922 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:39:59,922 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725889765] [2021-10-13 00:39:59,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:39:59,922 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:39:59,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:39:59,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:39:59,923 INFO L87 Difference]: Start difference. First operand 89 states and 128 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:00,043 INFO L93 Difference]: Finished difference Result 420 states and 614 transitions. [2021-10-13 00:40:00,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 00:40:00,044 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-13 00:40:00,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:00,046 INFO L225 Difference]: With dead ends: 420 [2021-10-13 00:40:00,047 INFO L226 Difference]: Without dead ends: 338 [2021-10-13 00:40:00,047 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 34.2ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:40:00,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2021-10-13 00:40:00,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 160. [2021-10-13 00:40:00,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 159 states have (on average 1.4276729559748427) internal successors, (227), 159 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 227 transitions. [2021-10-13 00:40:00,074 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 227 transitions. Word has length 27 [2021-10-13 00:40:00,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:00,074 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 227 transitions. [2021-10-13 00:40:00,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,075 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 227 transitions. [2021-10-13 00:40:00,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 00:40:00,076 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:00,076 INFO L512 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] [2021-10-13 00:40:00,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:40:00,076 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:00,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:00,077 INFO L82 PathProgramCache]: Analyzing trace with hash -343972991, now seen corresponding path program 1 times [2021-10-13 00:40:00,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:00,078 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86262141] [2021-10-13 00:40:00,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:00,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:00,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:40:00,140 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:00,140 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86262141] [2021-10-13 00:40:00,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86262141] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:00,141 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:00,141 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:40:00,141 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722125762] [2021-10-13 00:40:00,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:40:00,142 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:00,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:40:00,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:40:00,143 INFO L87 Difference]: Start difference. First operand 160 states and 227 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:00,280 INFO L93 Difference]: Finished difference Result 589 states and 841 transitions. [2021-10-13 00:40:00,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 00:40:00,281 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-10-13 00:40:00,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:00,284 INFO L225 Difference]: With dead ends: 589 [2021-10-13 00:40:00,284 INFO L226 Difference]: Without dead ends: 436 [2021-10-13 00:40:00,293 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 36.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:40:00,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2021-10-13 00:40:00,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 158. [2021-10-13 00:40:00,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 157 states have (on average 1.4076433121019107) internal successors, (221), 157 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 221 transitions. [2021-10-13 00:40:00,331 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 221 transitions. Word has length 28 [2021-10-13 00:40:00,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:00,331 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 221 transitions. [2021-10-13 00:40:00,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,331 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 221 transitions. [2021-10-13 00:40:00,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 00:40:00,332 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:00,333 INFO L512 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] [2021-10-13 00:40:00,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 00:40:00,333 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:00,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:00,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1676975922, now seen corresponding path program 1 times [2021-10-13 00:40:00,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:00,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98931993] [2021-10-13 00:40:00,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:00,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:00,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:40:00,427 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:00,428 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98931993] [2021-10-13 00:40:00,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98931993] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:00,429 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:00,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:40:00,429 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148865288] [2021-10-13 00:40:00,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:40:00,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:00,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:40:00,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:40:00,430 INFO L87 Difference]: Start difference. First operand 158 states and 221 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:00,506 INFO L93 Difference]: Finished difference Result 471 states and 653 transitions. [2021-10-13 00:40:00,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:40:00,507 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-13 00:40:00,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:00,510 INFO L225 Difference]: With dead ends: 471 [2021-10-13 00:40:00,511 INFO L226 Difference]: Without dead ends: 320 [2021-10-13 00:40:00,512 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:40:00,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2021-10-13 00:40:00,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 170. [2021-10-13 00:40:00,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 169 states have (on average 1.378698224852071) internal successors, (233), 169 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 233 transitions. [2021-10-13 00:40:00,541 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 233 transitions. Word has length 33 [2021-10-13 00:40:00,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:00,541 INFO L470 AbstractCegarLoop]: Abstraction has 170 states and 233 transitions. [2021-10-13 00:40:00,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,542 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 233 transitions. [2021-10-13 00:40:00,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 00:40:00,545 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:00,545 INFO L512 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] [2021-10-13 00:40:00,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 00:40:00,545 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:00,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:00,546 INFO L82 PathProgramCache]: Analyzing trace with hash -975911344, now seen corresponding path program 1 times [2021-10-13 00:40:00,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:00,546 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232068677] [2021-10-13 00:40:00,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:00,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:00,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:40:00,639 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:00,639 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232068677] [2021-10-13 00:40:00,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232068677] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:00,639 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:00,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:40:00,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087316961] [2021-10-13 00:40:00,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:40:00,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:00,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:40:00,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:40:00,641 INFO L87 Difference]: Start difference. First operand 170 states and 233 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:00,693 INFO L93 Difference]: Finished difference Result 429 states and 585 transitions. [2021-10-13 00:40:00,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:40:00,694 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-13 00:40:00,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:00,696 INFO L225 Difference]: With dead ends: 429 [2021-10-13 00:40:00,696 INFO L226 Difference]: Without dead ends: 266 [2021-10-13 00:40:00,696 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:40:00,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2021-10-13 00:40:00,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 178. [2021-10-13 00:40:00,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 177 states have (on average 1.3615819209039548) internal successors, (241), 177 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 241 transitions. [2021-10-13 00:40:00,716 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 241 transitions. Word has length 33 [2021-10-13 00:40:00,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:00,716 INFO L470 AbstractCegarLoop]: Abstraction has 178 states and 241 transitions. [2021-10-13 00:40:00,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,717 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 241 transitions. [2021-10-13 00:40:00,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 00:40:00,718 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:00,718 INFO L512 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] [2021-10-13 00:40:00,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 00:40:00,718 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:00,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:00,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1562717358, now seen corresponding path program 1 times [2021-10-13 00:40:00,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:00,719 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48968405] [2021-10-13 00:40:00,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:00,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:00,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:40:00,758 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:00,758 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48968405] [2021-10-13 00:40:00,758 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48968405] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:00,759 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:00,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:40:00,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267679572] [2021-10-13 00:40:00,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:00,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:00,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:00,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:00,761 INFO L87 Difference]: Start difference. First operand 178 states and 241 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:00,803 INFO L93 Difference]: Finished difference Result 437 states and 591 transitions. [2021-10-13 00:40:00,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:00,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-13 00:40:00,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:00,807 INFO L225 Difference]: With dead ends: 437 [2021-10-13 00:40:00,808 INFO L226 Difference]: Without dead ends: 266 [2021-10-13 00:40:00,810 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:00,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2021-10-13 00:40:00,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 266. [2021-10-13 00:40:00,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 265 states have (on average 1.3245283018867924) internal successors, (351), 265 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 351 transitions. [2021-10-13 00:40:00,846 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 351 transitions. Word has length 33 [2021-10-13 00:40:00,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:00,848 INFO L470 AbstractCegarLoop]: Abstraction has 266 states and 351 transitions. [2021-10-13 00:40:00,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,848 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 351 transitions. [2021-10-13 00:40:00,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 00:40:00,849 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:00,850 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:00,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 00:40:00,851 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:00,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:00,851 INFO L82 PathProgramCache]: Analyzing trace with hash 331914770, now seen corresponding path program 1 times [2021-10-13 00:40:00,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:00,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301495532] [2021-10-13 00:40:00,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:00,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:00,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:40:00,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:00,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301495532] [2021-10-13 00:40:00,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301495532] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:00,930 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:00,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:40:00,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093723161] [2021-10-13 00:40:00,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:00,935 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:00,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:00,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:00,936 INFO L87 Difference]: Start difference. First operand 266 states and 351 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:00,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:00,985 INFO L93 Difference]: Finished difference Result 381 states and 504 transitions. [2021-10-13 00:40:00,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:00,986 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-13 00:40:00,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:00,989 INFO L225 Difference]: With dead ends: 381 [2021-10-13 00:40:00,989 INFO L226 Difference]: Without dead ends: 379 [2021-10-13 00:40:00,989 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:00,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2021-10-13 00:40:01,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 310. [2021-10-13 00:40:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 309 states have (on average 1.3462783171521036) internal successors, (416), 309 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 416 transitions. [2021-10-13 00:40:01,022 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 416 transitions. Word has length 34 [2021-10-13 00:40:01,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:01,023 INFO L470 AbstractCegarLoop]: Abstraction has 310 states and 416 transitions. [2021-10-13 00:40:01,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,023 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 416 transitions. [2021-10-13 00:40:01,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 00:40:01,024 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:01,024 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:40:01,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 00:40:01,025 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:01,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:01,025 INFO L82 PathProgramCache]: Analyzing trace with hash 351981025, now seen corresponding path program 1 times [2021-10-13 00:40:01,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:01,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705327641] [2021-10-13 00:40:01,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:01,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:01,121 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 00:40:01,121 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:01,121 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705327641] [2021-10-13 00:40:01,121 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705327641] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:01,121 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:01,121 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 00:40:01,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809149919] [2021-10-13 00:40:01,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:40:01,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:01,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:40:01,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:40:01,124 INFO L87 Difference]: Start difference. First operand 310 states and 416 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:01,476 INFO L93 Difference]: Finished difference Result 1038 states and 1406 transitions. [2021-10-13 00:40:01,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-13 00:40:01,477 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-10-13 00:40:01,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:01,483 INFO L225 Difference]: With dead ends: 1038 [2021-10-13 00:40:01,483 INFO L226 Difference]: Without dead ends: 735 [2021-10-13 00:40:01,484 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 80.0ms TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-13 00:40:01,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2021-10-13 00:40:01,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 287. [2021-10-13 00:40:01,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 286 states have (on average 1.3181818181818181) internal successors, (377), 286 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 377 transitions. [2021-10-13 00:40:01,522 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 377 transitions. Word has length 56 [2021-10-13 00:40:01,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:01,522 INFO L470 AbstractCegarLoop]: Abstraction has 287 states and 377 transitions. [2021-10-13 00:40:01,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,522 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 377 transitions. [2021-10-13 00:40:01,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-13 00:40:01,524 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:01,524 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:40:01,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 00:40:01,524 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:01,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:01,525 INFO L82 PathProgramCache]: Analyzing trace with hash 1298950968, now seen corresponding path program 1 times [2021-10-13 00:40:01,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:01,525 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400497746] [2021-10-13 00:40:01,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:01,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:01,609 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:40:01,609 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:01,610 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400497746] [2021-10-13 00:40:01,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400497746] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:01,610 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:01,610 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:40:01,610 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357299220] [2021-10-13 00:40:01,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:40:01,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:01,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:40:01,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:40:01,612 INFO L87 Difference]: Start difference. First operand 287 states and 377 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:01,757 INFO L93 Difference]: Finished difference Result 467 states and 624 transitions. [2021-10-13 00:40:01,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:40:01,757 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-10-13 00:40:01,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:01,759 INFO L225 Difference]: With dead ends: 467 [2021-10-13 00:40:01,759 INFO L226 Difference]: Without dead ends: 275 [2021-10-13 00:40:01,760 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:40:01,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2021-10-13 00:40:01,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 271. [2021-10-13 00:40:01,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 270 states have (on average 1.2851851851851852) internal successors, (347), 270 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 347 transitions. [2021-10-13 00:40:01,803 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 347 transitions. Word has length 58 [2021-10-13 00:40:01,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:01,803 INFO L470 AbstractCegarLoop]: Abstraction has 271 states and 347 transitions. [2021-10-13 00:40:01,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,804 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 347 transitions. [2021-10-13 00:40:01,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-13 00:40:01,805 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:40:01,805 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-13 00:40:01,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 00:40:01,806 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:40:01,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:40:01,806 INFO L82 PathProgramCache]: Analyzing trace with hash 1158850466, now seen corresponding path program 1 times [2021-10-13 00:40:01,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:40:01,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399346012] [2021-10-13 00:40:01,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:40:01,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:40:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:40:01,851 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-13 00:40:01,852 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:40:01,852 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399346012] [2021-10-13 00:40:01,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399346012] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:40:01,852 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:40:01,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:40:01,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995512003] [2021-10-13 00:40:01,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:40:01,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:40:01,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:40:01,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:01,854 INFO L87 Difference]: Start difference. First operand 271 states and 347 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:40:01,966 INFO L93 Difference]: Finished difference Result 527 states and 674 transitions. [2021-10-13 00:40:01,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:40:01,967 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-10-13 00:40:01,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:40:01,967 INFO L225 Difference]: With dead ends: 527 [2021-10-13 00:40:01,968 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:40:01,968 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:40:01,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:40:01,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:40:01,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:40:01,969 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-10-13 00:40:01,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:40:01,969 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:40:01,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:40:01,970 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:40:01,970 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:40:01,972 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:40:01,973 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:40:01,973 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:40:01,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 00:40:01,975 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:40:01,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:01,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:02,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:03,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:03,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:03,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:03,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:03,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:03,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:03,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:03,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:03,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:03,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:03,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:40:07,193 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 831) no Hoare annotation was computed. [2021-10-13 00:40:07,193 INFO L853 garLoopResultBuilder]: At program point L267(lines 266 285) the Hoare annotation is: (let ((.cse9 (= 0 ~systemActive~0))) (let ((.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse5 (not .cse9)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (not .cse6) .cse2 .cse3 .cse4 .cse7 .cse5) (and .cse0 .cse6 .cse8 .cse2 .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse9 .cse7) (and .cse0 .cse8 .cse2 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4)))) [2021-10-13 00:40:07,194 INFO L857 garLoopResultBuilder]: For program point L267-1(lines 267 273) no Hoare annotation was computed. [2021-10-13 00:40:07,194 INFO L853 garLoopResultBuilder]: At program point L267-2(lines 266 285) the Hoare annotation is: false [2021-10-13 00:40:07,194 INFO L853 garLoopResultBuilder]: At program point L267-3(lines 266 285) the Hoare annotation is: false [2021-10-13 00:40:07,194 INFO L853 garLoopResultBuilder]: At program point L895(lines 891 897) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~8 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:40:07,195 INFO L853 garLoopResultBuilder]: At program point L433(lines 418 436) the Hoare annotation is: false [2021-10-13 00:40:07,195 INFO L853 garLoopResultBuilder]: At program point L433-1(lines 418 436) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse4 .cse5))) [2021-10-13 00:40:07,195 INFO L853 garLoopResultBuilder]: At program point L433-2(lines 418 436) the Hoare annotation is: false [2021-10-13 00:40:07,195 INFO L853 garLoopResultBuilder]: At program point L433-3(lines 418 436) the Hoare annotation is: false [2021-10-13 00:40:07,195 INFO L853 garLoopResultBuilder]: At program point L433-4(lines 418 436) the Hoare annotation is: false [2021-10-13 00:40:07,195 INFO L853 garLoopResultBuilder]: At program point L433-5(lines 418 436) the Hoare annotation is: false [2021-10-13 00:40:07,195 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 242) no Hoare annotation was computed. [2021-10-13 00:40:07,195 INFO L853 garLoopResultBuilder]: At program point L236-1(lines 267 273) the Hoare annotation is: (let ((.cse10 (= 0 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse1 (not .cse9)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (not .cse10)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~methAndRunningLastTime~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~8 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse3 .cse7 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse7 .cse4 .cse8 .cse5) (and .cse0 .cse9 .cse3 .cse7 .cse4 .cse10 .cse8) (and .cse0 .cse9 .cse2 .cse3 .cse4 .cse10) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse9 .cse6 .cse3 .cse7 .cse4)))) [2021-10-13 00:40:07,195 INFO L857 garLoopResultBuilder]: For program point L831(line 831) no Hoare annotation was computed. [2021-10-13 00:40:07,195 INFO L857 garLoopResultBuilder]: For program point L831-1(line 831) no Hoare annotation was computed. [2021-10-13 00:40:07,195 INFO L857 garLoopResultBuilder]: For program point L831-2(line 831) no Hoare annotation was computed. [2021-10-13 00:40:07,196 INFO L853 garLoopResultBuilder]: At program point L369(lines 362 372) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4))) [2021-10-13 00:40:07,196 INFO L853 garLoopResultBuilder]: At program point L369-1(lines 362 372) the Hoare annotation is: false [2021-10-13 00:40:07,196 INFO L857 garLoopResultBuilder]: For program point L303(lines 303 311) no Hoare annotation was computed. [2021-10-13 00:40:07,196 INFO L853 garLoopResultBuilder]: At program point L369-2(lines 362 372) the Hoare annotation is: false [2021-10-13 00:40:07,196 INFO L857 garLoopResultBuilder]: For program point L303-1(lines 303 311) no Hoare annotation was computed. [2021-10-13 00:40:07,196 INFO L857 garLoopResultBuilder]: For program point L303-2(lines 303 311) no Hoare annotation was computed. [2021-10-13 00:40:07,196 INFO L857 garLoopResultBuilder]: For program point L303-3(lines 303 311) no Hoare annotation was computed. [2021-10-13 00:40:07,196 INFO L857 garLoopResultBuilder]: For program point L303-4(lines 303 311) no Hoare annotation was computed. [2021-10-13 00:40:07,196 INFO L857 garLoopResultBuilder]: For program point L303-5(lines 303 311) no Hoare annotation was computed. [2021-10-13 00:40:07,197 INFO L860 garLoopResultBuilder]: At program point L931(lines 912 934) the Hoare annotation is: true [2021-10-13 00:40:07,197 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 179) no Hoare annotation was computed. [2021-10-13 00:40:07,197 INFO L857 garLoopResultBuilder]: For program point L173-1(lines 173 179) no Hoare annotation was computed. [2021-10-13 00:40:07,197 INFO L857 garLoopResultBuilder]: For program point L173-2(lines 173 179) no Hoare annotation was computed. [2021-10-13 00:40:07,197 INFO L857 garLoopResultBuilder]: For program point L173-3(lines 173 179) no Hoare annotation was computed. [2021-10-13 00:40:07,197 INFO L857 garLoopResultBuilder]: For program point L173-4(lines 173 179) no Hoare annotation was computed. [2021-10-13 00:40:07,198 INFO L857 garLoopResultBuilder]: For program point L173-5(lines 173 179) no Hoare annotation was computed. [2021-10-13 00:40:07,198 INFO L853 garLoopResultBuilder]: At program point L966(lines 961 969) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:40:07,198 INFO L857 garLoopResultBuilder]: For program point L108(lines 108 112) no Hoare annotation was computed. [2021-10-13 00:40:07,200 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 831) no Hoare annotation was computed. [2021-10-13 00:40:07,200 INFO L853 garLoopResultBuilder]: At program point L274(lines 274 280) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ~methAndRunningLastTime~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse3) (and .cse0 .cse5 .cse6 .cse1 .cse3) (and .cse0 .cse6 .cse1 .cse3 .cse4))) [2021-10-13 00:40:07,200 INFO L853 garLoopResultBuilder]: At program point L274-1(lines 274 280) the Hoare annotation is: false [2021-10-13 00:40:07,200 INFO L857 garLoopResultBuilder]: For program point L208(lines 208 214) no Hoare annotation was computed. [2021-10-13 00:40:07,200 INFO L853 garLoopResultBuilder]: At program point L274-2(lines 274 280) the Hoare annotation is: false [2021-10-13 00:40:07,200 INFO L853 garLoopResultBuilder]: At program point L208-1(lines 208 214) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse10 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse5 (= ULTIMATE.start_main_~tmp~8 1)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 (not .cse1) .cse5 .cse8 .cse6 .cse9 .cse10) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse10) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse1 .cse2 .cse5 .cse8 .cse6 .cse9))) [2021-10-13 00:40:07,200 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 447) no Hoare annotation was computed. [2021-10-13 00:40:07,201 INFO L853 garLoopResultBuilder]: At program point L441-1(lines 441 447) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse4 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse4 .cse3))) [2021-10-13 00:40:07,201 INFO L853 garLoopResultBuilder]: At program point L178(lines 169 182) the Hoare annotation is: false [2021-10-13 00:40:07,201 INFO L853 garLoopResultBuilder]: At program point L178-1(lines 169 182) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse4 .cse5))) [2021-10-13 00:40:07,201 INFO L853 garLoopResultBuilder]: At program point L178-2(lines 169 182) the Hoare annotation is: false [2021-10-13 00:40:07,201 INFO L853 garLoopResultBuilder]: At program point L178-3(lines 169 182) the Hoare annotation is: false [2021-10-13 00:40:07,201 INFO L853 garLoopResultBuilder]: At program point L178-4(lines 169 182) the Hoare annotation is: false [2021-10-13 00:40:07,201 INFO L853 garLoopResultBuilder]: At program point L178-5(lines 169 182) the Hoare annotation is: false [2021-10-13 00:40:07,201 INFO L853 garLoopResultBuilder]: At program point L378(lines 373 381) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4 .cse5) (and .cse0 (= ~methAndRunningLastTime~0 0) (not .cse1) .cse2 .cse3 .cse4 .cse5 (not (= 0 ~systemActive~0))))) [2021-10-13 00:40:07,201 INFO L853 garLoopResultBuilder]: At program point L378-1(lines 373 381) the Hoare annotation is: false [2021-10-13 00:40:07,201 INFO L853 garLoopResultBuilder]: At program point L378-2(lines 373 381) the Hoare annotation is: false [2021-10-13 00:40:07,202 INFO L853 garLoopResultBuilder]: At program point L248(lines 197 249) the Hoare annotation is: false [2021-10-13 00:40:07,202 INFO L853 garLoopResultBuilder]: At program point L51(lines 46 53) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~8 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:40:07,202 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:40:07,202 INFO L857 garLoopResultBuilder]: For program point L218(lines 218 224) no Hoare annotation was computed. [2021-10-13 00:40:07,202 INFO L853 garLoopResultBuilder]: At program point L218-1(lines 218 224) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 0))) (let ((.cse1 (not .cse8)) (.cse5 (not (= 0 ~systemActive~0))) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~methAndRunningLastTime~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~8 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse3 .cse7 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse7 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse5) (and .cse0 .cse8 .cse6 .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse6 .cse3 .cse7 .cse4)))) [2021-10-13 00:40:07,202 INFO L857 garLoopResultBuilder]: For program point L120(lines 120 124) no Hoare annotation was computed. [2021-10-13 00:40:07,202 INFO L853 garLoopResultBuilder]: At program point L847-2(lines 847 861) the Hoare annotation is: false [2021-10-13 00:40:07,203 INFO L857 garLoopResultBuilder]: For program point L848(line 848) no Hoare annotation was computed. [2021-10-13 00:40:07,203 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:40:07,203 INFO L857 garLoopResultBuilder]: For program point L851(lines 851 855) no Hoare annotation was computed. [2021-10-13 00:40:07,203 INFO L857 garLoopResultBuilder]: For program point L851-1(lines 267 273) no Hoare annotation was computed. [2021-10-13 00:40:07,203 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 342) no Hoare annotation was computed. [2021-10-13 00:40:07,203 INFO L857 garLoopResultBuilder]: For program point L325-1(lines 325 342) no Hoare annotation was computed. [2021-10-13 00:40:07,203 INFO L857 garLoopResultBuilder]: For program point L325-2(lines 325 342) no Hoare annotation was computed. [2021-10-13 00:40:07,203 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:40:07,203 INFO L857 garLoopResultBuilder]: For program point L62(lines 62 79) no Hoare annotation was computed. [2021-10-13 00:40:07,203 INFO L853 garLoopResultBuilder]: At program point L62-1(lines 1 969) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse10 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse5 (= ULTIMATE.start_main_~tmp~8 1)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 (not .cse1) .cse5 .cse8 .cse6 .cse9 .cse10) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse10) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse1 .cse2 .cse5 .cse8 .cse6 .cse9))) [2021-10-13 00:40:07,203 INFO L857 garLoopResultBuilder]: For program point L62-2(lines 62 79) no Hoare annotation was computed. [2021-10-13 00:40:07,204 INFO L853 garLoopResultBuilder]: At program point L62-3(lines 1 969) the Hoare annotation is: false [2021-10-13 00:40:07,204 INFO L857 garLoopResultBuilder]: For program point L62-4(lines 62 79) no Hoare annotation was computed. [2021-10-13 00:40:07,204 INFO L853 garLoopResultBuilder]: At program point L62-5(lines 1 969) the Hoare annotation is: false [2021-10-13 00:40:07,204 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 243) no Hoare annotation was computed. [2021-10-13 00:40:07,204 INFO L857 garLoopResultBuilder]: For program point L96(lines 96 100) no Hoare annotation was computed. [2021-10-13 00:40:07,204 INFO L857 garLoopResultBuilder]: For program point L96-3(lines 96 100) no Hoare annotation was computed. [2021-10-13 00:40:07,204 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 929) no Hoare annotation was computed. [2021-10-13 00:40:07,204 INFO L857 garLoopResultBuilder]: For program point L96-6(lines 96 100) no Hoare annotation was computed. [2021-10-13 00:40:07,204 INFO L860 garLoopResultBuilder]: At program point L922-1(lines 922 929) the Hoare annotation is: true [2021-10-13 00:40:07,204 INFO L857 garLoopResultBuilder]: For program point L427(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,204 INFO L857 garLoopResultBuilder]: For program point L427-2(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,205 INFO L857 garLoopResultBuilder]: For program point L427-3(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,205 INFO L857 garLoopResultBuilder]: For program point L427-5(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,205 INFO L857 garLoopResultBuilder]: For program point L427-6(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,205 INFO L857 garLoopResultBuilder]: For program point L427-8(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,205 INFO L857 garLoopResultBuilder]: For program point L427-9(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,205 INFO L857 garLoopResultBuilder]: For program point L427-11(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,205 INFO L857 garLoopResultBuilder]: For program point L427-12(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,205 INFO L857 garLoopResultBuilder]: For program point L427-14(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,205 INFO L857 garLoopResultBuilder]: For program point L427-15(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,205 INFO L857 garLoopResultBuilder]: For program point L427-17(lines 427 431) no Hoare annotation was computed. [2021-10-13 00:40:07,205 INFO L857 garLoopResultBuilder]: For program point L329(lines 329 337) no Hoare annotation was computed. [2021-10-13 00:40:07,206 INFO L857 garLoopResultBuilder]: For program point L329-1(lines 329 337) no Hoare annotation was computed. [2021-10-13 00:40:07,206 INFO L857 garLoopResultBuilder]: For program point L329-2(lines 329 337) no Hoare annotation was computed. [2021-10-13 00:40:07,206 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:40:07,206 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 831) no Hoare annotation was computed. [2021-10-13 00:40:07,206 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 76) no Hoare annotation was computed. [2021-10-13 00:40:07,206 INFO L857 garLoopResultBuilder]: For program point L66-2(lines 66 76) no Hoare annotation was computed. [2021-10-13 00:40:07,206 INFO L853 garLoopResultBuilder]: At program point L958(lines 1 969) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:40:07,206 INFO L857 garLoopResultBuilder]: For program point L66-4(lines 66 76) no Hoare annotation was computed. [2021-10-13 00:40:07,206 INFO L857 garLoopResultBuilder]: For program point L199(lines 198 247) no Hoare annotation was computed. [2021-10-13 00:40:07,207 INFO L853 garLoopResultBuilder]: At program point L133(lines 128 136) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= ULTIMATE.start_main_~tmp~8 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4))) [2021-10-13 00:40:07,207 INFO L853 garLoopResultBuilder]: At program point L133-1(lines 128 136) the Hoare annotation is: (let ((.cse5 (not (= 0 ~systemActive~0))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~8 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 (= ~methAndRunningLastTime~0 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse1 .cse3 .cse5) (and .cse0 .cse8 .cse6 .cse7 .cse1 .cse3) (and .cse0 .cse8 .cse1 .cse2 .cse3 .cse4))) [2021-10-13 00:40:07,207 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 73) no Hoare annotation was computed. [2021-10-13 00:40:07,207 INFO L853 garLoopResultBuilder]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2021-10-13 00:40:07,207 INFO L853 garLoopResultBuilder]: At program point L133-3(lines 128 136) the Hoare annotation is: false [2021-10-13 00:40:07,207 INFO L857 garLoopResultBuilder]: For program point L67-2(lines 67 73) no Hoare annotation was computed. [2021-10-13 00:40:07,207 INFO L853 garLoopResultBuilder]: At program point L133-4(lines 128 136) the Hoare annotation is: false [2021-10-13 00:40:07,207 INFO L853 garLoopResultBuilder]: At program point L133-5(lines 128 136) the Hoare annotation is: false [2021-10-13 00:40:07,207 INFO L857 garLoopResultBuilder]: For program point L67-4(lines 67 73) no Hoare annotation was computed. [2021-10-13 00:40:07,207 INFO L857 garLoopResultBuilder]: For program point L299(lines 299 316) no Hoare annotation was computed. [2021-10-13 00:40:07,208 INFO L857 garLoopResultBuilder]: For program point L299-1(lines 299 316) no Hoare annotation was computed. [2021-10-13 00:40:07,208 INFO L857 garLoopResultBuilder]: For program point L299-2(lines 299 316) no Hoare annotation was computed. [2021-10-13 00:40:07,208 INFO L857 garLoopResultBuilder]: For program point L200(lines 200 204) no Hoare annotation was computed. [2021-10-13 00:40:07,208 INFO L857 garLoopResultBuilder]: For program point L299-3(lines 299 316) no Hoare annotation was computed. [2021-10-13 00:40:07,208 INFO L857 garLoopResultBuilder]: For program point L299-4(lines 299 316) no Hoare annotation was computed. [2021-10-13 00:40:07,208 INFO L857 garLoopResultBuilder]: For program point L299-5(lines 299 316) no Hoare annotation was computed. [2021-10-13 00:40:07,213 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:40:07,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:40:07 BoogieIcfgContainer [2021-10-13 00:40:07,252 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:40:07,252 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:40:07,252 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:40:07,253 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:40:07,253 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:39:58" (3/4) ... [2021-10-13 00:40:07,256 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:40:07,277 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 00:40:07,278 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 00:40:07,280 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 00:40:07,281 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 00:40:07,282 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:40:07,283 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:40:07,284 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:40:07,310 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-13 00:40:07,310 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-13 00:40:07,310 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-13 00:40:07,310 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && tmp == 0) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) [2021-10-13 00:40:07,311 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && tmp == 0) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) [2021-10-13 00:40:07,311 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) [2021-10-13 00:40:07,312 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && 0 == systemActive) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && 0 == systemActive)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) [2021-10-13 00:40:07,312 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && 0 == systemActive) && \result == 1)) || ((((splverifierCounter == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) [2021-10-13 00:40:07,313 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || ((((splverifierCounter == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:40:07,313 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) [2021-10-13 00:40:07,314 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) [2021-10-13 00:40:07,314 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:40:07,315 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && 1 <= \result) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:40:07,316 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:40:07,316 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 1) && \result == 1) && \result == 1) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:40:07,317 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:40:07,397 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:40:07,397 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:40:07,399 INFO L168 Benchmark]: Toolchain (without parser) took 10643.86 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 70.8 MB in the beginning and 77.0 MB in the end (delta: -6.2 MB). Peak memory consumption was 69.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:07,399 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory is still 55.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:40:07,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 519.10 ms. Allocated memory is still 102.8 MB. Free memory was 70.8 MB in the beginning and 68.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:07,401 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.21 ms. Allocated memory is still 102.8 MB. Free memory was 68.2 MB in the beginning and 64.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:07,401 INFO L168 Benchmark]: Boogie Preprocessor took 97.17 ms. Allocated memory is still 102.8 MB. Free memory was 64.8 MB in the beginning and 61.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:07,402 INFO L168 Benchmark]: RCFGBuilder took 1093.38 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 61.9 MB in the beginning and 70.5 MB in the end (delta: -8.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:07,402 INFO L168 Benchmark]: TraceAbstraction took 8666.04 ms. Allocated memory was 123.7 MB in the beginning and 180.4 MB in the end (delta: 56.6 MB). Free memory was 70.3 MB in the beginning and 87.5 MB in the end (delta: -17.2 MB). Peak memory consumption was 81.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:07,403 INFO L168 Benchmark]: Witness Printer took 144.54 ms. Allocated memory is still 180.4 MB. Free memory was 87.5 MB in the beginning and 77.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:40:07,405 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory is still 55.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 519.10 ms. Allocated memory is still 102.8 MB. Free memory was 70.8 MB in the beginning and 68.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 112.21 ms. Allocated memory is still 102.8 MB. Free memory was 68.2 MB in the beginning and 64.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 97.17 ms. Allocated memory is still 102.8 MB. Free memory was 64.8 MB in the beginning and 61.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1093.38 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 61.9 MB in the beginning and 70.5 MB in the end (delta: -8.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8666.04 ms. Allocated memory was 123.7 MB in the beginning and 180.4 MB in the end (delta: 56.6 MB). Free memory was 70.3 MB in the beginning and 87.5 MB in the end (delta: -17.2 MB). Peak memory consumption was 81.5 MB. Max. memory is 16.1 GB. * Witness Printer took 144.54 ms. Allocated memory is still 180.4 MB. Free memory was 87.5 MB in the beginning and 77.0 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: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 831]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 831]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 831]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 117 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 8548.6ms, OverallIterations: 13, TraceHistogramMax: 2, EmptinessCheckTime: 33.9ms, AutomataDifference: 1424.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 5219.1ms, InitialAbstractionConstructionTime: 20.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1253 SDtfs, 1599 SDslu, 1825 SDs, 0 SdLazy, 243 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 509.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 85 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 258.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=310occurred in iteration=10, InterpolantAutomatonStates: 68, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 335.9ms AutomataMinimizationTime, 13 MinimizatonAttempts, 1221 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 152 NumberOfFragments, 1217 HoareAnnotationTreeSize, 45 FomulaSimplifications, 388270 FormulaSimplificationTreeSizeReduction, 1604.9ms HoareSimplificationTime, 45 FomulaSimplificationsInter, 61203 FormulaSimplificationTreeSizeReductionInter, 3597.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 77.5ms SsaConstructionTime, 388.7ms SatisfiabilityAnalysisTime, 764.7ms InterpolantComputationTime, 450 NumberOfCodeBlocks, 450 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 437 ConstructedInterpolants, 0 QuantifiedInterpolants, 804 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 65/65 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && 1 <= \result) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 961]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 1) && \result == 1) && \result == 1) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && tmp == 0) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && tmp == 0) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || ((((splverifierCounter == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && 0 == systemActive) && \result == 1)) || ((((splverifierCounter == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && 0 == systemActive) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && 0 == systemActive)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:40:07,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1f9125-d0b7-435e-8d47-c0fbc76b0bfe/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...