./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD --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 59d05b45c2855b02eb92cf6428285b3e4820a09d46d6a6d0a0748347de3adbb6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:30:35,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:30:35,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:30:35,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:30:35,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:30:35,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:30:35,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:30:35,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:30:35,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:30:35,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:30:35,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:30:35,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:30:35,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:30:35,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:30:35,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:30:35,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:30:35,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:30:35,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:30:35,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:30:35,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:30:35,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:30:35,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:30:35,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:30:35,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:30:35,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:30:35,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:30:35,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:30:35,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:30:35,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:30:35,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:30:35,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:30:35,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:30:35,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:30:35,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:30:35,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:30:35,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:30:35,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:30:35,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:30:35,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:30:35,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:30:35,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:30:35,313 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:30:35,372 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:30:35,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:30:35,373 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:30:35,373 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:30:35,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:30:35,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:30:35,375 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:30:35,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:30:35,376 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:30:35,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:30:35,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:30:35,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:30:35,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:30:35,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:30:35,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:30:35,378 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:30:35,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:30:35,379 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:30:35,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:30:35,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:30:35,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:30:35,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:30:35,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:30:35,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:30:35,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:30:35,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:30:35,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:30:35,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:30:35,381 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:30:35,383 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:30:35,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:30:35,384 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:30:35,384 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_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59d05b45c2855b02eb92cf6428285b3e4820a09d46d6a6d0a0748347de3adbb6 [2021-10-28 23:30:35,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:30:35,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:30:35,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:30:35,744 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:30:35,745 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:30:35,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-28 23:30:35,842 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/data/3abcd3659/c33628ff9cd04e5faadca9840f259f74/FLAGa8d3b1c25 [2021-10-28 23:30:36,524 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:30:36,538 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-28 23:30:36,555 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/data/3abcd3659/c33628ff9cd04e5faadca9840f259f74/FLAGa8d3b1c25 [2021-10-28 23:30:36,771 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/data/3abcd3659/c33628ff9cd04e5faadca9840f259f74 [2021-10-28 23:30:36,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:30:36,777 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:30:36,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:30:36,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:30:36,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:30:36,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:30:36" (1/1) ... [2021-10-28 23:30:36,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e6c8abd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:36, skipping insertion in model container [2021-10-28 23:30:36,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:30:36" (1/1) ... [2021-10-28 23:30:36,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:30:36,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:30:37,132 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_2767e646-80cf-4542-a136-feea4a86b60a/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6823,6836] [2021-10-28 23:30:37,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:30:37,232 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:30:37,299 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_2767e646-80cf-4542-a136-feea4a86b60a/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6823,6836] [2021-10-28 23:30:37,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:30:37,443 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:30:37,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37 WrapperNode [2021-10-28 23:30:37,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:30:37,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:30:37,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:30:37,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:30:37,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37" (1/1) ... [2021-10-28 23:30:37,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37" (1/1) ... [2021-10-28 23:30:37,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:30:37,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:30:37,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:30:37,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:30:37,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37" (1/1) ... [2021-10-28 23:30:37,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37" (1/1) ... [2021-10-28 23:30:37,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37" (1/1) ... [2021-10-28 23:30:37,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37" (1/1) ... [2021-10-28 23:30:37,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37" (1/1) ... [2021-10-28 23:30:37,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37" (1/1) ... [2021-10-28 23:30:37,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37" (1/1) ... [2021-10-28 23:30:37,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:30:37,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:30:37,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:30:37,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:30:37,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37" (1/1) ... [2021-10-28 23:30:37,778 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:30:37,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:30:37,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:30:37,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:30:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:30:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:30:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:30:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:30:39,378 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:30:39,379 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2021-10-28 23:30:39,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:30:39 BoogieIcfgContainer [2021-10-28 23:30:39,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:30:39,385 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:30:39,385 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:30:39,390 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:30:39,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:30:36" (1/3) ... [2021-10-28 23:30:39,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac0f72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:30:39, skipping insertion in model container [2021-10-28 23:30:39,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:30:37" (2/3) ... [2021-10-28 23:30:39,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac0f72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:30:39, skipping insertion in model container [2021-10-28 23:30:39,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:30:39" (3/3) ... [2021-10-28 23:30:39,396 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64.cil.c [2021-10-28 23:30:39,403 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:30:39,403 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:30:39,484 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:30:39,496 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, mAutomataTypeConcurrency=PETRI_NET, 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 [2021-10-28 23:30:39,496 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:30:39,530 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 227 states have (on average 1.524229074889868) internal successors, (346), 230 states have internal predecessors, (346), 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) [2021-10-28 23:30:39,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 23:30:39,546 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:39,547 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:30:39,548 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:39,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:39,555 INFO L85 PathProgramCache]: Analyzing trace with hash -420892511, now seen corresponding path program 1 times [2021-10-28 23:30:39,568 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:39,569 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596506363] [2021-10-28 23:30:39,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:39,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:39,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:30:39,943 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:39,943 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596506363] [2021-10-28 23:30:39,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596506363] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:39,944 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:30:39,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:30:39,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102465267] [2021-10-28 23:30:39,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:30:39,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:39,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:30:39,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:30:39,999 INFO L87 Difference]: Start difference. First operand has 231 states, 227 states have (on average 1.524229074889868) internal successors, (346), 230 states have internal predecessors, (346), 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) [2021-10-28 23:30:40,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:40,094 INFO L93 Difference]: Finished difference Result 455 states and 684 transitions. [2021-10-28 23:30:40,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:30:40,096 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 [2021-10-28 23:30:40,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:40,112 INFO L225 Difference]: With dead ends: 455 [2021-10-28 23:30:40,112 INFO L226 Difference]: Without dead ends: 227 [2021-10-28 23:30:40,117 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:30:40,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-28 23:30:40,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-28 23:30:40,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.4910714285714286) internal successors, (334), 226 states have internal predecessors, (334), 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) [2021-10-28 23:30:40,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2021-10-28 23:30:40,183 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 18 [2021-10-28 23:30:40,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:40,184 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2021-10-28 23:30:40,184 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) [2021-10-28 23:30:40,184 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2021-10-28 23:30:40,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 23:30:40,186 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:40,187 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:30:40,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:30:40,187 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:40,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:40,188 INFO L85 PathProgramCache]: Analyzing trace with hash -568929405, now seen corresponding path program 1 times [2021-10-28 23:30:40,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:40,189 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59523727] [2021-10-28 23:30:40,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:40,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:40,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:30:40,362 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:40,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59523727] [2021-10-28 23:30:40,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59523727] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:40,363 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:30:40,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:30:40,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117672897] [2021-10-28 23:30:40,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:30:40,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:40,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:30:40,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:30:40,367 INFO L87 Difference]: Start difference. First operand 227 states and 334 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) [2021-10-28 23:30:40,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:40,386 INFO L93 Difference]: Finished difference Result 227 states and 334 transitions. [2021-10-28 23:30:40,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:30:40,387 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 [2021-10-28 23:30:40,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:40,389 INFO L225 Difference]: With dead ends: 227 [2021-10-28 23:30:40,389 INFO L226 Difference]: Without dead ends: 87 [2021-10-28 23:30:40,391 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:30:40,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-28 23:30:40,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-28 23:30:40,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4767441860465116) internal successors, (127), 86 states have internal predecessors, (127), 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) [2021-10-28 23:30:40,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2021-10-28 23:30:40,401 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 19 [2021-10-28 23:30:40,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:40,402 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2021-10-28 23:30:40,402 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) [2021-10-28 23:30:40,402 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2021-10-28 23:30:40,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 23:30:40,404 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:40,404 INFO L513 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] [2021-10-28 23:30:40,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:30:40,405 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:40,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:40,406 INFO L85 PathProgramCache]: Analyzing trace with hash -2011512384, now seen corresponding path program 1 times [2021-10-28 23:30:40,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:40,406 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858878246] [2021-10-28 23:30:40,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:40,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:40,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:30:40,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:40,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858878246] [2021-10-28 23:30:40,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858878246] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:40,546 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:30:40,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:30:40,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609736812] [2021-10-28 23:30:40,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:30:40,548 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:40,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:30:40,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:30:40,549 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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) [2021-10-28 23:30:40,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:40,616 INFO L93 Difference]: Finished difference Result 247 states and 367 transitions. [2021-10-28 23:30:40,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:30:40,617 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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 [2021-10-28 23:30:40,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:40,623 INFO L225 Difference]: With dead ends: 247 [2021-10-28 23:30:40,623 INFO L226 Difference]: Without dead ends: 167 [2021-10-28 23:30:40,624 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:30:40,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-28 23:30:40,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2021-10-28 23:30:40,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 162 states have (on average 1.4938271604938271) internal successors, (242), 162 states have internal predecessors, (242), 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) [2021-10-28 23:30:40,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 242 transitions. [2021-10-28 23:30:40,672 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 242 transitions. Word has length 24 [2021-10-28 23:30:40,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:40,672 INFO L470 AbstractCegarLoop]: Abstraction has 163 states and 242 transitions. [2021-10-28 23:30:40,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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) [2021-10-28 23:30:40,673 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2021-10-28 23:30:40,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 23:30:40,675 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:40,675 INFO L513 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] [2021-10-28 23:30:40,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:30:40,676 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:40,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:40,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1543064518, now seen corresponding path program 1 times [2021-10-28 23:30:40,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:40,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167392006] [2021-10-28 23:30:40,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:40,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:40,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:40,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:30:40,825 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:40,825 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167392006] [2021-10-28 23:30:40,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167392006] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:40,831 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:30:40,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:30:40,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674908023] [2021-10-28 23:30:40,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:30:40,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:40,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:30:40,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:30:40,835 INFO L87 Difference]: Start difference. First operand 163 states and 242 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 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) [2021-10-28 23:30:40,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:40,892 INFO L93 Difference]: Finished difference Result 332 states and 499 transitions. [2021-10-28 23:30:40,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:30:40,893 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 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 [2021-10-28 23:30:40,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:40,896 INFO L225 Difference]: With dead ends: 332 [2021-10-28 23:30:40,896 INFO L226 Difference]: Without dead ends: 176 [2021-10-28 23:30:40,901 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:30:40,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-10-28 23:30:40,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2021-10-28 23:30:40,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 173 states have (on average 1.4566473988439306) internal successors, (252), 173 states have internal predecessors, (252), 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) [2021-10-28 23:30:40,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 252 transitions. [2021-10-28 23:30:40,928 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 252 transitions. Word has length 27 [2021-10-28 23:30:40,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:40,929 INFO L470 AbstractCegarLoop]: Abstraction has 174 states and 252 transitions. [2021-10-28 23:30:40,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 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) [2021-10-28 23:30:40,929 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 252 transitions. [2021-10-28 23:30:40,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 23:30:40,931 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:40,931 INFO L513 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] [2021-10-28 23:30:40,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:30:40,932 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:40,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:40,932 INFO L85 PathProgramCache]: Analyzing trace with hash 447177737, now seen corresponding path program 1 times [2021-10-28 23:30:40,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:40,933 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017076581] [2021-10-28 23:30:40,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:40,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:30:41,009 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:41,009 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017076581] [2021-10-28 23:30:41,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017076581] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:41,010 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:30:41,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:30:41,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765151896] [2021-10-28 23:30:41,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:30:41,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:41,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:30:41,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:30:41,012 INFO L87 Difference]: Start difference. First operand 174 states and 252 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) [2021-10-28 23:30:41,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:41,176 INFO L93 Difference]: Finished difference Result 859 states and 1254 transitions. [2021-10-28 23:30:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 23:30:41,177 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 [2021-10-28 23:30:41,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:41,183 INFO L225 Difference]: With dead ends: 859 [2021-10-28 23:30:41,183 INFO L226 Difference]: Without dead ends: 692 [2021-10-28 23:30:41,184 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:30:41,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2021-10-28 23:30:41,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 327. [2021-10-28 23:30:41,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 326 states have (on average 1.4355828220858895) internal successors, (468), 326 states have internal predecessors, (468), 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) [2021-10-28 23:30:41,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 468 transitions. [2021-10-28 23:30:41,221 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 468 transitions. Word has length 27 [2021-10-28 23:30:41,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:41,222 INFO L470 AbstractCegarLoop]: Abstraction has 327 states and 468 transitions. [2021-10-28 23:30:41,222 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) [2021-10-28 23:30:41,222 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 468 transitions. [2021-10-28 23:30:41,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-28 23:30:41,224 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:41,224 INFO L513 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] [2021-10-28 23:30:41,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:30:41,225 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:41,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:41,226 INFO L85 PathProgramCache]: Analyzing trace with hash -986967423, now seen corresponding path program 1 times [2021-10-28 23:30:41,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:41,226 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733299397] [2021-10-28 23:30:41,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:41,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:41,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:30:41,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:41,311 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733299397] [2021-10-28 23:30:41,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733299397] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:41,312 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:30:41,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:30:41,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438041221] [2021-10-28 23:30:41,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:30:41,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:41,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:30:41,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:30:41,314 INFO L87 Difference]: Start difference. First operand 327 states and 468 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) [2021-10-28 23:30:41,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:41,533 INFO L93 Difference]: Finished difference Result 1273 states and 1823 transitions. [2021-10-28 23:30:41,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 23:30:41,533 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 [2021-10-28 23:30:41,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:41,542 INFO L225 Difference]: With dead ends: 1273 [2021-10-28 23:30:41,542 INFO L226 Difference]: Without dead ends: 953 [2021-10-28 23:30:41,544 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:30:41,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2021-10-28 23:30:41,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 325. [2021-10-28 23:30:41,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 324 states have (on average 1.4259259259259258) internal successors, (462), 324 states have internal predecessors, (462), 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) [2021-10-28 23:30:41,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 462 transitions. [2021-10-28 23:30:41,592 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 462 transitions. Word has length 28 [2021-10-28 23:30:41,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:41,593 INFO L470 AbstractCegarLoop]: Abstraction has 325 states and 462 transitions. [2021-10-28 23:30:41,593 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) [2021-10-28 23:30:41,593 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 462 transitions. [2021-10-28 23:30:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 23:30:41,595 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:41,595 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:30:41,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 23:30:41,596 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:41,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:41,597 INFO L85 PathProgramCache]: Analyzing trace with hash -192809145, now seen corresponding path program 1 times [2021-10-28 23:30:41,597 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:41,597 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131959599] [2021-10-28 23:30:41,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:41,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:41,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:30:41,674 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:41,675 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131959599] [2021-10-28 23:30:41,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131959599] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:41,675 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:30:41,675 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:30:41,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69773941] [2021-10-28 23:30:41,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:30:41,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:41,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:30:41,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:30:41,677 INFO L87 Difference]: Start difference. First operand 325 states and 462 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2021-10-28 23:30:41,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:41,907 INFO L93 Difference]: Finished difference Result 1255 states and 1770 transitions. [2021-10-28 23:30:41,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 23:30:41,908 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2021-10-28 23:30:41,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:41,915 INFO L225 Difference]: With dead ends: 1255 [2021-10-28 23:30:41,915 INFO L226 Difference]: Without dead ends: 937 [2021-10-28 23:30:41,916 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:30:41,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2021-10-28 23:30:41,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 349. [2021-10-28 23:30:41,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 348 states have (on average 1.396551724137931) internal successors, (486), 348 states have internal predecessors, (486), 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) [2021-10-28 23:30:41,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 486 transitions. [2021-10-28 23:30:41,964 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 486 transitions. Word has length 37 [2021-10-28 23:30:41,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:41,965 INFO L470 AbstractCegarLoop]: Abstraction has 349 states and 486 transitions. [2021-10-28 23:30:41,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2021-10-28 23:30:41,965 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 486 transitions. [2021-10-28 23:30:41,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 23:30:41,967 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:41,967 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:30:41,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:30:41,967 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:41,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:41,968 INFO L85 PathProgramCache]: Analyzing trace with hash 818308105, now seen corresponding path program 1 times [2021-10-28 23:30:41,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:41,969 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201499209] [2021-10-28 23:30:41,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:41,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:42,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:30:42,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:42,038 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201499209] [2021-10-28 23:30:42,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201499209] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:42,038 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:30:42,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:30:42,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012369262] [2021-10-28 23:30:42,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:30:42,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:42,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:30:42,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:30:42,040 INFO L87 Difference]: Start difference. First operand 349 states and 486 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2021-10-28 23:30:42,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:42,181 INFO L93 Difference]: Finished difference Result 891 states and 1229 transitions. [2021-10-28 23:30:42,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:30:42,182 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2021-10-28 23:30:42,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:42,186 INFO L225 Difference]: With dead ends: 891 [2021-10-28 23:30:42,187 INFO L226 Difference]: Without dead ends: 549 [2021-10-28 23:30:42,188 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:30:42,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2021-10-28 23:30:42,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 385. [2021-10-28 23:30:42,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 384 states have (on average 1.359375) internal successors, (522), 384 states have internal predecessors, (522), 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) [2021-10-28 23:30:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 522 transitions. [2021-10-28 23:30:42,235 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 522 transitions. Word has length 37 [2021-10-28 23:30:42,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:42,236 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 522 transitions. [2021-10-28 23:30:42,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2021-10-28 23:30:42,236 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 522 transitions. [2021-10-28 23:30:42,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 23:30:42,239 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:42,239 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:30:42,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 23:30:42,240 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:42,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:42,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1213877499, now seen corresponding path program 1 times [2021-10-28 23:30:42,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:42,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534212798] [2021-10-28 23:30:42,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:42,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:42,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:30:42,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:42,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534212798] [2021-10-28 23:30:42,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534212798] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:42,294 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:30:42,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:30:42,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421386441] [2021-10-28 23:30:42,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:30:42,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:42,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:30:42,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:30:42,296 INFO L87 Difference]: Start difference. First operand 385 states and 522 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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) [2021-10-28 23:30:42,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:42,375 INFO L93 Difference]: Finished difference Result 871 states and 1175 transitions. [2021-10-28 23:30:42,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:30:42,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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 37 [2021-10-28 23:30:42,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:42,379 INFO L225 Difference]: With dead ends: 871 [2021-10-28 23:30:42,380 INFO L226 Difference]: Without dead ends: 493 [2021-10-28 23:30:42,380 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:30:42,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2021-10-28 23:30:42,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2021-10-28 23:30:42,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 493 states, 492 states have (on average 1.3252032520325203) internal successors, (652), 492 states have internal predecessors, (652), 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) [2021-10-28 23:30:42,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 652 transitions. [2021-10-28 23:30:42,433 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 652 transitions. Word has length 37 [2021-10-28 23:30:42,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:42,433 INFO L470 AbstractCegarLoop]: Abstraction has 493 states and 652 transitions. [2021-10-28 23:30:42,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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) [2021-10-28 23:30:42,433 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 652 transitions. [2021-10-28 23:30:42,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-28 23:30:42,434 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:42,435 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:30:42,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:30:42,435 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:42,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:42,436 INFO L85 PathProgramCache]: Analyzing trace with hash 321920453, now seen corresponding path program 1 times [2021-10-28 23:30:42,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:42,436 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848764353] [2021-10-28 23:30:42,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:42,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:42,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:42,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:30:42,523 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:42,523 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848764353] [2021-10-28 23:30:42,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848764353] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:42,523 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:30:42,523 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 23:30:42,524 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494251812] [2021-10-28 23:30:42,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:30:42,524 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:42,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:30:42,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:30:42,525 INFO L87 Difference]: Start difference. First operand 493 states and 652 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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) [2021-10-28 23:30:43,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:43,481 INFO L93 Difference]: Finished difference Result 2187 states and 2877 transitions. [2021-10-28 23:30:43,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-28 23:30:43,481 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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 38 [2021-10-28 23:30:43,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:43,497 INFO L225 Difference]: With dead ends: 2187 [2021-10-28 23:30:43,498 INFO L226 Difference]: Without dead ends: 1701 [2021-10-28 23:30:43,500 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=190, Invalid=512, Unknown=0, NotChecked=0, Total=702 [2021-10-28 23:30:43,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1701 states. [2021-10-28 23:30:43,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1701 to 493. [2021-10-28 23:30:43,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 493 states, 492 states have (on average 1.3008130081300813) internal successors, (640), 492 states have internal predecessors, (640), 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) [2021-10-28 23:30:43,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 640 transitions. [2021-10-28 23:30:43,590 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 640 transitions. Word has length 38 [2021-10-28 23:30:43,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:43,591 INFO L470 AbstractCegarLoop]: Abstraction has 493 states and 640 transitions. [2021-10-28 23:30:43,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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) [2021-10-28 23:30:43,591 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 640 transitions. [2021-10-28 23:30:43,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 23:30:43,593 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:43,594 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:30:43,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 23:30:43,595 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:43,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:43,596 INFO L85 PathProgramCache]: Analyzing trace with hash -933108215, now seen corresponding path program 1 times [2021-10-28 23:30:43,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:43,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599315808] [2021-10-28 23:30:43,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:43,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:43,675 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 23:30:43,675 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:43,675 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599315808] [2021-10-28 23:30:43,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599315808] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:43,676 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:30:43,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:30:43,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793975225] [2021-10-28 23:30:43,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:30:43,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:43,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:30:43,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:30:43,678 INFO L87 Difference]: Start difference. First operand 493 states and 640 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2021-10-28 23:30:43,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:43,849 INFO L93 Difference]: Finished difference Result 818 states and 1060 transitions. [2021-10-28 23:30:43,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:30:43,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 [2021-10-28 23:30:43,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:43,853 INFO L225 Difference]: With dead ends: 818 [2021-10-28 23:30:43,853 INFO L226 Difference]: Without dead ends: 332 [2021-10-28 23:30:43,854 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:30:43,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2021-10-28 23:30:43,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 324. [2021-10-28 23:30:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 323 states have (on average 1.284829721362229) internal successors, (415), 323 states have internal predecessors, (415), 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) [2021-10-28 23:30:43,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 415 transitions. [2021-10-28 23:30:43,909 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 415 transitions. Word has length 56 [2021-10-28 23:30:43,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:43,910 INFO L470 AbstractCegarLoop]: Abstraction has 324 states and 415 transitions. [2021-10-28 23:30:43,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2021-10-28 23:30:43,910 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 415 transitions. [2021-10-28 23:30:43,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-28 23:30:43,912 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:43,913 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:30:43,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 23:30:43,913 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:43,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:43,914 INFO L85 PathProgramCache]: Analyzing trace with hash 384155307, now seen corresponding path program 1 times [2021-10-28 23:30:43,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:43,915 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742722226] [2021-10-28 23:30:43,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:43,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:44,018 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 23:30:44,018 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:44,019 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742722226] [2021-10-28 23:30:44,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742722226] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:30:44,019 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1704762809] [2021-10-28 23:30:44,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:44,020 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:30:44,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:30:44,027 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:30:44,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:30:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:44,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 23:30:44,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:30:44,487 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:30:44,487 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1704762809] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:44,488 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:30:44,488 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-10-28 23:30:44,488 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887985368] [2021-10-28 23:30:44,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:30:44,489 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:44,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:30:44,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:30:44,490 INFO L87 Difference]: Start difference. First operand 324 states and 415 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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) [2021-10-28 23:30:44,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:44,639 INFO L93 Difference]: Finished difference Result 495 states and 636 transitions. [2021-10-28 23:30:44,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:30:44,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 63 [2021-10-28 23:30:44,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:44,647 INFO L225 Difference]: With dead ends: 495 [2021-10-28 23:30:44,647 INFO L226 Difference]: Without dead ends: 493 [2021-10-28 23:30:44,648 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:30:44,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2021-10-28 23:30:44,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 354. [2021-10-28 23:30:44,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 353 states have (on average 1.3031161473087818) internal successors, (460), 353 states have internal predecessors, (460), 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) [2021-10-28 23:30:44,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 460 transitions. [2021-10-28 23:30:44,704 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 460 transitions. Word has length 63 [2021-10-28 23:30:44,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:44,706 INFO L470 AbstractCegarLoop]: Abstraction has 354 states and 460 transitions. [2021-10-28 23:30:44,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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) [2021-10-28 23:30:44,706 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 460 transitions. [2021-10-28 23:30:44,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-28 23:30:44,709 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:30:44,709 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:30:44,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:30:44,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:30:44,923 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:30:44,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:30:44,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1840487417, now seen corresponding path program 1 times [2021-10-28 23:30:44,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:30:44,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544432780] [2021-10-28 23:30:44,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:44,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:30:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:45,056 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-28 23:30:45,057 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:30:45,057 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544432780] [2021-10-28 23:30:45,057 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544432780] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:30:45,057 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [456791044] [2021-10-28 23:30:45,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:30:45,058 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:30:45,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:30:45,059 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:30:45,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 23:30:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:30:45,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:30:45,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:30:45,682 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-28 23:30:45,682 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [456791044] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:30:45,683 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:30:45,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2021-10-28 23:30:45,683 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236306696] [2021-10-28 23:30:45,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:30:45,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:30:45,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:30:45,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:30:45,686 INFO L87 Difference]: Start difference. First operand 354 states and 460 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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) [2021-10-28 23:30:46,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:30:46,082 INFO L93 Difference]: Finished difference Result 868 states and 1119 transitions. [2021-10-28 23:30:46,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:30:46,083 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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 91 [2021-10-28 23:30:46,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:30:46,083 INFO L225 Difference]: With dead ends: 868 [2021-10-28 23:30:46,083 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:30:46,086 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2021-10-28 23:30:46,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:30:46,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:30:46,087 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) [2021-10-28 23:30:46,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:30:46,087 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2021-10-28 23:30:46,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:30:46,087 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:30:46,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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) [2021-10-28 23:30:46,088 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:30:46,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:30:46,092 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:30:46,093 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:30:46,093 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:30:46,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:30:46,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-28 23:30:46,321 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:30:46,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:46,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:47,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:47,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:47,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:48,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,543 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:49,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:50,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:30:58,708 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2021-10-28 23:30:58,708 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 178) no Hoare annotation was computed. [2021-10-28 23:30:58,708 INFO L857 garLoopResultBuilder]: For program point L170-1(lines 170 178) no Hoare annotation was computed. [2021-10-28 23:30:58,709 INFO L857 garLoopResultBuilder]: For program point L170-2(lines 170 178) no Hoare annotation was computed. [2021-10-28 23:30:58,709 INFO L857 garLoopResultBuilder]: For program point L170-3(lines 170 178) no Hoare annotation was computed. [2021-10-28 23:30:58,709 INFO L857 garLoopResultBuilder]: For program point L170-4(lines 170 178) no Hoare annotation was computed. [2021-10-28 23:30:58,709 INFO L857 garLoopResultBuilder]: For program point L170-5(lines 170 178) no Hoare annotation was computed. [2021-10-28 23:30:58,709 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,709 INFO L857 garLoopResultBuilder]: For program point L568-1(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,710 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,710 INFO L857 garLoopResultBuilder]: For program point L568-3(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,710 INFO L857 garLoopResultBuilder]: For program point L568-4(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,710 INFO L857 garLoopResultBuilder]: For program point L568-5(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,711 INFO L857 garLoopResultBuilder]: For program point L568-6(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,711 INFO L857 garLoopResultBuilder]: For program point L568-7(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,711 INFO L857 garLoopResultBuilder]: For program point L568-8(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,711 INFO L857 garLoopResultBuilder]: For program point L568-9(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,711 INFO L857 garLoopResultBuilder]: For program point L568-10(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,712 INFO L857 garLoopResultBuilder]: For program point L568-11(lines 568 574) no Hoare annotation was computed. [2021-10-28 23:30:58,712 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 507) no Hoare annotation was computed. [2021-10-28 23:30:58,712 INFO L853 garLoopResultBuilder]: At program point L108(lines 107 126) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 1))) (or (and .cse0 (= ~methAndRunningLastTime~0 0) .cse1 .cse2) (and .cse0 .cse3 .cse2 .cse4) (and .cse0 .cse3 .cse5 .cse4) (and .cse0 .cse5 .cse1) (and .cse0 .cse3 .cse1 .cse2))) [2021-10-28 23:30:58,712 INFO L857 garLoopResultBuilder]: For program point L108-1(lines 108 114) no Hoare annotation was computed. [2021-10-28 23:30:58,713 INFO L853 garLoopResultBuilder]: At program point L108-2(lines 107 126) the Hoare annotation is: false [2021-10-28 23:30:58,713 INFO L853 garLoopResultBuilder]: At program point L108-3(lines 107 126) the Hoare annotation is: false [2021-10-28 23:30:58,713 INFO L857 garLoopResultBuilder]: For program point L440(line 440) no Hoare annotation was computed. [2021-10-28 23:30:58,713 INFO L857 garLoopResultBuilder]: For program point L440-1(line 440) no Hoare annotation was computed. [2021-10-28 23:30:58,714 INFO L857 garLoopResultBuilder]: For program point L440-2(line 440) no Hoare annotation was computed. [2021-10-28 23:30:58,714 INFO L853 garLoopResultBuilder]: At program point L573(lines 564 577) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:30:58,714 INFO L853 garLoopResultBuilder]: At program point L573-1(lines 564 577) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:30:58,714 INFO L853 garLoopResultBuilder]: At program point L573-2(lines 564 577) the Hoare annotation is: false [2021-10-28 23:30:58,715 INFO L853 garLoopResultBuilder]: At program point L573-3(lines 564 577) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1)))) [2021-10-28 23:30:58,715 INFO L853 garLoopResultBuilder]: At program point L573-4(lines 564 577) the Hoare annotation is: false [2021-10-28 23:30:58,715 INFO L853 garLoopResultBuilder]: At program point L573-5(lines 564 577) the Hoare annotation is: false [2021-10-28 23:30:58,715 INFO L853 garLoopResultBuilder]: At program point L573-6(lines 564 577) the Hoare annotation is: false [2021-10-28 23:30:58,716 INFO L853 garLoopResultBuilder]: At program point L573-7(lines 564 577) the Hoare annotation is: false [2021-10-28 23:30:58,716 INFO L853 garLoopResultBuilder]: At program point L573-8(lines 564 577) the Hoare annotation is: false [2021-10-28 23:30:58,716 INFO L853 garLoopResultBuilder]: At program point L573-9(lines 564 577) the Hoare annotation is: false [2021-10-28 23:30:58,716 INFO L853 garLoopResultBuilder]: At program point L573-10(lines 564 577) the Hoare annotation is: false [2021-10-28 23:30:58,717 INFO L853 garLoopResultBuilder]: At program point L573-11(lines 564 577) the Hoare annotation is: false [2021-10-28 23:30:58,717 INFO L857 garLoopResultBuilder]: For program point L311(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,717 INFO L857 garLoopResultBuilder]: For program point L311-2(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,717 INFO L857 garLoopResultBuilder]: For program point L311-3(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,717 INFO L857 garLoopResultBuilder]: For program point L311-5(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,718 INFO L857 garLoopResultBuilder]: For program point L311-6(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,718 INFO L857 garLoopResultBuilder]: For program point L311-8(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,718 INFO L857 garLoopResultBuilder]: For program point L311-9(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,718 INFO L857 garLoopResultBuilder]: For program point L311-11(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,718 INFO L857 garLoopResultBuilder]: For program point L311-12(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,719 INFO L857 garLoopResultBuilder]: For program point L311-14(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,719 INFO L857 garLoopResultBuilder]: For program point L311-15(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,719 INFO L857 garLoopResultBuilder]: For program point L311-17(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,719 INFO L857 garLoopResultBuilder]: For program point L311-18(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,719 INFO L857 garLoopResultBuilder]: For program point L311-20(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,720 INFO L857 garLoopResultBuilder]: For program point L311-21(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,720 INFO L857 garLoopResultBuilder]: For program point L311-23(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,720 INFO L857 garLoopResultBuilder]: For program point L311-24(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,720 INFO L857 garLoopResultBuilder]: For program point L311-26(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,720 INFO L857 garLoopResultBuilder]: For program point L311-27(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,721 INFO L857 garLoopResultBuilder]: For program point L378(lines 377 426) no Hoare annotation was computed. [2021-10-28 23:30:58,721 INFO L857 garLoopResultBuilder]: For program point L311-29(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,721 INFO L857 garLoopResultBuilder]: For program point L311-30(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,721 INFO L857 garLoopResultBuilder]: For program point L311-32(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,721 INFO L857 garLoopResultBuilder]: For program point L311-33(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,722 INFO L857 garLoopResultBuilder]: For program point L311-35(lines 311 315) no Hoare annotation was computed. [2021-10-28 23:30:58,722 INFO L857 garLoopResultBuilder]: For program point L379(lines 379 383) no Hoare annotation was computed. [2021-10-28 23:30:58,722 INFO L853 garLoopResultBuilder]: At program point L115(lines 115 121) the Hoare annotation is: (let ((.cse3 (= 0 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5) (and .cse0 .cse1 .cse4 .cse3) (and .cse0 .cse1 .cse4 .cse5) (and .cse0 .cse1 .cse5 .cse2))) [2021-10-28 23:30:58,722 INFO L853 garLoopResultBuilder]: At program point L115-1(lines 115 121) the Hoare annotation is: false [2021-10-28 23:30:58,723 INFO L853 garLoopResultBuilder]: At program point L115-2(lines 115 121) the Hoare annotation is: false [2021-10-28 23:30:58,723 INFO L853 garLoopResultBuilder]: At program point L647(lines 643 649) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:30:58,723 INFO L857 garLoopResultBuilder]: For program point L515(lines 515 519) no Hoare annotation was computed. [2021-10-28 23:30:58,723 INFO L853 garLoopResultBuilder]: At program point L317(lines 302 320) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:30:58,724 INFO L853 garLoopResultBuilder]: At program point L317-1(lines 302 320) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:30:58,724 INFO L853 garLoopResultBuilder]: At program point L317-2(lines 302 320) the Hoare annotation is: false [2021-10-28 23:30:58,724 INFO L853 garLoopResultBuilder]: At program point L317-3(lines 302 320) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1)))) [2021-10-28 23:30:58,724 INFO L853 garLoopResultBuilder]: At program point L317-4(lines 302 320) the Hoare annotation is: false [2021-10-28 23:30:58,724 INFO L853 garLoopResultBuilder]: At program point L317-5(lines 302 320) the Hoare annotation is: false [2021-10-28 23:30:58,725 INFO L853 garLoopResultBuilder]: At program point L317-6(lines 302 320) the Hoare annotation is: false [2021-10-28 23:30:58,725 INFO L853 garLoopResultBuilder]: At program point L317-7(lines 302 320) the Hoare annotation is: false [2021-10-28 23:30:58,725 INFO L853 garLoopResultBuilder]: At program point L317-8(lines 302 320) the Hoare annotation is: false [2021-10-28 23:30:58,725 INFO L853 garLoopResultBuilder]: At program point L317-9(lines 302 320) the Hoare annotation is: false [2021-10-28 23:30:58,726 INFO L853 garLoopResultBuilder]: At program point L317-10(lines 302 320) the Hoare annotation is: false [2021-10-28 23:30:58,726 INFO L853 garLoopResultBuilder]: At program point L317-11(lines 302 320) the Hoare annotation is: false [2021-10-28 23:30:58,726 INFO L853 garLoopResultBuilder]: At program point L583(lines 578 586) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:30:58,726 INFO L853 garLoopResultBuilder]: At program point L583-1(lines 578 586) the Hoare annotation is: false [2021-10-28 23:30:58,726 INFO L853 garLoopResultBuilder]: At program point L583-2(lines 578 586) the Hoare annotation is: false [2021-10-28 23:30:58,727 INFO L853 garLoopResultBuilder]: At program point L583-3(lines 578 586) the Hoare annotation is: false [2021-10-28 23:30:58,727 INFO L853 garLoopResultBuilder]: At program point L451(lines 446 453) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:30:58,727 INFO L853 garLoopResultBuilder]: At program point L583-4(lines 578 586) the Hoare annotation is: false [2021-10-28 23:30:58,727 INFO L853 garLoopResultBuilder]: At program point L583-5(lines 578 586) the Hoare annotation is: false [2021-10-28 23:30:58,728 INFO L853 garLoopResultBuilder]: At program point L253(lines 246 256) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 (= ~methAndRunningLastTime~0 0) .cse1 (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) [2021-10-28 23:30:58,728 INFO L853 garLoopResultBuilder]: At program point L253-1(lines 246 256) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:30:58,728 INFO L853 garLoopResultBuilder]: At program point L253-2(lines 246 256) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:30:58,728 INFO L853 garLoopResultBuilder]: At program point L253-3(lines 246 256) the Hoare annotation is: false [2021-10-28 23:30:58,729 INFO L853 garLoopResultBuilder]: At program point L253-4(lines 246 256) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) [2021-10-28 23:30:58,729 INFO L853 garLoopResultBuilder]: At program point L253-5(lines 246 256) the Hoare annotation is: false [2021-10-28 23:30:58,729 INFO L853 garLoopResultBuilder]: At program point L253-6(lines 246 256) the Hoare annotation is: false [2021-10-28 23:30:58,729 INFO L853 garLoopResultBuilder]: At program point L253-7(lines 246 256) the Hoare annotation is: false [2021-10-28 23:30:58,729 INFO L853 garLoopResultBuilder]: At program point L253-8(lines 246 256) the Hoare annotation is: false [2021-10-28 23:30:58,730 INFO L853 garLoopResultBuilder]: At program point L253-9(lines 246 256) the Hoare annotation is: false [2021-10-28 23:30:58,730 INFO L853 garLoopResultBuilder]: At program point L253-10(lines 246 256) the Hoare annotation is: false [2021-10-28 23:30:58,730 INFO L853 garLoopResultBuilder]: At program point L253-11(lines 246 256) the Hoare annotation is: false [2021-10-28 23:30:58,730 INFO L853 garLoopResultBuilder]: At program point L253-12(lines 246 256) the Hoare annotation is: false [2021-10-28 23:30:58,730 INFO L853 garLoopResultBuilder]: At program point L253-13(lines 246 256) the Hoare annotation is: false [2021-10-28 23:30:58,731 INFO L853 garLoopResultBuilder]: At program point L253-14(lines 246 256) the Hoare annotation is: false [2021-10-28 23:30:58,731 INFO L857 garLoopResultBuilder]: For program point L387(lines 387 393) no Hoare annotation was computed. [2021-10-28 23:30:58,731 INFO L853 garLoopResultBuilder]: At program point L387-1(lines 387 393) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse9 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse6 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse7) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 .cse7 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse6))) [2021-10-28 23:30:58,731 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:30:58,732 INFO L857 garLoopResultBuilder]: For program point L192(lines 192 209) no Hoare annotation was computed. [2021-10-28 23:30:58,732 INFO L857 garLoopResultBuilder]: For program point L192-1(lines 192 209) no Hoare annotation was computed. [2021-10-28 23:30:58,732 INFO L857 garLoopResultBuilder]: For program point L192-2(lines 192 209) no Hoare annotation was computed. [2021-10-28 23:30:58,732 INFO L853 garLoopResultBuilder]: At program point L262(lines 257 265) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and .cse0 .cse1 .cse2 (= 1 ~systemActive~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 0 ~systemActive~0)))) [2021-10-28 23:30:58,733 INFO L853 garLoopResultBuilder]: At program point L262-1(lines 257 265) the Hoare annotation is: false [2021-10-28 23:30:58,733 INFO L857 garLoopResultBuilder]: For program point L196(lines 196 204) no Hoare annotation was computed. [2021-10-28 23:30:58,733 INFO L853 garLoopResultBuilder]: At program point L262-2(lines 257 265) the Hoare annotation is: false [2021-10-28 23:30:58,733 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 196 204) no Hoare annotation was computed. [2021-10-28 23:30:58,733 INFO L857 garLoopResultBuilder]: For program point L196-2(lines 196 204) no Hoare annotation was computed. [2021-10-28 23:30:58,734 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:30:58,734 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2021-10-28 23:30:58,734 INFO L853 garLoopResultBuilder]: At program point L528(lines 523 531) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~methAndRunningLastTime~0 0) .cse1 (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1))) [2021-10-28 23:30:58,734 INFO L853 garLoopResultBuilder]: At program point L528-1(lines 523 531) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:30:58,735 INFO L853 garLoopResultBuilder]: At program point L528-2(lines 523 531) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:30:58,735 INFO L857 garLoopResultBuilder]: For program point L462(lines 462 479) no Hoare annotation was computed. [2021-10-28 23:30:58,735 INFO L853 garLoopResultBuilder]: At program point L528-3(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,735 INFO L853 garLoopResultBuilder]: At program point L462-1(lines 1 1049) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse9 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse6 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse7) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 .cse7 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse6))) [2021-10-28 23:30:58,736 INFO L853 garLoopResultBuilder]: At program point L528-4(lines 523 531) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) [2021-10-28 23:30:58,736 INFO L857 garLoopResultBuilder]: For program point L462-2(lines 462 479) no Hoare annotation was computed. [2021-10-28 23:30:58,736 INFO L853 garLoopResultBuilder]: At program point L528-5(lines 523 531) the Hoare annotation is: (let ((.cse3 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse7 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse3 .cse5 .cse6) (and .cse0 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse4 .cse1 .cse2 .cse7))) [2021-10-28 23:30:58,736 INFO L853 garLoopResultBuilder]: At program point L462-3(lines 1 1049) the Hoare annotation is: false [2021-10-28 23:30:58,737 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,737 INFO L853 garLoopResultBuilder]: At program point L528-6(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,737 INFO L857 garLoopResultBuilder]: For program point L462-4(lines 462 479) no Hoare annotation was computed. [2021-10-28 23:30:58,737 INFO L853 garLoopResultBuilder]: At program point L528-7(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,737 INFO L853 garLoopResultBuilder]: At program point L462-5(lines 1 1049) the Hoare annotation is: false [2021-10-28 23:30:58,738 INFO L857 garLoopResultBuilder]: For program point L330-2(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,738 INFO L853 garLoopResultBuilder]: At program point L528-8(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,738 INFO L857 garLoopResultBuilder]: For program point L330-3(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,738 INFO L853 garLoopResultBuilder]: At program point L528-9(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,738 INFO L853 garLoopResultBuilder]: At program point L528-10(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,739 INFO L857 garLoopResultBuilder]: For program point L330-5(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,739 INFO L853 garLoopResultBuilder]: At program point L528-11(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,739 INFO L857 garLoopResultBuilder]: For program point L330-6(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,739 INFO L853 garLoopResultBuilder]: At program point L528-12(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,739 INFO L853 garLoopResultBuilder]: At program point L528-13(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,740 INFO L857 garLoopResultBuilder]: For program point L330-8(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,740 INFO L853 garLoopResultBuilder]: At program point L528-14(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,740 INFO L857 garLoopResultBuilder]: For program point L330-9(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,740 INFO L853 garLoopResultBuilder]: At program point L528-15(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,740 INFO L853 garLoopResultBuilder]: At program point L528-16(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,741 INFO L857 garLoopResultBuilder]: For program point L330-11(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,741 INFO L853 garLoopResultBuilder]: At program point L528-17(lines 523 531) the Hoare annotation is: false [2021-10-28 23:30:58,741 INFO L857 garLoopResultBuilder]: For program point L330-12(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,741 INFO L857 garLoopResultBuilder]: For program point L330-14(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,741 INFO L857 garLoopResultBuilder]: For program point L330-15(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,742 INFO L857 garLoopResultBuilder]: For program point L330-17(lines 330 334) no Hoare annotation was computed. [2021-10-28 23:30:58,742 INFO L857 garLoopResultBuilder]: For program point L397(lines 397 403) no Hoare annotation was computed. [2021-10-28 23:30:58,742 INFO L853 garLoopResultBuilder]: At program point L397-1(lines 397 403) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse6 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse5 .cse6) (and .cse0 .cse5 .cse2) (and .cse0 .cse4 .cse1 .cse3 .cse6))) [2021-10-28 23:30:58,742 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 476) no Hoare annotation was computed. [2021-10-28 23:30:58,743 INFO L857 garLoopResultBuilder]: For program point L466-2(lines 466 476) no Hoare annotation was computed. [2021-10-28 23:30:58,743 INFO L857 garLoopResultBuilder]: For program point L466-4(lines 466 476) no Hoare annotation was computed. [2021-10-28 23:30:58,743 INFO L853 garLoopResultBuilder]: At program point L599-2(lines 599 613) the Hoare annotation is: false [2021-10-28 23:30:58,743 INFO L857 garLoopResultBuilder]: For program point L467(lines 467 473) no Hoare annotation was computed. [2021-10-28 23:30:58,743 INFO L857 garLoopResultBuilder]: For program point L467-2(lines 467 473) no Hoare annotation was computed. [2021-10-28 23:30:58,744 INFO L857 garLoopResultBuilder]: For program point L467-4(lines 467 473) no Hoare annotation was computed. [2021-10-28 23:30:58,744 INFO L857 garLoopResultBuilder]: For program point L600(line 600) no Hoare annotation was computed. [2021-10-28 23:30:58,744 INFO L853 garLoopResultBuilder]: At program point L336(lines 321 339) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 23:30:58,744 INFO L853 garLoopResultBuilder]: At program point L336-1(lines 321 339) the Hoare annotation is: false [2021-10-28 23:30:58,744 INFO L853 garLoopResultBuilder]: At program point L336-2(lines 321 339) the Hoare annotation is: false [2021-10-28 23:30:58,745 INFO L853 garLoopResultBuilder]: At program point L336-3(lines 321 339) the Hoare annotation is: false [2021-10-28 23:30:58,745 INFO L853 garLoopResultBuilder]: At program point L336-4(lines 321 339) the Hoare annotation is: false [2021-10-28 23:30:58,745 INFO L853 garLoopResultBuilder]: At program point L336-5(lines 321 339) the Hoare annotation is: false [2021-10-28 23:30:58,745 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,745 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,746 INFO L857 garLoopResultBuilder]: For program point L140-2(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,746 INFO L857 garLoopResultBuilder]: For program point L140-3(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,746 INFO L857 garLoopResultBuilder]: For program point L140-4(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,746 INFO L857 garLoopResultBuilder]: For program point L140-5(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,746 INFO L857 garLoopResultBuilder]: For program point L140-6(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,747 INFO L857 garLoopResultBuilder]: For program point L140-7(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,747 INFO L857 garLoopResultBuilder]: For program point L140-8(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,747 INFO L857 garLoopResultBuilder]: For program point L140-9(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,747 INFO L857 garLoopResultBuilder]: For program point L140-10(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,748 INFO L857 garLoopResultBuilder]: For program point L140-11(lines 140 157) no Hoare annotation was computed. [2021-10-28 23:30:58,748 INFO L857 garLoopResultBuilder]: For program point L603(lines 603 607) no Hoare annotation was computed. [2021-10-28 23:30:58,748 INFO L857 garLoopResultBuilder]: For program point L603-1(lines 108 114) no Hoare annotation was computed. [2021-10-28 23:30:58,748 INFO L853 garLoopResultBuilder]: At program point L75(lines 1 1049) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:30:58,749 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2021-10-28 23:30:58,749 INFO L857 garLoopResultBuilder]: For program point L671(lines 671 678) no Hoare annotation was computed. [2021-10-28 23:30:58,749 INFO L860 garLoopResultBuilder]: At program point L671-1(lines 671 678) the Hoare annotation is: true [2021-10-28 23:30:58,749 INFO L857 garLoopResultBuilder]: For program point L407(lines 407 422) no Hoare annotation was computed. [2021-10-28 23:30:58,749 INFO L857 garLoopResultBuilder]: For program point L144(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,750 INFO L857 garLoopResultBuilder]: For program point L144-1(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,750 INFO L857 garLoopResultBuilder]: For program point L144-2(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,750 INFO L857 garLoopResultBuilder]: For program point L144-3(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,750 INFO L857 garLoopResultBuilder]: For program point L144-4(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,750 INFO L857 garLoopResultBuilder]: For program point L144-5(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,751 INFO L857 garLoopResultBuilder]: For program point L144-6(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,751 INFO L857 garLoopResultBuilder]: For program point L144-7(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,751 INFO L857 garLoopResultBuilder]: For program point L144-8(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,751 INFO L857 garLoopResultBuilder]: For program point L144-9(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,751 INFO L857 garLoopResultBuilder]: For program point L144-10(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,751 INFO L857 garLoopResultBuilder]: For program point L144-11(lines 144 152) no Hoare annotation was computed. [2021-10-28 23:30:58,752 INFO L857 garLoopResultBuilder]: For program point L344(lines 344 350) no Hoare annotation was computed. [2021-10-28 23:30:58,752 INFO L853 garLoopResultBuilder]: At program point L344-1(lines 344 350) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1)))) [2021-10-28 23:30:58,752 INFO L853 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:30:58,752 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 421) no Hoare annotation was computed. [2021-10-28 23:30:58,753 INFO L853 garLoopResultBuilder]: At program point L415-1(lines 108 114) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~systemActive~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~methAndRunningLastTime~0 0) .cse1 .cse2) (and .cse0 .cse3 .cse2 .cse4) (and .cse0 .cse3 .cse5 .cse4) (and .cse0 .cse5 .cse1))) [2021-10-28 23:30:58,753 INFO L860 garLoopResultBuilder]: At program point L680(lines 661 683) the Hoare annotation is: true [2021-10-28 23:30:58,753 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:30:58,753 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:30:58,753 INFO L857 garLoopResultBuilder]: For program point L491(lines 491 495) no Hoare annotation was computed. [2021-10-28 23:30:58,754 INFO L857 garLoopResultBuilder]: For program point L491-3(lines 491 495) no Hoare annotation was computed. [2021-10-28 23:30:58,754 INFO L857 garLoopResultBuilder]: For program point L491-6(lines 491 495) no Hoare annotation was computed. [2021-10-28 23:30:58,754 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,754 INFO L857 garLoopResultBuilder]: For program point L228-2(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,754 INFO L857 garLoopResultBuilder]: For program point L228-4(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,755 INFO L857 garLoopResultBuilder]: For program point L228-6(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,755 INFO L857 garLoopResultBuilder]: For program point L228-8(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,755 INFO L857 garLoopResultBuilder]: For program point L228-10(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,755 INFO L857 garLoopResultBuilder]: For program point L228-12(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,755 INFO L857 garLoopResultBuilder]: For program point L228-14(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,756 INFO L857 garLoopResultBuilder]: For program point L228-16(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,756 INFO L857 garLoopResultBuilder]: For program point L228-18(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,756 INFO L857 garLoopResultBuilder]: For program point L228-20(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,756 INFO L857 garLoopResultBuilder]: For program point L228-22(lines 228 234) no Hoare annotation was computed. [2021-10-28 23:30:58,756 INFO L853 garLoopResultBuilder]: At program point L427(lines 376 428) the Hoare annotation is: false [2021-10-28 23:30:58,757 INFO L857 garLoopResultBuilder]: For program point L166(lines 166 183) no Hoare annotation was computed. [2021-10-28 23:30:58,757 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 166 183) no Hoare annotation was computed. [2021-10-28 23:30:58,757 INFO L857 garLoopResultBuilder]: For program point L166-2(lines 166 183) no Hoare annotation was computed. [2021-10-28 23:30:58,757 INFO L857 garLoopResultBuilder]: For program point L166-3(lines 166 183) no Hoare annotation was computed. [2021-10-28 23:30:58,757 INFO L857 garLoopResultBuilder]: For program point L166-4(lines 166 183) no Hoare annotation was computed. [2021-10-28 23:30:58,758 INFO L857 garLoopResultBuilder]: For program point L166-5(lines 166 183) no Hoare annotation was computed. [2021-10-28 23:30:58,762 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:30:58,764 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:30:58,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:30:58 BoogieIcfgContainer [2021-10-28 23:30:58,802 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:30:58,803 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:30:58,803 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:30:58,804 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:30:58,804 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:30:39" (3/4) ... [2021-10-28 23:30:58,808 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:30:58,842 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:30:58,845 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:30:58,848 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:30:58,851 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:30:58,853 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:30:58,856 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:30:58,859 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:30:58,888 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 0 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) [2021-10-28 23:30:58,889 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 0 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) [2021-10-28 23:30:58,890 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive) || (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 23:30:58,892 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 0 == systemActive) [2021-10-28 23:30:58,893 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) || (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) [2021-10-28 23:30:58,894 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) && 1 <= \result) [2021-10-28 23:30:58,894 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) [2021-10-28 23:30:58,898 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 23:30:58,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 23:30:58,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 23:30:58,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) [2021-10-28 23:30:58,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 23:30:58,901 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) && 1 <= \result) [2021-10-28 23:30:58,902 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 23:30:58,902 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 23:30:58,903 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 23:30:58,903 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 23:30:58,903 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 23:30:58,904 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 23:30:59,024 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:30:59,027 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:30:59,029 INFO L168 Benchmark]: Toolchain (without parser) took 22251.04 ms. Allocated memory was 88.1 MB in the beginning and 333.4 MB in the end (delta: 245.4 MB). Free memory was 52.1 MB in the beginning and 165.8 MB in the end (delta: -113.7 MB). Peak memory consumption was 131.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:30:59,030 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 88.1 MB. Free memory was 63.3 MB in the beginning and 63.2 MB in the end (delta: 21.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:30:59,031 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.34 ms. Allocated memory was 88.1 MB in the beginning and 117.4 MB in the end (delta: 29.4 MB). Free memory was 51.9 MB in the beginning and 82.6 MB in the end (delta: -30.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:30:59,031 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.82 ms. Allocated memory is still 117.4 MB. Free memory was 82.6 MB in the beginning and 77.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:30:59,032 INFO L168 Benchmark]: Boogie Preprocessor took 101.88 ms. Allocated memory is still 117.4 MB. Free memory was 77.0 MB in the beginning and 72.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:30:59,032 INFO L168 Benchmark]: RCFGBuilder took 1651.21 ms. Allocated memory is still 117.4 MB. Free memory was 72.8 MB in the beginning and 64.5 MB in the end (delta: 8.3 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:30:59,033 INFO L168 Benchmark]: TraceAbstraction took 19417.81 ms. Allocated memory was 117.4 MB in the beginning and 333.4 MB in the end (delta: 216.0 MB). Free memory was 63.9 MB in the beginning and 185.7 MB in the end (delta: -121.8 MB). Peak memory consumption was 175.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:30:59,033 INFO L168 Benchmark]: Witness Printer took 224.29 ms. Allocated memory is still 333.4 MB. Free memory was 185.7 MB in the beginning and 165.8 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:30:59,036 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 88.1 MB. Free memory was 63.3 MB in the beginning and 63.2 MB in the end (delta: 21.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 658.34 ms. Allocated memory was 88.1 MB in the beginning and 117.4 MB in the end (delta: 29.4 MB). Free memory was 51.9 MB in the beginning and 82.6 MB in the end (delta: -30.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 181.82 ms. Allocated memory is still 117.4 MB. Free memory was 82.6 MB in the beginning and 77.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 101.88 ms. Allocated memory is still 117.4 MB. Free memory was 77.0 MB in the beginning and 72.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1651.21 ms. Allocated memory is still 117.4 MB. Free memory was 72.8 MB in the beginning and 64.5 MB in the end (delta: 8.3 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19417.81 ms. Allocated memory was 117.4 MB in the beginning and 333.4 MB in the end (delta: 216.0 MB). Free memory was 63.9 MB in the beginning and 185.7 MB in the end (delta: -121.8 MB). Peak memory consumption was 175.0 MB. Max. memory is 16.1 GB. * Witness Printer took 224.29 ms. Allocated memory is still 333.4 MB. Free memory was 185.7 MB in the beginning and 165.8 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 440]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 440]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 440]: 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, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 19.2s, OverallIterations: 13, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2116 SDtfs, 3103 SDslu, 3907 SDs, 0 SdLazy, 561 SolverSat, 137 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 273 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred in iteration=9, InterpolantAutomatonStates: 90, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 3106 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 359 NumberOfFragments, 1017 HoareAnnotationTreeSize, 93 FomulaSimplifications, 4863455 FormulaSimplificationTreeSizeReduction, 4.6s HoareSimplificationTime, 93 FomulaSimplificationsInter, 675993 FormulaSimplificationTreeSizeReductionInter, 7.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 656 NumberOfCodeBlocks, 656 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 641 ConstructedInterpolants, 0 QuantifiedInterpolants, 1019 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1028 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 150/154 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: 523]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) && 1 <= \result) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 0 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) && 1 <= \result) - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 0 == systemActive) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) || ((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) || (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 0 == systemActive) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: 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 == 0) && 0 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive) || (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 1) && 1 <= \result) && 0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:30:59,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2767e646-80cf-4542-a136-feea4a86b60a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...