./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product34.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_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/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_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product34.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/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_7f284101-ad83-44a1-8643-f73dae9ad57a/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 750fa47004e8b71818a419cd0705c167dc764081be79a2bed3ff642b9979f0ab .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 00:01:56,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 00:01:56,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 00:01:56,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 00:01:56,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 00:01:56,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 00:01:56,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 00:01:56,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 00:01:56,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 00:01:56,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 00:01:56,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 00:01:56,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 00:01:56,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 00:01:56,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 00:01:56,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 00:01:56,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 00:01:56,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 00:01:56,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 00:01:56,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 00:01:56,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 00:01:56,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 00:01:56,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 00:01:56,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 00:01:56,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 00:01:56,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 00:01:56,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 00:01:56,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 00:01:56,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 00:01:56,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 00:01:56,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 00:01:56,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 00:01:56,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 00:01:56,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 00:01:56,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 00:01:56,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 00:01:56,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 00:01:56,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 00:01:56,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 00:01:56,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 00:01:56,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 00:01:56,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 00:01:56,831 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-29 00:01:56,893 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 00:01:56,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 00:01:56,897 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-29 00:01:56,897 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-29 00:01:56,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 00:01:56,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 00:01:56,899 INFO L138 SettingsManager]: * Use SBE=true [2021-10-29 00:01:56,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 00:01:56,900 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 00:01:56,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 00:01:56,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 00:01:56,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 00:01:56,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 00:01:56,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 00:01:56,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 00:01:56,903 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 00:01:56,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 00:01:56,903 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 00:01:56,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 00:01:56,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 00:01:56,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 00:01:56,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 00:01:56,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 00:01:56,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 00:01:56,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 00:01:56,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 00:01:56,906 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-29 00:01:56,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 00:01:56,906 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-29 00:01:56,908 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-29 00:01:56,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 00:01:56,909 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 00:01:56,909 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_7f284101-ad83-44a1-8643-f73dae9ad57a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 750fa47004e8b71818a419cd0705c167dc764081be79a2bed3ff642b9979f0ab [2021-10-29 00:01:57,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 00:01:57,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 00:01:57,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 00:01:57,302 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 00:01:57,303 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 00:01:57,304 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec3_product34.cil.c [2021-10-29 00:01:57,374 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/data/2376e031a/c2345b67d4934048a0358f8d0d212297/FLAG2f40d9a2f [2021-10-29 00:01:58,041 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 00:01:58,053 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/sv-benchmarks/c/product-lines/minepump_spec3_product34.cil.c [2021-10-29 00:01:58,079 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/data/2376e031a/c2345b67d4934048a0358f8d0d212297/FLAG2f40d9a2f [2021-10-29 00:01:58,265 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/data/2376e031a/c2345b67d4934048a0358f8d0d212297 [2021-10-29 00:01:58,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 00:01:58,269 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 00:01:58,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 00:01:58,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 00:01:58,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 00:01:58,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:01:58" (1/1) ... [2021-10-29 00:01:58,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ffca1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:58, skipping insertion in model container [2021-10-29 00:01:58,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:01:58" (1/1) ... [2021-10-29 00:01:58,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 00:01:58,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 00:01:58,889 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_7f284101-ad83-44a1-8643-f73dae9ad57a/sv-benchmarks/c/product-lines/minepump_spec3_product34.cil.c[16171,16184] [2021-10-29 00:01:58,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 00:01:58,930 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 00:01:59,030 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_7f284101-ad83-44a1-8643-f73dae9ad57a/sv-benchmarks/c/product-lines/minepump_spec3_product34.cil.c[16171,16184] [2021-10-29 00:01:59,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 00:01:59,060 INFO L208 MainTranslator]: Completed translation [2021-10-29 00:01:59,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59 WrapperNode [2021-10-29 00:01:59,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 00:01:59,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 00:01:59,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 00:01:59,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 00:01:59,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59" (1/1) ... [2021-10-29 00:01:59,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59" (1/1) ... [2021-10-29 00:01:59,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 00:01:59,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 00:01:59,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 00:01:59,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 00:01:59,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59" (1/1) ... [2021-10-29 00:01:59,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59" (1/1) ... [2021-10-29 00:01:59,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59" (1/1) ... [2021-10-29 00:01:59,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59" (1/1) ... [2021-10-29 00:01:59,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59" (1/1) ... [2021-10-29 00:01:59,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59" (1/1) ... [2021-10-29 00:01:59,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59" (1/1) ... [2021-10-29 00:01:59,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 00:01:59,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 00:01:59,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 00:01:59,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 00:01:59,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59" (1/1) ... [2021-10-29 00:01:59,270 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 00:01:59,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:01:59,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 00:01:59,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 00:01:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 00:01:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 00:01:59,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 00:01:59,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 00:02:00,241 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 00:02:00,241 INFO L299 CfgBuilder]: Removed 104 assume(true) statements. [2021-10-29 00:02:00,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:02:00 BoogieIcfgContainer [2021-10-29 00:02:00,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 00:02:00,246 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 00:02:00,246 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 00:02:00,250 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 00:02:00,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 12:01:58" (1/3) ... [2021-10-29 00:02:00,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcecfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 12:02:00, skipping insertion in model container [2021-10-29 00:02:00,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:01:59" (2/3) ... [2021-10-29 00:02:00,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcecfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 12:02:00, skipping insertion in model container [2021-10-29 00:02:00,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:02:00" (3/3) ... [2021-10-29 00:02:00,254 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product34.cil.c [2021-10-29 00:02:00,260 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 00:02:00,261 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 00:02:00,319 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 00:02:00,326 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 [2021-10-29 00:02:00,327 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 00:02:00,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 80 states have (on average 1.575) internal successors, (126), 83 states have internal predecessors, (126), 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) [2021-10-29 00:02:00,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 00:02:00,354 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 00:02:00,355 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 00:02:00,356 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 00:02:00,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:02:00,363 INFO L85 PathProgramCache]: Analyzing trace with hash 143052540, now seen corresponding path program 1 times [2021-10-29 00:02:00,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:02:00,374 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256294147] [2021-10-29 00:02:00,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:02:00,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:02:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:02:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:02:00,668 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:02:00,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256294147] [2021-10-29 00:02:00,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256294147] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:02:00,669 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:02:00,670 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-29 00:02:00,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393452236] [2021-10-29 00:02:00,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 00:02:00,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:02:00,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 00:02:00,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 00:02:00,701 INFO L87 Difference]: Start difference. First operand has 84 states, 80 states have (on average 1.575) internal successors, (126), 83 states have internal predecessors, (126), 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) [2021-10-29 00:02:00,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:02:00,732 INFO L93 Difference]: Finished difference Result 162 states and 245 transitions. [2021-10-29 00:02:00,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 00:02:00,733 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 [2021-10-29 00:02:00,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 00:02:00,745 INFO L225 Difference]: With dead ends: 162 [2021-10-29 00:02:00,746 INFO L226 Difference]: Without dead ends: 80 [2021-10-29 00:02:00,749 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 [2021-10-29 00:02:00,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-10-29 00:02:00,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2021-10-29 00:02:00,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 77 states have (on average 1.4805194805194806) internal successors, (114), 79 states have internal predecessors, (114), 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) [2021-10-29 00:02:00,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 114 transitions. [2021-10-29 00:02:00,796 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 114 transitions. Word has length 18 [2021-10-29 00:02:00,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 00:02:00,797 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 114 transitions. [2021-10-29 00:02:00,797 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) [2021-10-29 00:02:00,798 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 114 transitions. [2021-10-29 00:02:00,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 00:02:00,799 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 00:02:00,800 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 00:02:00,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-29 00:02:00,800 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 00:02:00,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:02:00,802 INFO L85 PathProgramCache]: Analyzing trace with hash -767978213, now seen corresponding path program 1 times [2021-10-29 00:02:00,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:02:00,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036179972] [2021-10-29 00:02:00,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:02:00,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:02:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:02:00,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:02:00,926 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:02:00,926 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036179972] [2021-10-29 00:02:00,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036179972] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:02:00,927 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:02:00,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-29 00:02:00,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212222568] [2021-10-29 00:02:00,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 00:02:00,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:02:00,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 00:02:00,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 00:02:00,931 INFO L87 Difference]: Start difference. First operand 80 states and 114 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) [2021-10-29 00:02:00,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:02:00,943 INFO L93 Difference]: Finished difference Result 80 states and 114 transitions. [2021-10-29 00:02:00,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 00:02:00,944 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 [2021-10-29 00:02:00,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 00:02:00,946 INFO L225 Difference]: With dead ends: 80 [2021-10-29 00:02:00,946 INFO L226 Difference]: Without dead ends: 36 [2021-10-29 00:02:00,947 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 [2021-10-29 00:02:00,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-10-29 00:02:00,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-10-29 00:02:00,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 35 states have (on average 1.457142857142857) internal successors, (51), 35 states have internal predecessors, (51), 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) [2021-10-29 00:02:00,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 51 transitions. [2021-10-29 00:02:00,954 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 51 transitions. Word has length 19 [2021-10-29 00:02:00,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 00:02:00,954 INFO L470 AbstractCegarLoop]: Abstraction has 36 states and 51 transitions. [2021-10-29 00:02:00,955 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) [2021-10-29 00:02:00,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2021-10-29 00:02:00,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 00:02:00,956 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 00:02:00,957 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] [2021-10-29 00:02:00,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-29 00:02:00,957 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 00:02:00,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:02:00,958 INFO L85 PathProgramCache]: Analyzing trace with hash 459341460, now seen corresponding path program 1 times [2021-10-29 00:02:00,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:02:00,959 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132069473] [2021-10-29 00:02:00,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:02:00,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:02:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:02:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:02:01,222 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:02:01,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132069473] [2021-10-29 00:02:01,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132069473] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:02:01,224 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:02:01,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-29 00:02:01,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152626911] [2021-10-29 00:02:01,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 00:02:01,227 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:02:01,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 00:02:01,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 00:02:01,229 INFO L87 Difference]: Start difference. First operand 36 states and 51 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 00:02:01,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:02:01,302 INFO L93 Difference]: Finished difference Result 66 states and 96 transitions. [2021-10-29 00:02:01,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 00:02:01,303 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-29 00:02:01,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 00:02:01,307 INFO L225 Difference]: With dead ends: 66 [2021-10-29 00:02:01,307 INFO L226 Difference]: Without dead ends: 36 [2021-10-29 00:02:01,309 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 [2021-10-29 00:02:01,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-10-29 00:02:01,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-10-29 00:02:01,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 35 states have (on average 1.4285714285714286) internal successors, (50), 35 states have internal predecessors, (50), 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) [2021-10-29 00:02:01,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 50 transitions. [2021-10-29 00:02:01,325 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 50 transitions. Word has length 24 [2021-10-29 00:02:01,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 00:02:01,326 INFO L470 AbstractCegarLoop]: Abstraction has 36 states and 50 transitions. [2021-10-29 00:02:01,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 00:02:01,327 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2021-10-29 00:02:01,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 00:02:01,328 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 00:02:01,329 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] [2021-10-29 00:02:01,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-29 00:02:01,329 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 00:02:01,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:02:01,330 INFO L85 PathProgramCache]: Analyzing trace with hash -179810352, now seen corresponding path program 1 times [2021-10-29 00:02:01,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:02:01,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881992531] [2021-10-29 00:02:01,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:02:01,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:02:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:02:01,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:02:01,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:02:01,406 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881992531] [2021-10-29 00:02:01,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881992531] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:02:01,407 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:02:01,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-29 00:02:01,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915894483] [2021-10-29 00:02:01,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 00:02:01,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:02:01,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 00:02:01,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 00:02:01,409 INFO L87 Difference]: Start difference. First operand 36 states and 50 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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) [2021-10-29 00:02:01,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:02:01,433 INFO L93 Difference]: Finished difference Result 89 states and 127 transitions. [2021-10-29 00:02:01,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 00:02:01,433 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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 25 [2021-10-29 00:02:01,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 00:02:01,434 INFO L225 Difference]: With dead ends: 89 [2021-10-29 00:02:01,435 INFO L226 Difference]: Without dead ends: 59 [2021-10-29 00:02:01,435 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 [2021-10-29 00:02:01,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-10-29 00:02:01,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 57. [2021-10-29 00:02:01,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 56 states have (on average 1.4285714285714286) internal successors, (80), 56 states have internal predecessors, (80), 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) [2021-10-29 00:02:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 80 transitions. [2021-10-29 00:02:01,445 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 80 transitions. Word has length 25 [2021-10-29 00:02:01,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 00:02:01,446 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 80 transitions. [2021-10-29 00:02:01,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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) [2021-10-29 00:02:01,446 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2021-10-29 00:02:01,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 00:02:01,447 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 00:02:01,448 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] [2021-10-29 00:02:01,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-29 00:02:01,448 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 00:02:01,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:02:01,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1667839457, now seen corresponding path program 1 times [2021-10-29 00:02:01,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:02:01,450 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842759635] [2021-10-29 00:02:01,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:02:01,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:02:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:02:01,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:02:01,531 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:02:01,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842759635] [2021-10-29 00:02:01,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842759635] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:02:01,532 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:02:01,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-29 00:02:01,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612668189] [2021-10-29 00:02:01,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 00:02:01,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:02:01,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 00:02:01,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 00:02:01,534 INFO L87 Difference]: Start difference. First operand 57 states and 80 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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) [2021-10-29 00:02:01,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:02:01,613 INFO L93 Difference]: Finished difference Result 149 states and 209 transitions. [2021-10-29 00:02:01,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 00:02:01,614 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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 31 [2021-10-29 00:02:01,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 00:02:01,615 INFO L225 Difference]: With dead ends: 149 [2021-10-29 00:02:01,615 INFO L226 Difference]: Without dead ends: 98 [2021-10-29 00:02:01,616 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 [2021-10-29 00:02:01,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2021-10-29 00:02:01,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 60. [2021-10-29 00:02:01,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 59 states have internal predecessors, (83), 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) [2021-10-29 00:02:01,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 83 transitions. [2021-10-29 00:02:01,625 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 83 transitions. Word has length 31 [2021-10-29 00:02:01,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 00:02:01,625 INFO L470 AbstractCegarLoop]: Abstraction has 60 states and 83 transitions. [2021-10-29 00:02:01,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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) [2021-10-29 00:02:01,626 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2021-10-29 00:02:01,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 00:02:01,634 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 00:02:01,634 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] [2021-10-29 00:02:01,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-29 00:02:01,635 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 00:02:01,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:02:01,636 INFO L85 PathProgramCache]: Analyzing trace with hash 540443364, now seen corresponding path program 1 times [2021-10-29 00:02:01,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:02:01,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444778108] [2021-10-29 00:02:01,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:02:01,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:02:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:02:01,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:02:01,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:02:01,772 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444778108] [2021-10-29 00:02:01,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444778108] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:02:01,773 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:02:01,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-29 00:02:01,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154599873] [2021-10-29 00:02:01,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 00:02:01,774 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:02:01,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 00:02:01,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 00:02:01,775 INFO L87 Difference]: Start difference. First operand 60 states and 83 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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) [2021-10-29 00:02:01,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:02:01,892 INFO L93 Difference]: Finished difference Result 314 states and 451 transitions. [2021-10-29 00:02:01,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-29 00:02:01,893 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 31 [2021-10-29 00:02:01,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 00:02:01,896 INFO L225 Difference]: With dead ends: 314 [2021-10-29 00:02:01,896 INFO L226 Difference]: Without dead ends: 260 [2021-10-29 00:02:01,897 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-29 00:02:01,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-10-29 00:02:01,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 106. [2021-10-29 00:02:01,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 105 states have (on average 1.3714285714285714) internal successors, (144), 105 states have internal predecessors, (144), 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) [2021-10-29 00:02:01,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 144 transitions. [2021-10-29 00:02:01,923 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 144 transitions. Word has length 31 [2021-10-29 00:02:01,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 00:02:01,924 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 144 transitions. [2021-10-29 00:02:01,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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) [2021-10-29 00:02:01,924 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 144 transitions. [2021-10-29 00:02:01,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 00:02:01,926 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 00:02:01,926 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] [2021-10-29 00:02:01,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-29 00:02:01,927 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 00:02:01,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:02:01,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1572316506, now seen corresponding path program 1 times [2021-10-29 00:02:01,928 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:02:01,928 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992478019] [2021-10-29 00:02:01,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:02:01,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:02:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:02:02,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:02:02,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:02:02,015 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992478019] [2021-10-29 00:02:02,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992478019] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:02:02,015 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:02:02,016 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-29 00:02:02,016 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470450418] [2021-10-29 00:02:02,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 00:02:02,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:02:02,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 00:02:02,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-29 00:02:02,018 INFO L87 Difference]: Start difference. First operand 106 states and 144 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 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) [2021-10-29 00:02:02,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:02:02,173 INFO L93 Difference]: Finished difference Result 212 states and 295 transitions. [2021-10-29 00:02:02,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 00:02:02,174 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 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 32 [2021-10-29 00:02:02,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 00:02:02,176 INFO L225 Difference]: With dead ends: 212 [2021-10-29 00:02:02,176 INFO L226 Difference]: Without dead ends: 158 [2021-10-29 00:02:02,177 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-29 00:02:02,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2021-10-29 00:02:02,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 155. [2021-10-29 00:02:02,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 154 states have (on average 1.3766233766233766) internal successors, (212), 154 states have internal predecessors, (212), 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) [2021-10-29 00:02:02,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 212 transitions. [2021-10-29 00:02:02,218 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 212 transitions. Word has length 32 [2021-10-29 00:02:02,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 00:02:02,218 INFO L470 AbstractCegarLoop]: Abstraction has 155 states and 212 transitions. [2021-10-29 00:02:02,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 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) [2021-10-29 00:02:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 212 transitions. [2021-10-29 00:02:02,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 00:02:02,220 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 00:02:02,220 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] [2021-10-29 00:02:02,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-29 00:02:02,220 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 00:02:02,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:02:02,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1711533540, now seen corresponding path program 1 times [2021-10-29 00:02:02,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:02:02,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593915656] [2021-10-29 00:02:02,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:02:02,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:02:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:02:02,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:02:02,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:02:02,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593915656] [2021-10-29 00:02:02,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593915656] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:02:02,281 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:02:02,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-29 00:02:02,282 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155497993] [2021-10-29 00:02:02,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 00:02:02,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:02:02,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 00:02:02,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-29 00:02:02,283 INFO L87 Difference]: Start difference. First operand 155 states and 212 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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) [2021-10-29 00:02:02,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:02:02,338 INFO L93 Difference]: Finished difference Result 350 states and 487 transitions. [2021-10-29 00:02:02,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 00:02:02,339 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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 32 [2021-10-29 00:02:02,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 00:02:02,341 INFO L225 Difference]: With dead ends: 350 [2021-10-29 00:02:02,341 INFO L226 Difference]: Without dead ends: 246 [2021-10-29 00:02:02,345 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-29 00:02:02,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-10-29 00:02:02,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 152. [2021-10-29 00:02:02,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 151 states have (on average 1.3774834437086092) internal successors, (208), 151 states have internal predecessors, (208), 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) [2021-10-29 00:02:02,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 208 transitions. [2021-10-29 00:02:02,384 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 208 transitions. Word has length 32 [2021-10-29 00:02:02,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 00:02:02,384 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 208 transitions. [2021-10-29 00:02:02,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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) [2021-10-29 00:02:02,385 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 208 transitions. [2021-10-29 00:02:02,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 00:02:02,393 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 00:02:02,393 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] [2021-10-29 00:02:02,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-29 00:02:02,395 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 00:02:02,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:02:02,395 INFO L85 PathProgramCache]: Analyzing trace with hash -1197872225, now seen corresponding path program 1 times [2021-10-29 00:02:02,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:02:02,396 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712977021] [2021-10-29 00:02:02,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:02:02,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:02:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:02:02,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:02:02,512 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:02:02,512 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712977021] [2021-10-29 00:02:02,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712977021] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:02:02,513 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:02:02,513 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-29 00:02:02,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995290178] [2021-10-29 00:02:02,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-29 00:02:02,515 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:02:02,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-29 00:02:02,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-29 00:02:02,517 INFO L87 Difference]: Start difference. First operand 152 states and 208 transitions. Second operand has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 7 states have internal predecessors, (32), 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) [2021-10-29 00:02:02,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:02:02,739 INFO L93 Difference]: Finished difference Result 347 states and 484 transitions. [2021-10-29 00:02:02,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 00:02:02,740 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 7 states have internal predecessors, (32), 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 32 [2021-10-29 00:02:02,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 00:02:02,741 INFO L225 Difference]: With dead ends: 347 [2021-10-29 00:02:02,741 INFO L226 Difference]: Without dead ends: 84 [2021-10-29 00:02:02,742 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2021-10-29 00:02:02,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-10-29 00:02:02,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 60. [2021-10-29 00:02:02,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 59 states have (on average 1.2542372881355932) internal successors, (74), 59 states have internal predecessors, (74), 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) [2021-10-29 00:02:02,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 74 transitions. [2021-10-29 00:02:02,752 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 74 transitions. Word has length 32 [2021-10-29 00:02:02,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 00:02:02,752 INFO L470 AbstractCegarLoop]: Abstraction has 60 states and 74 transitions. [2021-10-29 00:02:02,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 7 states have internal predecessors, (32), 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) [2021-10-29 00:02:02,753 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2021-10-29 00:02:02,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 00:02:02,753 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 00:02:02,753 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] [2021-10-29 00:02:02,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-29 00:02:02,754 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 00:02:02,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:02:02,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1969698978, now seen corresponding path program 1 times [2021-10-29 00:02:02,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:02:02,755 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027194580] [2021-10-29 00:02:02,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:02:02,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:02:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:02:02,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:02:02,837 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:02:02,837 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027194580] [2021-10-29 00:02:02,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027194580] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:02:02,837 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:02:02,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-29 00:02:02,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088221497] [2021-10-29 00:02:02,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-29 00:02:02,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:02:02,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-29 00:02:02,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-29 00:02:02,839 INFO L87 Difference]: Start difference. First operand 60 states and 74 transitions. Second operand has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 7 states have internal predecessors, (32), 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) [2021-10-29 00:02:02,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:02:02,904 INFO L93 Difference]: Finished difference Result 103 states and 128 transitions. [2021-10-29 00:02:02,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-29 00:02:02,905 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 7 states have internal predecessors, (32), 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 32 [2021-10-29 00:02:02,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 00:02:02,906 INFO L225 Difference]: With dead ends: 103 [2021-10-29 00:02:02,906 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 00:02:02,906 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-10-29 00:02:02,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 00:02:02,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 00:02:02,907 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) [2021-10-29 00:02:02,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 00:02:02,907 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2021-10-29 00:02:02,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 00:02:02,907 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 00:02:02,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 7 states have internal predecessors, (32), 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) [2021-10-29 00:02:02,908 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 00:02:02,908 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 00:02:02,911 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:02:02,911 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:02:02,912 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:02:02,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-29 00:02:02,914 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 00:02:02,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:02,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:02,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:02,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:02,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:02,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:02,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:03,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 00:02:04,187 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 796) no Hoare annotation was computed. [2021-10-29 00:02:04,187 INFO L860 garLoopResultBuilder]: At program point L217(lines 198 220) the Hoare annotation is: true [2021-10-29 00:02:04,187 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-10-29 00:02:04,187 INFO L853 garLoopResultBuilder]: At program point L85-1(lines 85 91) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) .cse0 (not .cse1) .cse2 .cse3 .cse4))) [2021-10-29 00:02:04,187 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 00:02:04,188 INFO L857 garLoopResultBuilder]: For program point L796(line 796) no Hoare annotation was computed. [2021-10-29 00:02:04,188 INFO L857 garLoopResultBuilder]: For program point L796-1(line 796) no Hoare annotation was computed. [2021-10-29 00:02:04,188 INFO L857 garLoopResultBuilder]: For program point L796-2(line 796) no Hoare annotation was computed. [2021-10-29 00:02:04,188 INFO L857 garLoopResultBuilder]: For program point L103(lines 103 107) no Hoare annotation was computed. [2021-10-29 00:02:04,188 INFO L853 garLoopResultBuilder]: At program point L103-2(lines 237 243) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) .cse0 (not .cse1) .cse2 .cse3 .cse4))) [2021-10-29 00:02:04,188 INFO L857 garLoopResultBuilder]: For program point L269(lines 269 286) no Hoare annotation was computed. [2021-10-29 00:02:04,189 INFO L857 garLoopResultBuilder]: For program point L269-1(lines 269 286) no Hoare annotation was computed. [2021-10-29 00:02:04,189 INFO L857 garLoopResultBuilder]: For program point L269-2(lines 269 286) no Hoare annotation was computed. [2021-10-29 00:02:04,189 INFO L857 garLoopResultBuilder]: For program point L137(lines 137 141) no Hoare annotation was computed. [2021-10-29 00:02:04,189 INFO L857 garLoopResultBuilder]: For program point L137-1(lines 237 243) no Hoare annotation was computed. [2021-10-29 00:02:04,189 INFO L857 garLoopResultBuilder]: For program point L831(lines 831 835) no Hoare annotation was computed. [2021-10-29 00:02:04,189 INFO L853 garLoopResultBuilder]: At program point L237(lines 236 255) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) .cse0 (not .cse1) .cse2 .cse3 .cse4))) [2021-10-29 00:02:04,190 INFO L857 garLoopResultBuilder]: For program point L237-1(lines 237 243) no Hoare annotation was computed. [2021-10-29 00:02:04,190 INFO L853 garLoopResultBuilder]: At program point L237-2(lines 236 255) the Hoare annotation is: false [2021-10-29 00:02:04,190 INFO L853 garLoopResultBuilder]: At program point L237-3(lines 236 255) the Hoare annotation is: false [2021-10-29 00:02:04,190 INFO L857 garLoopResultBuilder]: For program point L767(lines 767 787) no Hoare annotation was computed. [2021-10-29 00:02:04,190 INFO L857 garLoopResultBuilder]: For program point L767-2(lines 767 787) no Hoare annotation was computed. [2021-10-29 00:02:04,191 INFO L857 garLoopResultBuilder]: For program point L767-4(lines 767 787) no Hoare annotation was computed. [2021-10-29 00:02:04,191 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 375) no Hoare annotation was computed. [2021-10-29 00:02:04,192 INFO L857 garLoopResultBuilder]: For program point L371-2(lines 371 375) no Hoare annotation was computed. [2021-10-29 00:02:04,192 INFO L857 garLoopResultBuilder]: For program point L371-3(lines 371 375) no Hoare annotation was computed. [2021-10-29 00:02:04,192 INFO L857 garLoopResultBuilder]: For program point L371-5(lines 371 375) no Hoare annotation was computed. [2021-10-29 00:02:04,192 INFO L857 garLoopResultBuilder]: For program point L371-6(lines 371 375) no Hoare annotation was computed. [2021-10-29 00:02:04,192 INFO L857 garLoopResultBuilder]: For program point L371-8(lines 371 375) no Hoare annotation was computed. [2021-10-29 00:02:04,193 INFO L853 garLoopResultBuilder]: At program point L322(lines 317 325) the Hoare annotation is: (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (not (= ~pumpRunning~0 0)) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-29 00:02:04,194 INFO L853 garLoopResultBuilder]: At program point L322-1(lines 317 325) the Hoare annotation is: false [2021-10-29 00:02:04,195 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 00:02:04,195 INFO L853 garLoopResultBuilder]: At program point L322-2(lines 317 325) the Hoare annotation is: false [2021-10-29 00:02:04,196 INFO L853 garLoopResultBuilder]: At program point L917(lines 1 928) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-29 00:02:04,196 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 890) no Hoare annotation was computed. [2021-10-29 00:02:04,196 INFO L857 garLoopResultBuilder]: For program point L884-1(lines 884 890) no Hoare annotation was computed. [2021-10-29 00:02:04,196 INFO L857 garLoopResultBuilder]: For program point L884-2(lines 884 890) no Hoare annotation was computed. [2021-10-29 00:02:04,196 INFO L857 garLoopResultBuilder]: For program point L273(lines 273 281) no Hoare annotation was computed. [2021-10-29 00:02:04,196 INFO L857 garLoopResultBuilder]: For program point L273-1(lines 273 281) no Hoare annotation was computed. [2021-10-29 00:02:04,196 INFO L857 garLoopResultBuilder]: For program point L273-2(lines 273 281) no Hoare annotation was computed. [2021-10-29 00:02:04,197 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 81) no Hoare annotation was computed. [2021-10-29 00:02:04,197 INFO L853 garLoopResultBuilder]: At program point L75-1(lines 75 81) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) .cse0 (not .cse1) .cse2 .cse3 .cse4))) [2021-10-29 00:02:04,197 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 796) no Hoare annotation was computed. [2021-10-29 00:02:04,197 INFO L857 garLoopResultBuilder]: For program point L819(lines 819 823) no Hoare annotation was computed. [2021-10-29 00:02:04,197 INFO L857 garLoopResultBuilder]: For program point L208(lines 208 215) no Hoare annotation was computed. [2021-10-29 00:02:04,198 INFO L860 garLoopResultBuilder]: At program point L208-1(lines 208 215) the Hoare annotation is: true [2021-10-29 00:02:04,198 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 00:02:04,198 INFO L857 garLoopResultBuilder]: For program point L95(lines 95 108) no Hoare annotation was computed. [2021-10-29 00:02:04,198 INFO L853 garLoopResultBuilder]: At program point L244(lines 244 250) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_processEnvironment_~tmp~2 0) (= ~waterLevel~0 1) .cse4) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) .cse0 (not .cse1) .cse2 .cse3 .cse4))) [2021-10-29 00:02:04,198 INFO L853 garLoopResultBuilder]: At program point L244-1(lines 244 250) the Hoare annotation is: false [2021-10-29 00:02:04,198 INFO L853 garLoopResultBuilder]: At program point L244-2(lines 244 250) the Hoare annotation is: false [2021-10-29 00:02:04,199 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 786) no Hoare annotation was computed. [2021-10-29 00:02:04,199 INFO L853 garLoopResultBuilder]: At program point L773-1(lines 1 928) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) .cse0 (not .cse1) .cse2 .cse3 .cse4))) [2021-10-29 00:02:04,199 INFO L857 garLoopResultBuilder]: For program point L773-2(lines 773 786) no Hoare annotation was computed. [2021-10-29 00:02:04,199 INFO L853 garLoopResultBuilder]: At program point L773-3(lines 1 928) the Hoare annotation is: false [2021-10-29 00:02:04,199 INFO L857 garLoopResultBuilder]: For program point L773-4(lines 773 786) no Hoare annotation was computed. [2021-10-29 00:02:04,199 INFO L853 garLoopResultBuilder]: At program point L773-5(lines 1 928) the Hoare annotation is: false [2021-10-29 00:02:04,200 INFO L853 garLoopResultBuilder]: At program point L889(lines 880 893) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4))) [2021-10-29 00:02:04,200 INFO L853 garLoopResultBuilder]: At program point L377(lines 362 380) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= ~waterLevel~0 1)) (.cse7 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (not .cse3) .cse4 (not .cse5) .cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse7) (and .cse0 .cse1 .cse2 .cse4 .cse6 .cse8 .cse7) (and .cse1 .cse5 .cse2 .cse3 .cse4 .cse6 .cse8 .cse7))) [2021-10-29 00:02:04,200 INFO L853 garLoopResultBuilder]: At program point L889-1(lines 880 893) the Hoare annotation is: false [2021-10-29 00:02:04,200 INFO L853 garLoopResultBuilder]: At program point L377-1(lines 362 380) the Hoare annotation is: false [2021-10-29 00:02:04,208 INFO L853 garLoopResultBuilder]: At program point L889-2(lines 880 893) the Hoare annotation is: false [2021-10-29 00:02:04,208 INFO L853 garLoopResultBuilder]: At program point L377-2(lines 362 380) the Hoare annotation is: false [2021-10-29 00:02:04,209 INFO L853 garLoopResultBuilder]: At program point L113(lines 64 114) the Hoare annotation is: false [2021-10-29 00:02:04,209 INFO L857 garLoopResultBuilder]: For program point L807(lines 807 811) no Hoare annotation was computed. [2021-10-29 00:02:04,209 INFO L857 garLoopResultBuilder]: For program point L807-3(lines 807 811) no Hoare annotation was computed. [2021-10-29 00:02:04,209 INFO L857 garLoopResultBuilder]: For program point L807-6(lines 807 811) no Hoare annotation was computed. [2021-10-29 00:02:04,209 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 00:02:04,209 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 796) no Hoare annotation was computed. [2021-10-29 00:02:04,210 INFO L857 garLoopResultBuilder]: For program point L66(lines 65 112) no Hoare annotation was computed. [2021-10-29 00:02:04,210 INFO L853 garLoopResultBuilder]: At program point L925(lines 920 928) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-29 00:02:04,210 INFO L853 garLoopResultBuilder]: At program point L182(lines 178 184) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-29 00:02:04,210 INFO L853 garLoopResultBuilder]: At program point L876(lines 871 879) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_getWaterLevel_#res| 1) .cse2 .cse3 (= ULTIMATE.start_processEnvironment_~tmp~2 0) (= ~waterLevel~0 1) .cse4) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) .cse0 (not .cse1) .cse2 .cse3 .cse4))) [2021-10-29 00:02:04,210 INFO L853 garLoopResultBuilder]: At program point L876-1(lines 871 879) the Hoare annotation is: false [2021-10-29 00:02:04,211 INFO L853 garLoopResultBuilder]: At program point L876-2(lines 871 879) the Hoare annotation is: false [2021-10-29 00:02:04,211 INFO L857 garLoopResultBuilder]: For program point L777(lines 777 783) no Hoare annotation was computed. [2021-10-29 00:02:04,211 INFO L857 garLoopResultBuilder]: For program point L777-2(lines 777 783) no Hoare annotation was computed. [2021-10-29 00:02:04,211 INFO L857 garLoopResultBuilder]: For program point L777-4(lines 777 783) no Hoare annotation was computed. [2021-10-29 00:02:04,211 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-29 00:02:04,211 INFO L853 garLoopResultBuilder]: At program point L133-2(lines 133 147) the Hoare annotation is: false [2021-10-29 00:02:04,212 INFO L853 garLoopResultBuilder]: At program point L844(lines 839 847) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_processEnvironment_~tmp~2 0) (= ~waterLevel~0 1) .cse4) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0) .cse0 (not .cse1) .cse2 .cse3 .cse4))) [2021-10-29 00:02:04,212 INFO L853 garLoopResultBuilder]: At program point L844-1(lines 839 847) the Hoare annotation is: false [2021-10-29 00:02:04,212 INFO L853 garLoopResultBuilder]: At program point L844-2(lines 839 847) the Hoare annotation is: false [2021-10-29 00:02:04,212 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-10-29 00:02:04,216 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 00:02:04,217 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 00:02:04,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 12:02:04 BoogieIcfgContainer [2021-10-29 00:02:04,261 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 00:02:04,261 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 00:02:04,261 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 00:02:04,261 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 00:02:04,262 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:02:00" (3/4) ... [2021-10-29 00:02:04,265 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 00:02:04,297 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 00:02:04,299 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 00:02:04,299 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 00:02:04,300 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 00:02:04,307 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 00:02:04,308 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 00:02:04,309 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 00:02:04,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-29 00:02:04,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-29 00:02:04,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-29 00:02:04,339 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-29 00:02:04,339 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-29 00:02:04,340 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-29 00:02:04,340 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-29 00:02:04,340 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-29 00:02:04,342 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-29 00:02:04,342 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-10-29 00:02:04,343 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1) && \result == 1) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-29 00:02:04,344 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 0 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 0 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-29 00:02:04,344 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-29 00:02:04,409 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-29 00:02:04,409 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 00:02:04,411 INFO L168 Benchmark]: Toolchain (without parser) took 6140.54 ms. Allocated memory was 83.9 MB in the beginning and 140.5 MB in the end (delta: 56.6 MB). Free memory was 46.5 MB in the beginning and 41.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 62.7 MB. Max. memory is 16.1 GB. [2021-10-29 00:02:04,412 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 83.9 MB. Free memory was 63.6 MB in the beginning and 63.6 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 00:02:04,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 789.15 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 46.3 MB in the beginning and 76.2 MB in the end (delta: -29.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 00:02:04,413 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.28 ms. Allocated memory is still 109.1 MB. Free memory was 76.2 MB in the beginning and 72.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 00:02:04,413 INFO L168 Benchmark]: Boogie Preprocessor took 99.18 ms. Allocated memory is still 109.1 MB. Free memory was 72.9 MB in the beginning and 70.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 00:02:04,414 INFO L168 Benchmark]: RCFGBuilder took 984.78 ms. Allocated memory is still 109.1 MB. Free memory was 70.8 MB in the beginning and 76.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. [2021-10-29 00:02:04,414 INFO L168 Benchmark]: TraceAbstraction took 4014.94 ms. Allocated memory was 109.1 MB in the beginning and 140.5 MB in the end (delta: 31.5 MB). Free memory was 75.7 MB in the beginning and 48.4 MB in the end (delta: 27.3 MB). Peak memory consumption was 64.0 MB. Max. memory is 16.1 GB. [2021-10-29 00:02:04,415 INFO L168 Benchmark]: Witness Printer took 147.79 ms. Allocated memory is still 140.5 MB. Free memory was 48.4 MB in the beginning and 41.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 00:02:04,418 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 83.9 MB. Free memory was 63.6 MB in the beginning and 63.6 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 789.15 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 46.3 MB in the beginning and 76.2 MB in the end (delta: -29.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 96.28 ms. Allocated memory is still 109.1 MB. Free memory was 76.2 MB in the beginning and 72.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 99.18 ms. Allocated memory is still 109.1 MB. Free memory was 72.9 MB in the beginning and 70.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 984.78 ms. Allocated memory is still 109.1 MB. Free memory was 70.8 MB in the beginning and 76.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4014.94 ms. Allocated memory was 109.1 MB in the beginning and 140.5 MB in the end (delta: 31.5 MB). Free memory was 75.7 MB in the beginning and 48.4 MB in the end (delta: 27.3 MB). Peak memory consumption was 64.0 MB. Max. memory is 16.1 GB. * Witness Printer took 147.79 ms. Allocated memory is still 140.5 MB. Free memory was 48.4 MB in the beginning and 41.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 8.4 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: 796]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 796]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 796]: 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, 84 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 747 SDtfs, 945 SDslu, 1003 SDs, 0 SdLazy, 166 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=7, InterpolantAutomatonStates: 51, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 315 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 34 PreInvPairs, 99 NumberOfFragments, 643 HoareAnnotationTreeSize, 34 FomulaSimplifications, 12159 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 34 FomulaSimplificationsInter, 799 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 276 NumberOfCodeBlocks, 276 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 266 ConstructedInterpolants, 0 QuantifiedInterpolants, 450 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 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: 236]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1) && \result == 1) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 237]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 0 && splverifierCounter == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: ((((((((((tmp == 0 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 0 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-29 00:02:04,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f284101-ad83-44a1-8643-f73dae9ad57a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...