./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product57.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_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/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_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product57.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/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_5e59e126-aba4-4a50-a440-3e548279906a/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 aba011a2dee79947f4cca7910fc4583b21e1f3cb9acd1affa050aa7677352666 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:41:38,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:41:38,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:41:38,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:41:38,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:41:38,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:41:38,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:41:38,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:41:38,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:41:38,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:41:38,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:41:38,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:41:38,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:41:38,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:41:38,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:41:38,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:41:38,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:41:38,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:41:38,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:41:38,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:41:38,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:41:38,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:41:38,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:41:38,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:41:38,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:41:38,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:41:38,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:41:38,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:41:38,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:41:38,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:41:38,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:41:38,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:41:38,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:41:38,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:41:38,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:41:38,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:41:38,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:41:38,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:41:38,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:41:38,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:41:38,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:41:38,958 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:41:38,989 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:41:38,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:41:38,990 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:41:38,990 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:41:38,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:41:38,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:41:38,992 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:41:38,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:41:38,992 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:41:38,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:41:38,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:41:38,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:41:38,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:41:38,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:41:38,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:41:38,994 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:41:38,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:41:38,995 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:41:38,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:41:38,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:41:38,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:41:38,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:41:38,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:41:38,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:41:38,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:41:38,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:41:38,997 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:41:38,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:41:38,997 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:41:38,998 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:41:38,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:41:38,998 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:41:38,998 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_5e59e126-aba4-4a50-a440-3e548279906a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aba011a2dee79947f4cca7910fc4583b21e1f3cb9acd1affa050aa7677352666 [2021-10-28 23:41:39,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:41:39,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:41:39,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:41:39,433 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:41:39,434 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:41:39,435 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec5_product57.cil.c [2021-10-28 23:41:39,530 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/data/38662947e/0ca89cfc7a544b41b09289c1ed344ace/FLAGb4020cd57 [2021-10-28 23:41:40,303 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:41:40,304 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/sv-benchmarks/c/product-lines/minepump_spec5_product57.cil.c [2021-10-28 23:41:40,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/data/38662947e/0ca89cfc7a544b41b09289c1ed344ace/FLAGb4020cd57 [2021-10-28 23:41:40,578 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/data/38662947e/0ca89cfc7a544b41b09289c1ed344ace [2021-10-28 23:41:40,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:41:40,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:41:40,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:41:40,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:41:40,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:41:40,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:41:40" (1/1) ... [2021-10-28 23:41:40,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31eb4c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:40, skipping insertion in model container [2021-10-28 23:41:40,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:41:40" (1/1) ... [2021-10-28 23:41:40,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:41:40,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:41:40,888 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_5e59e126-aba4-4a50-a440-3e548279906a/sv-benchmarks/c/product-lines/minepump_spec5_product57.cil.c[1605,1618] [2021-10-28 23:41:41,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:41:41,158 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:41:41,185 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_5e59e126-aba4-4a50-a440-3e548279906a/sv-benchmarks/c/product-lines/minepump_spec5_product57.cil.c[1605,1618] [2021-10-28 23:41:41,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:41:41,310 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:41:41,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41 WrapperNode [2021-10-28 23:41:41,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:41:41,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:41:41,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:41:41,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:41:41,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41" (1/1) ... [2021-10-28 23:41:41,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41" (1/1) ... [2021-10-28 23:41:41,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:41:41,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:41:41,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:41:41,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:41:41,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41" (1/1) ... [2021-10-28 23:41:41,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41" (1/1) ... [2021-10-28 23:41:41,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41" (1/1) ... [2021-10-28 23:41:41,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41" (1/1) ... [2021-10-28 23:41:41,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41" (1/1) ... [2021-10-28 23:41:41,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41" (1/1) ... [2021-10-28 23:41:41,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41" (1/1) ... [2021-10-28 23:41:41,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:41:41,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:41:41,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:41:41,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:41:41,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41" (1/1) ... [2021-10-28 23:41:41,517 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:41:41,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:41,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:41,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:41:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:41:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:41:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:41:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:41:42,840 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:41:42,840 INFO L299 CfgBuilder]: Removed 206 assume(true) statements. [2021-10-28 23:41:42,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:41:42 BoogieIcfgContainer [2021-10-28 23:41:42,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:41:42,846 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:41:42,846 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:41:42,862 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:41:42,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:41:40" (1/3) ... [2021-10-28 23:41:42,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34c1a31f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:41:42, skipping insertion in model container [2021-10-28 23:41:42,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:41" (2/3) ... [2021-10-28 23:41:42,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34c1a31f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:41:42, skipping insertion in model container [2021-10-28 23:41:42,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:41:42" (3/3) ... [2021-10-28 23:41:42,866 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product57.cil.c [2021-10-28 23:41:42,872 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:41:42,872 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:41:42,978 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:41:42,990 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:41:42,990 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:41:43,022 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 140 states have (on average 1.5214285714285714) internal successors, (213), 143 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:43,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 23:41:43,033 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:41:43,033 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:41:43,034 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:41:43,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:43,043 INFO L85 PathProgramCache]: Analyzing trace with hash -947048074, now seen corresponding path program 1 times [2021-10-28 23:41:43,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:43,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971703588] [2021-10-28 23:41:43,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:43,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:43,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:43,473 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:41:43,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971703588] [2021-10-28 23:41:43,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971703588] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:41:43,476 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:41:43,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:41:43,487 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743338692] [2021-10-28 23:41:43,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:41:43,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:41:43,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:41:43,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:41:43,526 INFO L87 Difference]: Start difference. First operand has 144 states, 140 states have (on average 1.5214285714285714) internal successors, (213), 143 states have internal predecessors, (213), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:43,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:41:43,597 INFO L93 Difference]: Finished difference Result 281 states and 418 transitions. [2021-10-28 23:41:43,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:41:43,598 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 23:41:43,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:41:43,613 INFO L225 Difference]: With dead ends: 281 [2021-10-28 23:41:43,613 INFO L226 Difference]: Without dead ends: 140 [2021-10-28 23:41:43,617 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:41:43,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-28 23:41:43,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2021-10-28 23:41:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 137 states have (on average 1.467153284671533) internal successors, (201), 139 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:43,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 201 transitions. [2021-10-28 23:41:43,678 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 201 transitions. Word has length 19 [2021-10-28 23:41:43,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:41:43,679 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 201 transitions. [2021-10-28 23:41:43,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 201 transitions. [2021-10-28 23:41:43,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 23:41:43,682 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:41:43,682 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] [2021-10-28 23:41:43,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:41:43,683 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:41:43,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:43,684 INFO L85 PathProgramCache]: Analyzing trace with hash 858971479, now seen corresponding path program 1 times [2021-10-28 23:41:43,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:43,685 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802649829] [2021-10-28 23:41:43,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:43,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:43,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:43,803 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:41:43,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802649829] [2021-10-28 23:41:43,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802649829] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:41:43,804 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:41:43,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:41:43,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544055263] [2021-10-28 23:41:43,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:41:43,807 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:41:43,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:41:43,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:41:43,808 INFO L87 Difference]: Start difference. First operand 140 states and 201 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:43,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:41:43,824 INFO L93 Difference]: Finished difference Result 140 states and 201 transitions. [2021-10-28 23:41:43,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:41:43,826 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-10-28 23:41:43,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:41:43,827 INFO L225 Difference]: With dead ends: 140 [2021-10-28 23:41:43,827 INFO L226 Difference]: Without dead ends: 57 [2021-10-28 23:41:43,829 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:41:43,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-28 23:41:43,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-28 23:41:43,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 56 states have (on average 1.4464285714285714) internal successors, (81), 56 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:43,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2021-10-28 23:41:43,838 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2021-10-28 23:41:43,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:41:43,839 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2021-10-28 23:41:43,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:43,839 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2021-10-28 23:41:43,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 23:41:43,841 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:41:43,841 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] [2021-10-28 23:41:43,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:41:43,842 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:41:43,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:43,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1840859928, now seen corresponding path program 1 times [2021-10-28 23:41:43,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:43,844 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289407373] [2021-10-28 23:41:43,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:43,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:44,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:44,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:41:44,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289407373] [2021-10-28 23:41:44,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289407373] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:41:44,007 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:41:44,007 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:41:44,007 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782627739] [2021-10-28 23:41:44,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:41:44,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:41:44,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:41:44,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:41:44,010 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:44,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:41:44,219 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2021-10-28 23:41:44,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:41:44,220 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-28 23:41:44,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:41:44,222 INFO L225 Difference]: With dead ends: 107 [2021-10-28 23:41:44,222 INFO L226 Difference]: Without dead ends: 57 [2021-10-28 23:41:44,223 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:41:44,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-28 23:41:44,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-28 23:41:44,232 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) [2021-10-28 23:41:44,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 80 transitions. [2021-10-28 23:41:44,234 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 80 transitions. Word has length 26 [2021-10-28 23:41:44,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:41:44,234 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 80 transitions. [2021-10-28 23:41:44,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:44,235 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2021-10-28 23:41:44,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-28 23:41:44,236 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:41:44,237 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:41:44,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:41:44,237 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:41:44,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:44,238 INFO L85 PathProgramCache]: Analyzing trace with hash 655441665, now seen corresponding path program 1 times [2021-10-28 23:41:44,239 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:44,239 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936893311] [2021-10-28 23:41:44,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:44,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:44,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:44,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:41:44,352 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936893311] [2021-10-28 23:41:44,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936893311] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:41:44,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:41:44,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:41:44,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288833049] [2021-10-28 23:41:44,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:41:44,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:41:44,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:41:44,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:41:44,356 INFO L87 Difference]: Start difference. First operand 57 states and 80 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:44,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:41:44,414 INFO L93 Difference]: Finished difference Result 131 states and 187 transitions. [2021-10-28 23:41:44,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:41:44,415 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-10-28 23:41:44,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:41:44,416 INFO L225 Difference]: With dead ends: 131 [2021-10-28 23:41:44,417 INFO L226 Difference]: Without dead ends: 81 [2021-10-28 23:41:44,417 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:41:44,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-10-28 23:41:44,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2021-10-28 23:41:44,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 78 states have (on average 1.4102564102564104) internal successors, (110), 78 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:44,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 110 transitions. [2021-10-28 23:41:44,437 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 110 transitions. Word has length 28 [2021-10-28 23:41:44,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:41:44,438 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 110 transitions. [2021-10-28 23:41:44,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:44,438 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2021-10-28 23:41:44,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:41:44,439 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:41:44,440 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:41:44,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:41:44,440 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:41:44,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:44,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1335383949, now seen corresponding path program 1 times [2021-10-28 23:41:44,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:44,442 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568071158] [2021-10-28 23:41:44,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:44,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:44,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:44,624 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:41:44,625 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568071158] [2021-10-28 23:41:44,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568071158] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:41:44,625 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:41:44,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:41:44,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698236791] [2021-10-28 23:41:44,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:41:44,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:41:44,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:41:44,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:41:44,632 INFO L87 Difference]: Start difference. First operand 79 states and 110 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:44,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:41:44,832 INFO L93 Difference]: Finished difference Result 266 states and 375 transitions. [2021-10-28 23:41:44,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 23:41:44,833 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 23:41:44,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:41:44,841 INFO L225 Difference]: With dead ends: 266 [2021-10-28 23:41:44,841 INFO L226 Difference]: Without dead ends: 194 [2021-10-28 23:41:44,845 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:41:44,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-10-28 23:41:44,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 78. [2021-10-28 23:41:44,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 77 states have (on average 1.3896103896103895) internal successors, (107), 77 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:44,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 107 transitions. [2021-10-28 23:41:44,870 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 107 transitions. Word has length 34 [2021-10-28 23:41:44,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:41:44,871 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 107 transitions. [2021-10-28 23:41:44,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:44,872 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2021-10-28 23:41:44,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 23:41:44,879 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:41:44,879 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:41:44,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:41:44,880 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:41:44,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:44,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1094266678, now seen corresponding path program 1 times [2021-10-28 23:41:44,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:44,881 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665185345] [2021-10-28 23:41:44,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:44,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:45,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:45,019 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:41:45,019 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665185345] [2021-10-28 23:41:45,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665185345] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:41:45,021 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:41:45,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:41:45,022 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148347554] [2021-10-28 23:41:45,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:41:45,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:41:45,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:41:45,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:41:45,031 INFO L87 Difference]: Start difference. First operand 78 states and 107 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:45,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:41:45,123 INFO L93 Difference]: Finished difference Result 198 states and 272 transitions. [2021-10-28 23:41:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:41:45,123 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-28 23:41:45,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:41:45,134 INFO L225 Difference]: With dead ends: 198 [2021-10-28 23:41:45,135 INFO L226 Difference]: Without dead ends: 127 [2021-10-28 23:41:45,136 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:41:45,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-10-28 23:41:45,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 84. [2021-10-28 23:41:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:45,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 113 transitions. [2021-10-28 23:41:45,164 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 113 transitions. Word has length 37 [2021-10-28 23:41:45,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:41:45,166 INFO L470 AbstractCegarLoop]: Abstraction has 84 states and 113 transitions. [2021-10-28 23:41:45,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:45,167 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2021-10-28 23:41:45,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 23:41:45,168 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:41:45,168 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:41:45,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 23:41:45,169 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:41:45,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:45,170 INFO L85 PathProgramCache]: Analyzing trace with hash 83149428, now seen corresponding path program 1 times [2021-10-28 23:41:45,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:45,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993467646] [2021-10-28 23:41:45,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:45,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:45,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:45,315 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:41:45,315 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993467646] [2021-10-28 23:41:45,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993467646] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:41:45,317 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:41:45,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:41:45,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994790910] [2021-10-28 23:41:45,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:41:45,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:41:45,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:41:45,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:41:45,321 INFO L87 Difference]: Start difference. First operand 84 states and 113 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:45,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:41:45,433 INFO L93 Difference]: Finished difference Result 215 states and 289 transitions. [2021-10-28 23:41:45,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:41:45,434 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-28 23:41:45,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:41:45,436 INFO L225 Difference]: With dead ends: 215 [2021-10-28 23:41:45,436 INFO L226 Difference]: Without dead ends: 138 [2021-10-28 23:41:45,438 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:41:45,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2021-10-28 23:41:45,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 88. [2021-10-28 23:41:45,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 87 states have (on average 1.3448275862068966) internal successors, (117), 87 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:45,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 117 transitions. [2021-10-28 23:41:45,470 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 117 transitions. Word has length 37 [2021-10-28 23:41:45,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:41:45,471 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 117 transitions. [2021-10-28 23:41:45,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:45,471 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2021-10-28 23:41:45,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 23:41:45,476 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:41:45,476 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:41:45,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:41:45,477 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:41:45,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:45,477 INFO L85 PathProgramCache]: Analyzing trace with hash -937918926, now seen corresponding path program 1 times [2021-10-28 23:41:45,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:45,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32056783] [2021-10-28 23:41:45,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:45,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:45,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:45,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:45,573 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:41:45,573 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32056783] [2021-10-28 23:41:45,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32056783] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:41:45,574 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:41:45,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:41:45,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143459104] [2021-10-28 23:41:45,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:41:45,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:41:45,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:41:45,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:41:45,576 INFO L87 Difference]: Start difference. First operand 88 states and 117 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:45,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:41:45,629 INFO L93 Difference]: Finished difference Result 230 states and 311 transitions. [2021-10-28 23:41:45,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:41:45,629 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-28 23:41:45,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:41:45,631 INFO L225 Difference]: With dead ends: 230 [2021-10-28 23:41:45,631 INFO L226 Difference]: Without dead ends: 149 [2021-10-28 23:41:45,632 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:41:45,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2021-10-28 23:41:45,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 147. [2021-10-28 23:41:45,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 146 states have (on average 1.3424657534246576) internal successors, (196), 146 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:45,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 196 transitions. [2021-10-28 23:41:45,669 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 196 transitions. Word has length 37 [2021-10-28 23:41:45,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:41:45,670 INFO L470 AbstractCegarLoop]: Abstraction has 147 states and 196 transitions. [2021-10-28 23:41:45,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:45,670 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 196 transitions. [2021-10-28 23:41:45,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-28 23:41:45,672 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:41:45,673 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:41:45,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 23:41:45,673 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:41:45,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:45,674 INFO L85 PathProgramCache]: Analyzing trace with hash 597879026, now seen corresponding path program 1 times [2021-10-28 23:41:45,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:45,674 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925385635] [2021-10-28 23:41:45,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:45,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:45,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:45,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:41:45,878 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925385635] [2021-10-28 23:41:45,878 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925385635] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:41:45,878 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:41:45,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:41:45,878 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365983621] [2021-10-28 23:41:45,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 23:41:45,880 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:41:45,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 23:41:45,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:41:45,888 INFO L87 Difference]: Start difference. First operand 147 states and 196 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:46,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:41:46,277 INFO L93 Difference]: Finished difference Result 509 states and 691 transitions. [2021-10-28 23:41:46,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 23:41:46,278 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-28 23:41:46,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:41:46,283 INFO L225 Difference]: With dead ends: 509 [2021-10-28 23:41:46,283 INFO L226 Difference]: Without dead ends: 369 [2021-10-28 23:41:46,284 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:41:46,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2021-10-28 23:41:46,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 144. [2021-10-28 23:41:46,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 143 states have (on average 1.3076923076923077) internal successors, (187), 143 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:46,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 187 transitions. [2021-10-28 23:41:46,318 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 187 transitions. Word has length 38 [2021-10-28 23:41:46,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:41:46,318 INFO L470 AbstractCegarLoop]: Abstraction has 144 states and 187 transitions. [2021-10-28 23:41:46,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:46,319 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 187 transitions. [2021-10-28 23:41:46,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-28 23:41:46,321 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:41:46,321 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:41:46,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:41:46,322 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:41:46,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:46,322 INFO L85 PathProgramCache]: Analyzing trace with hash -1086391584, now seen corresponding path program 1 times [2021-10-28 23:41:46,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:46,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921192592] [2021-10-28 23:41:46,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:46,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:46,465 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:46,466 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:41:46,466 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921192592] [2021-10-28 23:41:46,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921192592] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:41:46,466 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1815356056] [2021-10-28 23:41:46,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:46,467 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:41:46,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:46,472 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:41:46,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:41:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:46,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:41:46,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:41:47,011 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:47,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1815356056] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:41:47,011 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:41:47,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-28 23:41:47,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981538868] [2021-10-28 23:41:47,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:41:47,013 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:41:47,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:41:47,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:41:47,017 INFO L87 Difference]: Start difference. First operand 144 states and 187 transitions. Second operand has 8 states, 8 states have (on average 11.375) internal successors, (91), 8 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:47,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:41:47,403 INFO L93 Difference]: Finished difference Result 318 states and 424 transitions. [2021-10-28 23:41:47,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:41:47,404 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 8 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-10-28 23:41:47,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:41:47,406 INFO L225 Difference]: With dead ends: 318 [2021-10-28 23:41:47,406 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:41:47,407 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:41:47,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:41:47,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:41:47,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:47,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:41:47,408 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-10-28 23:41:47,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:41:47,408 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:41:47,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 8 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:41:47,409 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:41:47,409 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:41:47,420 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:41:47,421 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:41:47,421 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:41:47,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:41:47,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-28 23:41:47,643 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:41:47,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:47,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,018 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:48,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:41:50,453 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 23:41:50,454 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 240) no Hoare annotation was computed. [2021-10-28 23:41:50,454 INFO L857 garLoopResultBuilder]: For program point L897(lines 897 903) no Hoare annotation was computed. [2021-10-28 23:41:50,454 INFO L857 garLoopResultBuilder]: For program point L864(lines 864 872) no Hoare annotation was computed. [2021-10-28 23:41:50,454 INFO L857 garLoopResultBuilder]: For program point L897-2(lines 897 903) no Hoare annotation was computed. [2021-10-28 23:41:50,454 INFO L857 garLoopResultBuilder]: For program point L864-1(lines 864 872) no Hoare annotation was computed. [2021-10-28 23:41:50,455 INFO L857 garLoopResultBuilder]: For program point L864-2(lines 864 872) no Hoare annotation was computed. [2021-10-28 23:41:50,455 INFO L857 garLoopResultBuilder]: For program point L765(lines 765 776) no Hoare annotation was computed. [2021-10-28 23:41:50,455 INFO L857 garLoopResultBuilder]: For program point L897-4(lines 897 903) no Hoare annotation was computed. [2021-10-28 23:41:50,455 INFO L857 garLoopResultBuilder]: For program point L897-6(lines 897 903) no Hoare annotation was computed. [2021-10-28 23:41:50,455 INFO L857 garLoopResultBuilder]: For program point L897-8(lines 897 903) no Hoare annotation was computed. [2021-10-28 23:41:50,455 INFO L857 garLoopResultBuilder]: For program point L897-10(lines 897 903) no Hoare annotation was computed. [2021-10-28 23:41:50,456 INFO L853 garLoopResultBuilder]: At program point L931(lines 926 934) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse6 (= ~pumpRunning~0 1))) (or (and (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4) .cse0 (<= 2 ~waterLevel~0) .cse1 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4 2) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5 .cse6) (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2 .cse4) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-28 23:41:50,456 INFO L853 garLoopResultBuilder]: At program point L931-1(lines 926 934) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)))) [2021-10-28 23:41:50,456 INFO L853 garLoopResultBuilder]: At program point L931-2(lines 926 934) the Hoare annotation is: false [2021-10-28 23:41:50,456 INFO L853 garLoopResultBuilder]: At program point L931-3(lines 926 934) the Hoare annotation is: false [2021-10-28 23:41:50,456 INFO L853 garLoopResultBuilder]: At program point L931-4(lines 926 934) the Hoare annotation is: false [2021-10-28 23:41:50,456 INFO L853 garLoopResultBuilder]: At program point L931-5(lines 926 934) the Hoare annotation is: false [2021-10-28 23:41:50,457 INFO L853 garLoopResultBuilder]: At program point L304(lines 299 307) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-10-28 23:41:50,457 INFO L853 garLoopResultBuilder]: At program point L304-1(lines 299 307) the Hoare annotation is: false [2021-10-28 23:41:50,457 INFO L853 garLoopResultBuilder]: At program point L304-2(lines 299 307) the Hoare annotation is: false [2021-10-28 23:41:50,457 INFO L857 garLoopResultBuilder]: For program point L999(lines 999 1003) no Hoare annotation was computed. [2021-10-28 23:41:50,457 INFO L857 garLoopResultBuilder]: For program point L999-2(lines 999 1003) no Hoare annotation was computed. [2021-10-28 23:41:50,457 INFO L857 garLoopResultBuilder]: For program point L999-3(lines 999 1003) no Hoare annotation was computed. [2021-10-28 23:41:50,457 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 851) no Hoare annotation was computed. [2021-10-28 23:41:50,458 INFO L857 garLoopResultBuilder]: For program point L999-5(lines 999 1003) no Hoare annotation was computed. [2021-10-28 23:41:50,458 INFO L857 garLoopResultBuilder]: For program point L834-1(lines 834 851) no Hoare annotation was computed. [2021-10-28 23:41:50,458 INFO L857 garLoopResultBuilder]: For program point L999-6(lines 999 1003) no Hoare annotation was computed. [2021-10-28 23:41:50,458 INFO L857 garLoopResultBuilder]: For program point L834-2(lines 834 851) no Hoare annotation was computed. [2021-10-28 23:41:50,458 INFO L857 garLoopResultBuilder]: For program point L834-3(lines 834 851) no Hoare annotation was computed. [2021-10-28 23:41:50,458 INFO L857 garLoopResultBuilder]: For program point L999-8(lines 999 1003) no Hoare annotation was computed. [2021-10-28 23:41:50,458 INFO L857 garLoopResultBuilder]: For program point L834-4(lines 834 851) no Hoare annotation was computed. [2021-10-28 23:41:50,459 INFO L857 garLoopResultBuilder]: For program point L834-5(lines 834 851) no Hoare annotation was computed. [2021-10-28 23:41:50,460 INFO L853 garLoopResultBuilder]: At program point L802(lines 798 820) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 (<= ~waterLevel~0 2) .cse2 .cse3) (and .cse0 (<= ~waterLevel~0 1) .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)))) [2021-10-28 23:41:50,460 INFO L853 garLoopResultBuilder]: At program point L802-1(lines 798 820) the Hoare annotation is: false [2021-10-28 23:41:50,460 INFO L857 garLoopResultBuilder]: For program point L736(lines 735 780) no Hoare annotation was computed. [2021-10-28 23:41:50,461 INFO L853 garLoopResultBuilder]: At program point L802-2(lines 798 820) the Hoare annotation is: false [2021-10-28 23:41:50,461 INFO L857 garLoopResultBuilder]: For program point L703(lines 703 720) no Hoare annotation was computed. [2021-10-28 23:41:50,461 INFO L853 garLoopResultBuilder]: At program point L703-1(lines 1 1008) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse6 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4)) (.cse7 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4 2)) (.cse8 (<= |ULTIMATE.start_getWaterLevel_#res| 2)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse11 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse3 .cse7 .cse8 .cse9 .cse4 .cse10 .cse5) (and .cse6 .cse0 (<= 2 ~waterLevel~0) .cse3 .cse7 .cse8 .cse9 .cse4 .cse10 .cse5 .cse11) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 1) .cse4 .cse5 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse11))) [2021-10-28 23:41:50,461 INFO L857 garLoopResultBuilder]: For program point L703-2(lines 703 720) no Hoare annotation was computed. [2021-10-28 23:41:50,462 INFO L853 garLoopResultBuilder]: At program point L703-3(lines 1 1008) the Hoare annotation is: false [2021-10-28 23:41:50,462 INFO L857 garLoopResultBuilder]: For program point L703-4(lines 703 720) no Hoare annotation was computed. [2021-10-28 23:41:50,462 INFO L853 garLoopResultBuilder]: At program point L703-5(lines 1 1008) the Hoare annotation is: false [2021-10-28 23:41:50,462 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 23:41:50,463 INFO L853 garLoopResultBuilder]: At program point L109-2(lines 109 123) the Hoare annotation is: false [2021-10-28 23:41:50,463 INFO L857 garLoopResultBuilder]: For program point L737(lines 737 741) no Hoare annotation was computed. [2021-10-28 23:41:50,463 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-10-28 23:41:50,463 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 775) no Hoare annotation was computed. [2021-10-28 23:41:50,463 INFO L857 garLoopResultBuilder]: For program point L771-2(lines 765 776) no Hoare annotation was computed. [2021-10-28 23:41:50,464 INFO L857 garLoopResultBuilder]: For program point L838(lines 838 846) no Hoare annotation was computed. [2021-10-28 23:41:50,464 INFO L857 garLoopResultBuilder]: For program point L838-1(lines 838 846) no Hoare annotation was computed. [2021-10-28 23:41:50,464 INFO L857 garLoopResultBuilder]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2021-10-28 23:41:50,464 INFO L857 garLoopResultBuilder]: For program point L838-3(lines 838 846) no Hoare annotation was computed. [2021-10-28 23:41:50,465 INFO L857 garLoopResultBuilder]: For program point L838-4(lines 838 846) no Hoare annotation was computed. [2021-10-28 23:41:50,465 INFO L857 garLoopResultBuilder]: For program point L838-5(lines 838 846) no Hoare annotation was computed. [2021-10-28 23:41:50,465 INFO L857 garLoopResultBuilder]: For program point L707(lines 707 717) no Hoare annotation was computed. [2021-10-28 23:41:50,465 INFO L857 garLoopResultBuilder]: For program point L707-2(lines 707 717) no Hoare annotation was computed. [2021-10-28 23:41:50,465 INFO L857 garLoopResultBuilder]: For program point L707-4(lines 707 717) no Hoare annotation was computed. [2021-10-28 23:41:50,466 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 216) no Hoare annotation was computed. [2021-10-28 23:41:50,466 INFO L857 garLoopResultBuilder]: For program point L212-3(lines 212 216) no Hoare annotation was computed. [2021-10-28 23:41:50,466 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 117) no Hoare annotation was computed. [2021-10-28 23:41:50,466 INFO L857 garLoopResultBuilder]: For program point L113-1(lines 113 117) no Hoare annotation was computed. [2021-10-28 23:41:50,466 INFO L857 garLoopResultBuilder]: For program point L212-6(lines 212 216) no Hoare annotation was computed. [2021-10-28 23:41:50,467 INFO L853 garLoopResultBuilder]: At program point L1005(lines 990 1008) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-10-28 23:41:50,467 INFO L853 garLoopResultBuilder]: At program point L1005-1(lines 990 1008) the Hoare annotation is: false [2021-10-28 23:41:50,467 INFO L853 garLoopResultBuilder]: At program point L1005-2(lines 990 1008) the Hoare annotation is: false [2021-10-28 23:41:50,467 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 714) no Hoare annotation was computed. [2021-10-28 23:41:50,468 INFO L857 garLoopResultBuilder]: For program point L708-2(lines 708 714) no Hoare annotation was computed. [2021-10-28 23:41:50,468 INFO L857 garLoopResultBuilder]: For program point L708-4(lines 708 714) no Hoare annotation was computed. [2021-10-28 23:41:50,468 INFO L853 garLoopResultBuilder]: At program point L809(lines 809 815) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 (<= ~waterLevel~0 1) .cse1 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2021-10-28 23:41:50,468 INFO L853 garLoopResultBuilder]: At program point L809-1(lines 809 815) the Hoare annotation is: false [2021-10-28 23:41:50,468 INFO L853 garLoopResultBuilder]: At program point L809-2(lines 809 815) the Hoare annotation is: false [2021-10-28 23:41:50,469 INFO L853 garLoopResultBuilder]: At program point L281(lines 276 284) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 2)) (.cse4 (<= ~waterLevel~0 2)) (.cse6 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse2 .cse5 .cse7) (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9) (and .cse0 .cse8 .cse2 (= ~switchedOnBeforeTS~0 1) .cse5 .cse7 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse9))) [2021-10-28 23:41:50,469 INFO L853 garLoopResultBuilder]: At program point L281-1(lines 276 284) the Hoare annotation is: false [2021-10-28 23:41:50,469 INFO L853 garLoopResultBuilder]: At program point L281-2(lines 276 284) the Hoare annotation is: false [2021-10-28 23:41:50,469 INFO L853 garLoopResultBuilder]: At program point L249(lines 244 252) the Hoare annotation is: false [2021-10-28 23:41:50,470 INFO L853 garLoopResultBuilder]: At program point L249-1(lines 244 252) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) [2021-10-28 23:41:50,470 INFO L853 garLoopResultBuilder]: At program point L249-2(lines 244 252) the Hoare annotation is: false [2021-10-28 23:41:50,470 INFO L853 garLoopResultBuilder]: At program point L249-3(lines 244 252) the Hoare annotation is: false [2021-10-28 23:41:50,470 INFO L853 garLoopResultBuilder]: At program point L249-4(lines 244 252) the Hoare annotation is: false [2021-10-28 23:41:50,471 INFO L853 garLoopResultBuilder]: At program point L84(lines 1 1008) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-28 23:41:50,471 INFO L853 garLoopResultBuilder]: At program point L249-5(lines 244 252) the Hoare annotation is: false [2021-10-28 23:41:50,471 INFO L857 garLoopResultBuilder]: For program point L745(lines 745 751) no Hoare annotation was computed. [2021-10-28 23:41:50,471 INFO L853 garLoopResultBuilder]: At program point L745-1(lines 745 751) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4) .cse0 (<= 2 ~waterLevel~0) .cse1 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4 2) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5))) [2021-10-28 23:41:50,472 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:41:50,472 INFO L857 garLoopResultBuilder]: For program point L186(lines 186 193) no Hoare annotation was computed. [2021-10-28 23:41:50,472 INFO L860 garLoopResultBuilder]: At program point L186-1(lines 186 193) the Hoare annotation is: true [2021-10-28 23:41:50,472 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-28 23:41:50,472 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-28 23:41:50,473 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-28 23:41:50,473 INFO L853 garLoopResultBuilder]: At program point L781(lines 734 782) the Hoare annotation is: false [2021-10-28 23:41:50,473 INFO L853 garLoopResultBuilder]: At program point L682(lines 677 684) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) [2021-10-28 23:41:50,473 INFO L857 garLoopResultBuilder]: For program point L980(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,474 INFO L857 garLoopResultBuilder]: For program point L980-2(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,474 INFO L857 garLoopResultBuilder]: For program point L980-3(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,474 INFO L857 garLoopResultBuilder]: For program point L980-5(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,474 INFO L857 garLoopResultBuilder]: For program point L980-6(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,474 INFO L857 garLoopResultBuilder]: For program point L980-8(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,475 INFO L857 garLoopResultBuilder]: For program point L980-9(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,475 INFO L857 garLoopResultBuilder]: For program point L980-11(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,475 INFO L857 garLoopResultBuilder]: For program point L980-12(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,475 INFO L857 garLoopResultBuilder]: For program point L980-14(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,475 INFO L857 garLoopResultBuilder]: For program point L980-15(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,476 INFO L857 garLoopResultBuilder]: For program point L980-17(lines 980 984) no Hoare annotation was computed. [2021-10-28 23:41:50,476 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 295) no Hoare annotation was computed. [2021-10-28 23:41:50,476 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:41:50,476 INFO L857 garLoopResultBuilder]: For program point L289-1(lines 289 295) no Hoare annotation was computed. [2021-10-28 23:41:50,476 INFO L857 garLoopResultBuilder]: For program point L289-2(lines 289 295) no Hoare annotation was computed. [2021-10-28 23:41:50,477 INFO L857 garLoopResultBuilder]: For program point L289-3(lines 289 295) no Hoare annotation was computed. [2021-10-28 23:41:50,477 INFO L857 garLoopResultBuilder]: For program point L289-4(lines 289 295) no Hoare annotation was computed. [2021-10-28 23:41:50,477 INFO L857 garLoopResultBuilder]: For program point L289-5(lines 289 295) no Hoare annotation was computed. [2021-10-28 23:41:50,477 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 228) no Hoare annotation was computed. [2021-10-28 23:41:50,478 INFO L853 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 23:41:50,478 INFO L853 garLoopResultBuilder]: At program point L160(lines 156 162) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) [2021-10-28 23:41:50,478 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:41:50,478 INFO L853 garLoopResultBuilder]: At program point L986(lines 971 989) the Hoare annotation is: false [2021-10-28 23:41:50,479 INFO L853 garLoopResultBuilder]: At program point L986-1(lines 971 989) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= ~waterLevel~0 2) .cse3 .cse4) (and .cse0 .cse1 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 .cse4))) [2021-10-28 23:41:50,479 INFO L853 garLoopResultBuilder]: At program point L986-2(lines 971 989) the Hoare annotation is: false [2021-10-28 23:41:50,479 INFO L853 garLoopResultBuilder]: At program point L986-3(lines 971 989) the Hoare annotation is: false [2021-10-28 23:41:50,479 INFO L853 garLoopResultBuilder]: At program point L986-4(lines 971 989) the Hoare annotation is: false [2021-10-28 23:41:50,479 INFO L853 garLoopResultBuilder]: At program point L986-5(lines 971 989) the Hoare annotation is: false [2021-10-28 23:41:50,480 INFO L857 garLoopResultBuilder]: For program point L755(lines 755 761) no Hoare annotation was computed. [2021-10-28 23:41:50,480 INFO L853 garLoopResultBuilder]: At program point L755-1(lines 755 761) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4) .cse0 (<= 2 ~waterLevel~0) .cse1 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4 2) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5))) [2021-10-28 23:41:50,480 INFO L853 garLoopResultBuilder]: At program point L294(lines 285 298) the Hoare annotation is: false [2021-10-28 23:41:50,480 INFO L853 garLoopResultBuilder]: At program point L294-1(lines 285 298) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= ~waterLevel~0 2) .cse3 .cse4) (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 .cse3 .cse4))) [2021-10-28 23:41:50,481 INFO L853 garLoopResultBuilder]: At program point L294-2(lines 285 298) the Hoare annotation is: false [2021-10-28 23:41:50,481 INFO L853 garLoopResultBuilder]: At program point L294-3(lines 285 298) the Hoare annotation is: false [2021-10-28 23:41:50,481 INFO L860 garLoopResultBuilder]: At program point L195(lines 176 198) the Hoare annotation is: true [2021-10-28 23:41:50,481 INFO L853 garLoopResultBuilder]: At program point L294-4(lines 285 298) the Hoare annotation is: false [2021-10-28 23:41:50,482 INFO L853 garLoopResultBuilder]: At program point L294-5(lines 285 298) the Hoare annotation is: false [2021-10-28 23:41:50,482 INFO L853 garLoopResultBuilder]: At program point L922(lines 915 925) the Hoare annotation is: false [2021-10-28 23:41:50,482 INFO L853 garLoopResultBuilder]: At program point L922-1(lines 915 925) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) [2021-10-28 23:41:50,482 INFO L853 garLoopResultBuilder]: At program point L922-2(lines 915 925) the Hoare annotation is: false [2021-10-28 23:41:50,482 INFO L853 garLoopResultBuilder]: At program point L922-3(lines 915 925) the Hoare annotation is: false [2021-10-28 23:41:50,483 INFO L853 garLoopResultBuilder]: At program point L922-4(lines 915 925) the Hoare annotation is: false [2021-10-28 23:41:50,483 INFO L853 garLoopResultBuilder]: At program point L922-5(lines 915 925) the Hoare annotation is: false [2021-10-28 23:41:50,483 INFO L853 garLoopResultBuilder]: At program point L692(lines 802 808) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2 .cse3) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 (= |ULTIMATE.start_valid_product_#res| 1) .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)))) [2021-10-28 23:41:50,483 INFO L853 garLoopResultBuilder]: At program point L692-1(lines 802 808) the Hoare annotation is: false [2021-10-28 23:41:50,484 INFO L853 garLoopResultBuilder]: At program point L692-2(lines 802 808) the Hoare annotation is: false [2021-10-28 23:41:50,484 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:41:50,484 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 23:41:50,484 INFO L857 garLoopResultBuilder]: For program point L860(lines 860 877) no Hoare annotation was computed. [2021-10-28 23:41:50,485 INFO L857 garLoopResultBuilder]: For program point L860-1(lines 860 877) no Hoare annotation was computed. [2021-10-28 23:41:50,485 INFO L857 garLoopResultBuilder]: For program point L860-2(lines 860 877) no Hoare annotation was computed. [2021-10-28 23:41:50,489 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:41:50,491 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:41:50,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:41:50 BoogieIcfgContainer [2021-10-28 23:41:50,528 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:41:50,529 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:41:50,529 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:41:50,529 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:41:50,530 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:41:42" (3/4) ... [2021-10-28 23:41:50,534 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:41:50,579 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:41:50,580 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:41:50,582 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:41:50,584 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:41:50,586 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:41:50,588 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:41:50,590 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:41:50,634 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == 1 [2021-10-28 23:41:50,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == systemActive [2021-10-28 23:41:50,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == systemActive [2021-10-28 23:41:50,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == systemActive) || (((((((((1 < tmp && splverifierCounter == 0) && pumpRunning == 0) && 1 == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive)) || ((((((((((1 < tmp && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) [2021-10-28 23:41:50,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || ((((((((((1 < tmp && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && 1 == systemActive) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) [2021-10-28 23:41:50,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || ((((((((((1 < tmp && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && 1 == systemActive) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) [2021-10-28 23:41:50,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 < tmp && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == systemActive)) || (((((((splverifierCounter == 0 && 1 == systemActive) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) [2021-10-28 23:41:50,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == systemActive) || (((((((splverifierCounter == 0 && 1 == systemActive) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) [2021-10-28 23:41:50,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || (((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) [2021-10-28 23:41:50,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || (((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && pumpRunning == 1) [2021-10-28 23:41:50,645 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == systemActive)) || ((((((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) [2021-10-28 23:41:50,647 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1 [2021-10-28 23:41:50,651 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == systemActive) [2021-10-28 23:41:50,651 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == 1) && tmp == systemActive) || (((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) [2021-10-28 23:41:50,652 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1 [2021-10-28 23:41:50,652 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == 1) && tmp == systemActive) [2021-10-28 23:41:50,655 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive [2021-10-28 23:41:50,655 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive [2021-10-28 23:41:50,746 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:41:50,746 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:41:50,748 INFO L168 Benchmark]: Toolchain (without parser) took 10162.52 ms. Allocated memory was 92.3 MB in the beginning and 146.8 MB in the end (delta: 54.5 MB). Free memory was 51.0 MB in the beginning and 56.2 MB in the end (delta: -5.2 MB). Peak memory consumption was 50.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:50,748 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory was 68.3 MB in the beginning and 68.3 MB in the end (delta: 61.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:41:50,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.92 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 50.8 MB in the beginning and 85.6 MB in the end (delta: -34.8 MB). Peak memory consumption was 13.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:50,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.31 ms. Allocated memory is still 117.4 MB. Free memory was 85.6 MB in the beginning and 81.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:50,750 INFO L168 Benchmark]: Boogie Preprocessor took 64.88 ms. Allocated memory is still 117.4 MB. Free memory was 81.4 MB in the beginning and 78.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:50,750 INFO L168 Benchmark]: RCFGBuilder took 1342.45 ms. Allocated memory is still 117.4 MB. Free memory was 78.6 MB in the beginning and 86.5 MB in the end (delta: -8.0 MB). Peak memory consumption was 49.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:50,751 INFO L168 Benchmark]: TraceAbstraction took 7682.72 ms. Allocated memory was 117.4 MB in the beginning and 146.8 MB in the end (delta: 29.4 MB). Free memory was 85.9 MB in the beginning and 68.8 MB in the end (delta: 17.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:50,751 INFO L168 Benchmark]: Witness Printer took 217.20 ms. Allocated memory is still 146.8 MB. Free memory was 68.8 MB in the beginning and 56.2 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:50,754 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory was 68.3 MB in the beginning and 68.3 MB in the end (delta: 61.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 724.92 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 50.8 MB in the beginning and 85.6 MB in the end (delta: -34.8 MB). Peak memory consumption was 13.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 113.31 ms. Allocated memory is still 117.4 MB. Free memory was 85.6 MB in the beginning and 81.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.88 ms. Allocated memory is still 117.4 MB. Free memory was 81.4 MB in the beginning and 78.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1342.45 ms. Allocated memory is still 117.4 MB. Free memory was 78.6 MB in the beginning and 86.5 MB in the end (delta: -8.0 MB). Peak memory consumption was 49.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7682.72 ms. Allocated memory was 117.4 MB in the beginning and 146.8 MB in the end (delta: 29.4 MB). Free memory was 85.9 MB in the beginning and 68.8 MB in the end (delta: 17.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 16.1 GB. * Witness Printer took 217.20 ms. Allocated memory is still 146.8 MB. Free memory was 68.8 MB in the beginning and 56.2 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 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: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: 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, 144 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 10, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1123 SDtfs, 1677 SDslu, 1403 SDs, 0 SdLazy, 247 SolverSat, 69 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=8, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 438 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 61 PreInvPairs, 129 NumberOfFragments, 948 HoareAnnotationTreeSize, 61 FomulaSimplifications, 37360 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 61 FomulaSimplificationsInter, 6157 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 398 NumberOfCodeBlocks, 398 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 387 ConstructedInterpolants, 0 QuantifiedInterpolants, 827 SizeOfPredicates, 3 NumberOfNonLiveVariables, 459 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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: 244]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == systemActive - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: ((((((((((((1 < tmp && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == systemActive)) || (((((((splverifierCounter == 0 && 1 == systemActive) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == systemActive)) || ((((((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == 1) && tmp == systemActive) - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == systemActive) - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == systemActive - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == systemActive) || (((((((splverifierCounter == 0 && 1 == systemActive) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == 1 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == systemActive) || (((((((((1 < tmp && splverifierCounter == 0) && pumpRunning == 0) && 1 == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive)) || ((((((((((1 < tmp && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || ((((((((((1 < tmp && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && 1 == systemActive) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || (((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == 1) && tmp == systemActive) || (((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || (((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && pumpRunning == 1) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == systemActive) || ((((((((((1 < tmp && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && tmp == systemActive) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && 1 == systemActive) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && \result == 1) && pumpRunning == 1) RESULT: Ultimate proved your program to be correct! [2021-10-28 23:41:50,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e59e126-aba4-4a50-a440-3e548279906a/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...