./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX --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 4074665f53184e0f9778b3e4e6ee9c58d8a047121518f9c126ceccd876afea36 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 08:29:36,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 08:29:36,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 08:29:36,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 08:29:36,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 08:29:36,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 08:29:36,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 08:29:36,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 08:29:36,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 08:29:36,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 08:29:36,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 08:29:36,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 08:29:36,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 08:29:36,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 08:29:36,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 08:29:36,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 08:29:36,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 08:29:36,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 08:29:36,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 08:29:36,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 08:29:36,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 08:29:36,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 08:29:36,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 08:29:36,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 08:29:37,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 08:29:37,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 08:29:37,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 08:29:37,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 08:29:37,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 08:29:37,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 08:29:37,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 08:29:37,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 08:29:37,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 08:29:37,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 08:29:37,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 08:29:37,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 08:29:37,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 08:29:37,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 08:29:37,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 08:29:37,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 08:29:37,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 08:29:37,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-09 08:29:37,059 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 08:29:37,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 08:29:37,060 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 08:29:37,060 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 08:29:37,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 08:29:37,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 08:29:37,061 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 08:29:37,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 08:29:37,062 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 08:29:37,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 08:29:37,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 08:29:37,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 08:29:37,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-09 08:29:37,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 08:29:37,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-09 08:29:37,063 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 08:29:37,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 08:29:37,063 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 08:29:37,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-09 08:29:37,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 08:29:37,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 08:29:37,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 08:29:37,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 08:29:37,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 08:29:37,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 08:29:37,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-09 08:29:37,065 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 08:29:37,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-09 08:29:37,065 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-09 08:29:37,065 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-09 08:29:37,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-09 08:29:37,065 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 08:29:37,066 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_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4074665f53184e0f9778b3e4e6ee9c58d8a047121518f9c126ceccd876afea36 [2021-11-09 08:29:37,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 08:29:37,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 08:29:37,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 08:29:37,348 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 08:29:37,349 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 08:29:37,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2021-11-09 08:29:37,451 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/data/df86ec0b7/e47ad03a6beb446ebbf61d5b4fd558f6/FLAG31545e998 [2021-11-09 08:29:37,969 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 08:29:37,970 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c [2021-11-09 08:29:37,985 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/data/df86ec0b7/e47ad03a6beb446ebbf61d5b4fd558f6/FLAG31545e998 [2021-11-09 08:29:38,313 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/data/df86ec0b7/e47ad03a6beb446ebbf61d5b4fd558f6 [2021-11-09 08:29:38,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 08:29:38,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 08:29:38,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 08:29:38,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 08:29:38,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 08:29:38,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:38,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24a2f5ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38, skipping insertion in model container [2021-11-09 08:29:38,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:38,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 08:29:38,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 08:29:38,650 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_709df41b-41aa-410e-913f-4cf042cb687d/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c[12672,12685] [2021-11-09 08:29:38,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 08:29:38,728 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 08:29:38,829 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_709df41b-41aa-410e-913f-4cf042cb687d/sv-benchmarks/c/product-lines/minepump_spec5_product52.cil.c[12672,12685] [2021-11-09 08:29:38,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 08:29:38,910 INFO L208 MainTranslator]: Completed translation [2021-11-09 08:29:38,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38 WrapperNode [2021-11-09 08:29:38,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 08:29:38,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 08:29:38,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 08:29:38,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 08:29:38,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:38,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:39,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 08:29:39,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 08:29:39,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 08:29:39,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 08:29:39,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:39,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:39,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:39,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:39,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:39,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:39,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:39,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 08:29:39,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 08:29:39,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 08:29:39,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 08:29:39,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38" (1/1) ... [2021-11-09 08:29:39,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 08:29:39,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:29:39,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-09 08:29:39,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-09 08:29:39,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-09 08:29:39,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-09 08:29:39,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 08:29:39,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 08:29:40,327 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 08:29:40,328 INFO L299 CfgBuilder]: Removed 176 assume(true) statements. [2021-11-09 08:29:40,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 08:29:40 BoogieIcfgContainer [2021-11-09 08:29:40,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 08:29:40,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-09 08:29:40,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-09 08:29:40,335 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-09 08:29:40,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 08:29:38" (1/3) ... [2021-11-09 08:29:40,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60bf2d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 08:29:40, skipping insertion in model container [2021-11-09 08:29:40,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:29:38" (2/3) ... [2021-11-09 08:29:40,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60bf2d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 08:29:40, skipping insertion in model container [2021-11-09 08:29:40,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 08:29:40" (3/3) ... [2021-11-09 08:29:40,340 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product52.cil.c [2021-11-09 08:29:40,346 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-09 08:29:40,346 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-09 08:29:40,411 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-09 08:29:40,422 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 [2021-11-09 08:29:40,422 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-09 08:29:40,446 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 124 states have (on average 1.5483870967741935) internal successors, (192), 127 states have internal predecessors, (192), 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) [2021-11-09 08:29:40,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-09 08:29:40,454 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 08:29:40,455 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:29:40,455 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 08:29:40,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:29:40,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1472110058, now seen corresponding path program 1 times [2021-11-09 08:29:40,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:29:40,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238356160] [2021-11-09 08:29:40,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:29:40,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:29:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:29:40,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:29:40,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:29:40,713 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238356160] [2021-11-09 08:29:40,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238356160] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:29:40,714 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:29:40,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-09 08:29:40,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368432556] [2021-11-09 08:29:40,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-09 08:29:40,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:29:40,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-09 08:29:40,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-09 08:29:40,736 INFO L87 Difference]: Start difference. First operand has 128 states, 124 states have (on average 1.5483870967741935) internal successors, (192), 127 states have internal predecessors, (192), 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) [2021-11-09 08:29:40,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:29:40,766 INFO L93 Difference]: Finished difference Result 249 states and 376 transitions. [2021-11-09 08:29:40,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 08:29:40,767 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 [2021-11-09 08:29:40,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 08:29:40,778 INFO L225 Difference]: With dead ends: 249 [2021-11-09 08:29:40,778 INFO L226 Difference]: Without dead ends: 124 [2021-11-09 08:29:40,781 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 [2021-11-09 08:29:40,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-11-09 08:29:40,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2021-11-09 08:29:40,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 121 states have (on average 1.487603305785124) internal successors, (180), 123 states have internal predecessors, (180), 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) [2021-11-09 08:29:40,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 180 transitions. [2021-11-09 08:29:40,825 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 180 transitions. Word has length 19 [2021-11-09 08:29:40,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 08:29:40,825 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 180 transitions. [2021-11-09 08:29:40,825 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) [2021-11-09 08:29:40,826 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2021-11-09 08:29:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-09 08:29:40,827 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 08:29:40,827 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] [2021-11-09 08:29:40,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-09 08:29:40,828 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 08:29:40,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:29:40,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1016837685, now seen corresponding path program 1 times [2021-11-09 08:29:40,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:29:40,829 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128770619] [2021-11-09 08:29:40,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:29:40,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:29:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:29:40,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:29:40,921 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:29:40,921 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128770619] [2021-11-09 08:29:40,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128770619] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:29:40,922 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:29:40,922 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 08:29:40,922 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273671596] [2021-11-09 08:29:40,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 08:29:40,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:29:40,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 08:29:40,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 08:29:40,925 INFO L87 Difference]: Start difference. First operand 124 states and 180 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) [2021-11-09 08:29:40,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:29:40,937 INFO L93 Difference]: Finished difference Result 124 states and 180 transitions. [2021-11-09 08:29:40,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 08:29:40,938 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 [2021-11-09 08:29:40,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 08:29:40,939 INFO L225 Difference]: With dead ends: 124 [2021-11-09 08:29:40,939 INFO L226 Difference]: Without dead ends: 53 [2021-11-09 08:29:40,941 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 [2021-11-09 08:29:40,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-11-09 08:29:40,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-11-09 08:29:40,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.4615384615384615) internal successors, (76), 52 states have internal predecessors, (76), 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) [2021-11-09 08:29:40,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-11-09 08:29:40,963 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 20 [2021-11-09 08:29:40,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 08:29:40,963 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-11-09 08:29:40,964 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) [2021-11-09 08:29:40,964 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-11-09 08:29:40,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-09 08:29:40,965 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 08:29:40,965 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] [2021-11-09 08:29:40,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-09 08:29:40,966 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 08:29:40,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:29:40,966 INFO L85 PathProgramCache]: Analyzing trace with hash 632373730, now seen corresponding path program 1 times [2021-11-09 08:29:40,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:29:40,967 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706644527] [2021-11-09 08:29:40,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:29:40,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:29:41,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:29:41,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:29:41,094 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:29:41,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706644527] [2021-11-09 08:29:41,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706644527] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:29:41,095 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:29:41,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-09 08:29:41,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836890951] [2021-11-09 08:29:41,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-09 08:29:41,096 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:29:41,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-09 08:29:41,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-09 08:29:41,097 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand has 5 states, 5 states have (on average 5.2) 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) [2021-11-09 08:29:41,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:29:41,183 INFO L93 Difference]: Finished difference Result 125 states and 183 transitions. [2021-11-09 08:29:41,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:29:41,184 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) 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 [2021-11-09 08:29:41,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 08:29:41,189 INFO L225 Difference]: With dead ends: 125 [2021-11-09 08:29:41,190 INFO L226 Difference]: Without dead ends: 79 [2021-11-09 08:29:41,191 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-09 08:29:41,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-11-09 08:29:41,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 75. [2021-11-09 08:29:41,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.472972972972973) internal successors, (109), 74 states have internal predecessors, (109), 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) [2021-11-09 08:29:41,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2021-11-09 08:29:41,217 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2021-11-09 08:29:41,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 08:29:41,218 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2021-11-09 08:29:41,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) 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) [2021-11-09 08:29:41,218 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2021-11-09 08:29:41,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-09 08:29:41,221 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 08:29:41,221 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] [2021-11-09 08:29:41,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-09 08:29:41,222 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 08:29:41,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:29:41,223 INFO L85 PathProgramCache]: Analyzing trace with hash 505882496, now seen corresponding path program 1 times [2021-11-09 08:29:41,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:29:41,225 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852359765] [2021-11-09 08:29:41,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:29:41,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:29:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:29:41,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:29:41,331 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:29:41,331 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852359765] [2021-11-09 08:29:41,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852359765] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:29:41,337 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:29:41,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-09 08:29:41,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82144706] [2021-11-09 08:29:41,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 08:29:41,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:29:41,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 08:29:41,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 08:29:41,340 INFO L87 Difference]: Start difference. First operand 75 states and 109 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) [2021-11-09 08:29:41,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:29:41,401 INFO L93 Difference]: Finished difference Result 167 states and 245 transitions. [2021-11-09 08:29:41,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 08:29:41,402 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 [2021-11-09 08:29:41,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 08:29:41,404 INFO L225 Difference]: With dead ends: 167 [2021-11-09 08:29:41,405 INFO L226 Difference]: Without dead ends: 99 [2021-11-09 08:29:41,406 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 [2021-11-09 08:29:41,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2021-11-09 08:29:41,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 97. [2021-11-09 08:29:41,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 96 states have (on average 1.4270833333333333) internal successors, (137), 96 states have internal predecessors, (137), 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) [2021-11-09 08:29:41,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 137 transitions. [2021-11-09 08:29:41,424 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 137 transitions. Word has length 28 [2021-11-09 08:29:41,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 08:29:41,425 INFO L470 AbstractCegarLoop]: Abstraction has 97 states and 137 transitions. [2021-11-09 08:29:41,426 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) [2021-11-09 08:29:41,426 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2021-11-09 08:29:41,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-09 08:29:41,432 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 08:29:41,432 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] [2021-11-09 08:29:41,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-09 08:29:41,432 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 08:29:41,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:29:41,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1201567211, now seen corresponding path program 1 times [2021-11-09 08:29:41,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:29:41,434 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49611823] [2021-11-09 08:29:41,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:29:41,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:29:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:29:41,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:29:41,545 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:29:41,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49611823] [2021-11-09 08:29:41,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49611823] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:29:41,546 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:29:41,546 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-09 08:29:41,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687774147] [2021-11-09 08:29:41,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-09 08:29:41,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:29:41,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-09 08:29:41,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-09 08:29:41,548 INFO L87 Difference]: Start difference. First operand 97 states and 137 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2021-11-09 08:29:41,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:29:41,695 INFO L93 Difference]: Finished difference Result 314 states and 445 transitions. [2021-11-09 08:29:41,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-09 08:29:41,696 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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 29 [2021-11-09 08:29:41,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 08:29:41,698 INFO L225 Difference]: With dead ends: 314 [2021-11-09 08:29:41,698 INFO L226 Difference]: Without dead ends: 224 [2021-11-09 08:29:41,699 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 [2021-11-09 08:29:41,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-11-09 08:29:41,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 95. [2021-11-09 08:29:41,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 94 states have (on average 1.3936170212765957) internal successors, (131), 94 states have internal predecessors, (131), 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) [2021-11-09 08:29:41,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 131 transitions. [2021-11-09 08:29:41,714 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 131 transitions. Word has length 29 [2021-11-09 08:29:41,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 08:29:41,714 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 131 transitions. [2021-11-09 08:29:41,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2021-11-09 08:29:41,715 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 131 transitions. [2021-11-09 08:29:41,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-09 08:29:41,716 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 08:29:41,716 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] [2021-11-09 08:29:41,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-09 08:29:41,717 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 08:29:41,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:29:41,718 INFO L85 PathProgramCache]: Analyzing trace with hash 113415631, now seen corresponding path program 1 times [2021-11-09 08:29:41,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:29:41,718 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961196808] [2021-11-09 08:29:41,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:29:41,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:29:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:29:41,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:29:41,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:29:41,776 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961196808] [2021-11-09 08:29:41,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961196808] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:29:41,777 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:29:41,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-09 08:29:41,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531568561] [2021-11-09 08:29:41,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-09 08:29:41,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:29:41,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-09 08:29:41,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-09 08:29:41,779 INFO L87 Difference]: Start difference. First operand 95 states and 131 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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) [2021-11-09 08:29:41,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:29:41,845 INFO L93 Difference]: Finished difference Result 276 states and 380 transitions. [2021-11-09 08:29:41,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-09 08:29:41,846 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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 [2021-11-09 08:29:41,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 08:29:41,848 INFO L225 Difference]: With dead ends: 276 [2021-11-09 08:29:41,848 INFO L226 Difference]: Without dead ends: 188 [2021-11-09 08:29:41,849 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 [2021-11-09 08:29:41,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2021-11-09 08:29:41,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 101. [2021-11-09 08:29:41,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 100 states have (on average 1.37) internal successors, (137), 100 states have internal predecessors, (137), 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) [2021-11-09 08:29:41,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 137 transitions. [2021-11-09 08:29:41,864 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 137 transitions. Word has length 34 [2021-11-09 08:29:41,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 08:29:41,864 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 137 transitions. [2021-11-09 08:29:41,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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) [2021-11-09 08:29:41,865 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 137 transitions. [2021-11-09 08:29:41,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-09 08:29:41,866 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 08:29:41,866 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] [2021-11-09 08:29:41,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-09 08:29:41,867 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 08:29:41,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:29:41,867 INFO L85 PathProgramCache]: Analyzing trace with hash 814480209, now seen corresponding path program 1 times [2021-11-09 08:29:41,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:29:41,868 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352822995] [2021-11-09 08:29:41,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:29:41,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:29:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:29:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:29:41,914 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:29:41,915 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352822995] [2021-11-09 08:29:41,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352822995] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:29:41,915 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:29:41,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-09 08:29:41,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385589207] [2021-11-09 08:29:41,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-09 08:29:41,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:29:41,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-09 08:29:41,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-09 08:29:41,917 INFO L87 Difference]: Start difference. First operand 101 states and 137 transitions. Second operand has 4 states, 4 states have (on average 8.5) 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) [2021-11-09 08:29:41,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:29:41,957 INFO L93 Difference]: Finished difference Result 249 states and 338 transitions. [2021-11-09 08:29:41,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-09 08:29:41,958 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) 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 [2021-11-09 08:29:41,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 08:29:41,959 INFO L225 Difference]: With dead ends: 249 [2021-11-09 08:29:41,960 INFO L226 Difference]: Without dead ends: 155 [2021-11-09 08:29:41,960 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-09 08:29:41,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2021-11-09 08:29:41,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 105. [2021-11-09 08:29:41,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.3557692307692308) internal successors, (141), 104 states have internal predecessors, (141), 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) [2021-11-09 08:29:41,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 141 transitions. [2021-11-09 08:29:41,973 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 141 transitions. Word has length 34 [2021-11-09 08:29:41,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 08:29:41,973 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 141 transitions. [2021-11-09 08:29:41,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) 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) [2021-11-09 08:29:41,974 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2021-11-09 08:29:41,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-09 08:29:41,975 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 08:29:41,975 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] [2021-11-09 08:29:41,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-09 08:29:41,976 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 08:29:41,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:29:41,976 INFO L85 PathProgramCache]: Analyzing trace with hash 227674195, now seen corresponding path program 1 times [2021-11-09 08:29:41,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:29:41,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390270882] [2021-11-09 08:29:41,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:29:41,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:29:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:29:42,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:29:42,026 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:29:42,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390270882] [2021-11-09 08:29:42,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390270882] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:29:42,027 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:29:42,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-09 08:29:42,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699869675] [2021-11-09 08:29:42,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 08:29:42,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:29:42,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 08:29:42,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 08:29:42,029 INFO L87 Difference]: Start difference. First operand 105 states and 141 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 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) [2021-11-09 08:29:42,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:29:42,060 INFO L93 Difference]: Finished difference Result 253 states and 341 transitions. [2021-11-09 08:29:42,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 08:29:42,061 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 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 [2021-11-09 08:29:42,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 08:29:42,062 INFO L225 Difference]: With dead ends: 253 [2021-11-09 08:29:42,062 INFO L226 Difference]: Without dead ends: 155 [2021-11-09 08:29:42,063 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 [2021-11-09 08:29:42,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2021-11-09 08:29:42,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2021-11-09 08:29:42,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 154 states have (on average 1.3246753246753247) internal successors, (204), 154 states have internal predecessors, (204), 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) [2021-11-09 08:29:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 204 transitions. [2021-11-09 08:29:42,091 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 204 transitions. Word has length 34 [2021-11-09 08:29:42,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 08:29:42,092 INFO L470 AbstractCegarLoop]: Abstraction has 155 states and 204 transitions. [2021-11-09 08:29:42,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 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) [2021-11-09 08:29:42,092 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 204 transitions. [2021-11-09 08:29:42,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-09 08:29:42,096 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 08:29:42,096 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] [2021-11-09 08:29:42,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-09 08:29:42,097 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 08:29:42,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:29:42,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1168271981, now seen corresponding path program 1 times [2021-11-09 08:29:42,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:29:42,098 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004759656] [2021-11-09 08:29:42,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:29:42,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:29:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:29:42,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:29:42,270 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:29:42,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004759656] [2021-11-09 08:29:42,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004759656] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:29:42,271 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:29:42,271 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-09 08:29:42,272 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065145433] [2021-11-09 08:29:42,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-09 08:29:42,273 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:29:42,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-09 08:29:42,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-09 08:29:42,277 INFO L87 Difference]: Start difference. First operand 155 states and 204 transitions. Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 6 states have internal predecessors, (35), 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) [2021-11-09 08:29:42,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:29:42,642 INFO L93 Difference]: Finished difference Result 720 states and 976 transitions. [2021-11-09 08:29:42,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-09 08:29:42,642 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 6 states have internal predecessors, (35), 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 35 [2021-11-09 08:29:42,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 08:29:42,648 INFO L225 Difference]: With dead ends: 720 [2021-11-09 08:29:42,648 INFO L226 Difference]: Without dead ends: 622 [2021-11-09 08:29:42,650 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-11-09 08:29:42,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2021-11-09 08:29:42,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 257. [2021-11-09 08:29:42,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 256 states have (on average 1.3203125) internal successors, (338), 256 states have internal predecessors, (338), 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) [2021-11-09 08:29:42,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 338 transitions. [2021-11-09 08:29:42,699 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 338 transitions. Word has length 35 [2021-11-09 08:29:42,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 08:29:42,700 INFO L470 AbstractCegarLoop]: Abstraction has 257 states and 338 transitions. [2021-11-09 08:29:42,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 6 states have internal predecessors, (35), 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) [2021-11-09 08:29:42,700 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 338 transitions. [2021-11-09 08:29:42,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-09 08:29:42,702 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 08:29:42,703 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] [2021-11-09 08:29:42,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-09 08:29:42,703 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 08:29:42,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:29:42,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1462781310, now seen corresponding path program 1 times [2021-11-09 08:29:42,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:29:42,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573147272] [2021-11-09 08:29:42,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:29:42,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:29:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:29:42,795 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:29:42,796 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:29:42,796 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573147272] [2021-11-09 08:29:42,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573147272] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-09 08:29:42,796 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [951302347] [2021-11-09 08:29:42,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:29:42,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 08:29:42,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:29:42,806 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 08:29:42,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-09 08:29:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:29:42,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-09 08:29:42,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-09 08:29:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:29:43,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [951302347] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-09 08:29:43,188 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-09 08:29:43,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-11-09 08:29:43,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076350558] [2021-11-09 08:29:43,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-09 08:29:43,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:29:43,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-09 08:29:43,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-09 08:29:43,191 INFO L87 Difference]: Start difference. First operand 257 states and 338 transitions. Second operand has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 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) [2021-11-09 08:29:43,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:29:43,548 INFO L93 Difference]: Finished difference Result 590 states and 787 transitions. [2021-11-09 08:29:43,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-09 08:29:43,549 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-11-09 08:29:43,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 08:29:43,551 INFO L225 Difference]: With dead ends: 590 [2021-11-09 08:29:43,551 INFO L226 Difference]: Without dead ends: 0 [2021-11-09 08:29:43,552 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-11-09 08:29:43,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-09 08:29:43,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-09 08:29:43,553 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) [2021-11-09 08:29:43,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-09 08:29:43,553 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2021-11-09 08:29:43,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 08:29:43,553 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-09 08:29:43,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 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) [2021-11-09 08:29:43,554 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-09 08:29:43,554 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-09 08:29:43,557 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-09 08:29:43,557 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-09 08:29:43,558 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-09 08:29:43,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-09 08:29:43,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-09 08:29:43,788 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-09 08:29:43,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:43,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:43,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:43,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:43,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:43,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:43,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:43,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:43,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:44,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:45,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:45,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:45,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:45,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:45,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 08:29:47,863 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-11-09 08:29:47,864 INFO L857 garLoopResultBuilder]: For program point L564(lines 564 574) no Hoare annotation was computed. [2021-11-09 08:29:47,864 INFO L857 garLoopResultBuilder]: For program point L564-2(lines 564 574) no Hoare annotation was computed. [2021-11-09 08:29:47,864 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-11-09 08:29:47,864 INFO L857 garLoopResultBuilder]: For program point L564-4(lines 564 574) no Hoare annotation was computed. [2021-11-09 08:29:47,864 INFO L857 garLoopResultBuilder]: For program point L432-1(lines 432 436) no Hoare annotation was computed. [2021-11-09 08:29:47,864 INFO L857 garLoopResultBuilder]: For program point L565(lines 565 571) no Hoare annotation was computed. [2021-11-09 08:29:47,864 INFO L857 garLoopResultBuilder]: For program point L565-2(lines 565 571) no Hoare annotation was computed. [2021-11-09 08:29:47,865 INFO L857 garLoopResultBuilder]: For program point L565-4(lines 565 571) no Hoare annotation was computed. [2021-11-09 08:29:47,865 INFO L857 garLoopResultBuilder]: For program point L831(lines 831 848) no Hoare annotation was computed. [2021-11-09 08:29:47,865 INFO L857 garLoopResultBuilder]: For program point L831-1(lines 831 848) no Hoare annotation was computed. [2021-11-09 08:29:47,865 INFO L857 garLoopResultBuilder]: For program point L831-2(lines 831 848) no Hoare annotation was computed. [2021-11-09 08:29:47,865 INFO L857 garLoopResultBuilder]: For program point L732(lines 732 747) no Hoare annotation was computed. [2021-11-09 08:29:47,865 INFO L857 garLoopResultBuilder]: For program point L966(lines 966 972) no Hoare annotation was computed. [2021-11-09 08:29:47,865 INFO L853 garLoopResultBuilder]: At program point L966-1(lines 966 972) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-11-09 08:29:47,866 INFO L857 garLoopResultBuilder]: For program point L933(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,866 INFO L857 garLoopResultBuilder]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,866 INFO L857 garLoopResultBuilder]: For program point L933-3(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,866 INFO L857 garLoopResultBuilder]: For program point L933-5(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,866 INFO L857 garLoopResultBuilder]: For program point L933-6(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,866 INFO L857 garLoopResultBuilder]: For program point L933-8(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,866 INFO L857 garLoopResultBuilder]: For program point L933-9(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,866 INFO L857 garLoopResultBuilder]: For program point L933-11(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,866 INFO L857 garLoopResultBuilder]: For program point L933-12(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,867 INFO L857 garLoopResultBuilder]: For program point L933-14(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,867 INFO L857 garLoopResultBuilder]: For program point L933-15(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,867 INFO L857 garLoopResultBuilder]: For program point L933-17(lines 933 937) no Hoare annotation was computed. [2021-11-09 08:29:47,867 INFO L857 garLoopResultBuilder]: For program point L835(lines 835 843) no Hoare annotation was computed. [2021-11-09 08:29:47,867 INFO L857 garLoopResultBuilder]: For program point L835-1(lines 835 843) no Hoare annotation was computed. [2021-11-09 08:29:47,867 INFO L857 garLoopResultBuilder]: For program point L835-2(lines 835 843) no Hoare annotation was computed. [2021-11-09 08:29:47,867 INFO L857 garLoopResultBuilder]: For program point L703(lines 702 751) no Hoare annotation was computed. [2021-11-09 08:29:47,867 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 676) no Hoare annotation was computed. [2021-11-09 08:29:47,867 INFO L857 garLoopResultBuilder]: For program point L670-1(lines 670 676) no Hoare annotation was computed. [2021-11-09 08:29:47,868 INFO L857 garLoopResultBuilder]: For program point L670-2(lines 670 676) no Hoare annotation was computed. [2021-11-09 08:29:47,868 INFO L857 garLoopResultBuilder]: For program point L670-3(lines 670 676) no Hoare annotation was computed. [2021-11-09 08:29:47,868 INFO L857 garLoopResultBuilder]: For program point L670-4(lines 670 676) no Hoare annotation was computed. [2021-11-09 08:29:47,868 INFO L857 garLoopResultBuilder]: For program point L670-5(lines 670 676) no Hoare annotation was computed. [2021-11-09 08:29:47,868 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-11-09 08:29:47,868 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 708) no Hoare annotation was computed. [2021-11-09 08:29:47,868 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 609) no Hoare annotation was computed. [2021-11-09 08:29:47,868 INFO L853 garLoopResultBuilder]: At program point L539(lines 534 541) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-11-09 08:29:47,869 INFO L857 garLoopResultBuilder]: For program point L805(lines 805 822) no Hoare annotation was computed. [2021-11-09 08:29:47,869 INFO L857 garLoopResultBuilder]: For program point L805-1(lines 805 822) no Hoare annotation was computed. [2021-11-09 08:29:47,869 INFO L857 garLoopResultBuilder]: For program point L805-2(lines 805 822) no Hoare annotation was computed. [2021-11-09 08:29:47,869 INFO L857 garLoopResultBuilder]: For program point L805-3(lines 805 822) no Hoare annotation was computed. [2021-11-09 08:29:47,869 INFO L857 garLoopResultBuilder]: For program point L805-4(lines 805 822) no Hoare annotation was computed. [2021-11-09 08:29:47,869 INFO L857 garLoopResultBuilder]: For program point L805-5(lines 805 822) no Hoare annotation was computed. [2021-11-09 08:29:47,869 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 515) no Hoare annotation was computed. [2021-11-09 08:29:47,869 INFO L860 garLoopResultBuilder]: At program point L508-1(lines 508 515) the Hoare annotation is: true [2021-11-09 08:29:47,881 INFO L853 garLoopResultBuilder]: At program point L773(lines 769 791) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 (= ~pumpRunning~0 1)) (and .cse0 .cse5 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse5 .cse1 .cse2 .cse3 .cse4))) [2021-11-09 08:29:47,881 INFO L857 garLoopResultBuilder]: For program point L740(lines 740 746) no Hoare annotation was computed. [2021-11-09 08:29:47,881 INFO L853 garLoopResultBuilder]: At program point L773-1(lines 769 791) the Hoare annotation is: false [2021-11-09 08:29:47,882 INFO L853 garLoopResultBuilder]: At program point L740-1(lines 1 1019) the Hoare annotation is: (let ((.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3))) [2021-11-09 08:29:47,882 INFO L853 garLoopResultBuilder]: At program point L773-2(lines 769 791) the Hoare annotation is: false [2021-11-09 08:29:47,882 INFO L853 garLoopResultBuilder]: At program point L939(lines 924 942) the Hoare annotation is: false [2021-11-09 08:29:47,882 INFO L853 garLoopResultBuilder]: At program point L939-1(lines 924 942) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 .cse5))) [2021-11-09 08:29:47,883 INFO L853 garLoopResultBuilder]: At program point L939-2(lines 924 942) the Hoare annotation is: false [2021-11-09 08:29:47,883 INFO L853 garLoopResultBuilder]: At program point L939-3(lines 924 942) the Hoare annotation is: false [2021-11-09 08:29:47,883 INFO L853 garLoopResultBuilder]: At program point L939-4(lines 924 942) the Hoare annotation is: false [2021-11-09 08:29:47,883 INFO L853 garLoopResultBuilder]: At program point L939-5(lines 924 942) the Hoare annotation is: false [2021-11-09 08:29:47,885 INFO L853 garLoopResultBuilder]: At program point L675(lines 666 679) the Hoare annotation is: false [2021-11-09 08:29:47,885 INFO L853 garLoopResultBuilder]: At program point L675-1(lines 666 679) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5))) [2021-11-09 08:29:47,885 INFO L853 garLoopResultBuilder]: At program point L675-2(lines 666 679) the Hoare annotation is: false [2021-11-09 08:29:47,886 INFO L853 garLoopResultBuilder]: At program point L675-3(lines 666 679) the Hoare annotation is: false [2021-11-09 08:29:47,886 INFO L853 garLoopResultBuilder]: At program point L675-4(lines 666 679) the Hoare annotation is: false [2021-11-09 08:29:47,886 INFO L853 garLoopResultBuilder]: At program point L675-5(lines 666 679) the Hoare annotation is: false [2021-11-09 08:29:47,886 INFO L857 garLoopResultBuilder]: For program point L809(lines 809 817) no Hoare annotation was computed. [2021-11-09 08:29:47,886 INFO L857 garLoopResultBuilder]: For program point L809-1(lines 809 817) no Hoare annotation was computed. [2021-11-09 08:29:47,886 INFO L857 garLoopResultBuilder]: For program point L809-2(lines 809 817) no Hoare annotation was computed. [2021-11-09 08:29:47,887 INFO L857 garLoopResultBuilder]: For program point L809-3(lines 809 817) no Hoare annotation was computed. [2021-11-09 08:29:47,888 INFO L857 garLoopResultBuilder]: For program point L809-4(lines 809 817) no Hoare annotation was computed. [2021-11-09 08:29:47,888 INFO L857 garLoopResultBuilder]: For program point L809-5(lines 809 817) no Hoare annotation was computed. [2021-11-09 08:29:47,888 INFO L853 garLoopResultBuilder]: At program point L479(lines 475 481) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-11-09 08:29:47,888 INFO L853 garLoopResultBuilder]: At program point L1008(lines 1 1019) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-11-09 08:29:47,889 INFO L857 garLoopResultBuilder]: For program point L712(lines 712 718) no Hoare annotation was computed. [2021-11-09 08:29:47,889 INFO L853 garLoopResultBuilder]: At program point L712-1(lines 712 718) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 .cse6 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4))) [2021-11-09 08:29:47,889 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-09 08:29:47,889 INFO L853 garLoopResultBuilder]: At program point L780(lines 780 786) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 .cse6 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4))) [2021-11-09 08:29:47,890 INFO L853 garLoopResultBuilder]: At program point L780-1(lines 780 786) the Hoare annotation is: false [2021-11-09 08:29:47,890 INFO L853 garLoopResultBuilder]: At program point L780-2(lines 780 786) the Hoare annotation is: false [2021-11-09 08:29:47,890 INFO L853 garLoopResultBuilder]: At program point L549(lines 773 779) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3))) [2021-11-09 08:29:47,891 INFO L853 garLoopResultBuilder]: At program point L549-1(lines 773 779) the Hoare annotation is: false [2021-11-09 08:29:47,891 INFO L853 garLoopResultBuilder]: At program point L549-2(lines 773 779) the Hoare annotation is: false [2021-11-09 08:29:47,891 INFO L860 garLoopResultBuilder]: At program point L517(lines 498 520) the Hoare annotation is: true [2021-11-09 08:29:47,892 INFO L857 garLoopResultBuilder]: For program point L617(lines 617 621) no Hoare annotation was computed. [2021-11-09 08:29:47,892 INFO L853 garLoopResultBuilder]: At program point L685(lines 680 688) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= ~switchedOnBeforeTS~0 1) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-11-09 08:29:47,892 INFO L853 garLoopResultBuilder]: At program point L685-1(lines 680 688) the Hoare annotation is: false [2021-11-09 08:29:47,893 INFO L853 garLoopResultBuilder]: At program point L685-2(lines 680 688) the Hoare annotation is: false [2021-11-09 08:29:47,893 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-09 08:29:47,893 INFO L853 garLoopResultBuilder]: At program point L1016(lines 1011 1019) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-11-09 08:29:47,893 INFO L853 garLoopResultBuilder]: At program point L884(lines 879 887) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3))) [2021-11-09 08:29:47,893 INFO L853 garLoopResultBuilder]: At program point L884-1(lines 879 887) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3))) [2021-11-09 08:29:47,896 INFO L853 garLoopResultBuilder]: At program point L884-2(lines 879 887) the Hoare annotation is: false [2021-11-09 08:29:47,896 INFO L853 garLoopResultBuilder]: At program point L884-3(lines 879 887) the Hoare annotation is: false [2021-11-09 08:29:47,897 INFO L853 garLoopResultBuilder]: At program point L752(lines 701 753) the Hoare annotation is: false [2021-11-09 08:29:47,897 INFO L853 garLoopResultBuilder]: At program point L884-4(lines 879 887) the Hoare annotation is: false [2021-11-09 08:29:47,897 INFO L853 garLoopResultBuilder]: At program point L884-5(lines 879 887) the Hoare annotation is: false [2021-11-09 08:29:47,897 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 956) no Hoare annotation was computed. [2021-11-09 08:29:47,897 INFO L857 garLoopResultBuilder]: For program point L952-2(lines 952 956) no Hoare annotation was computed. [2021-11-09 08:29:47,898 INFO L857 garLoopResultBuilder]: For program point L952-3(lines 952 956) no Hoare annotation was computed. [2021-11-09 08:29:47,899 INFO L857 garLoopResultBuilder]: For program point L952-5(lines 952 956) no Hoare annotation was computed. [2021-11-09 08:29:47,899 INFO L857 garLoopResultBuilder]: For program point L952-6(lines 952 956) no Hoare annotation was computed. [2021-11-09 08:29:47,900 INFO L857 garLoopResultBuilder]: For program point L952-8(lines 952 956) no Hoare annotation was computed. [2021-11-09 08:29:47,900 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-09 08:29:47,900 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 728) no Hoare annotation was computed. [2021-11-09 08:29:47,900 INFO L853 garLoopResultBuilder]: At program point L722-1(lines 722 728) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 .cse6 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4))) [2021-11-09 08:29:47,900 INFO L857 garLoopResultBuilder]: For program point L526(line 526) no Hoare annotation was computed. [2021-11-09 08:29:47,901 INFO L857 garLoopResultBuilder]: For program point L526-1(line 526) no Hoare annotation was computed. [2021-11-09 08:29:47,901 INFO L857 garLoopResultBuilder]: For program point L526-2(line 526) no Hoare annotation was computed. [2021-11-09 08:29:47,901 INFO L857 garLoopResultBuilder]: For program point L593(lines 593 597) no Hoare annotation was computed. [2021-11-09 08:29:47,901 INFO L857 garLoopResultBuilder]: For program point L560(lines 560 577) no Hoare annotation was computed. [2021-11-09 08:29:47,901 INFO L853 garLoopResultBuilder]: At program point L560-1(lines 1 1019) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~4) .cse0 .cse1 (<= 2 ~waterLevel~0) (<= 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 .cse6 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4))) [2021-11-09 08:29:47,902 INFO L857 garLoopResultBuilder]: For program point L593-3(lines 593 597) no Hoare annotation was computed. [2021-11-09 08:29:47,902 INFO L857 garLoopResultBuilder]: For program point L560-2(lines 560 577) no Hoare annotation was computed. [2021-11-09 08:29:47,902 INFO L853 garLoopResultBuilder]: At program point L560-3(lines 1 1019) the Hoare annotation is: false [2021-11-09 08:29:47,902 INFO L857 garLoopResultBuilder]: For program point L560-4(lines 560 577) no Hoare annotation was computed. [2021-11-09 08:29:47,902 INFO L857 garLoopResultBuilder]: For program point L593-6(lines 593 597) no Hoare annotation was computed. [2021-11-09 08:29:47,902 INFO L853 garLoopResultBuilder]: At program point L560-5(lines 1 1019) the Hoare annotation is: false [2021-11-09 08:29:47,903 INFO L853 garLoopResultBuilder]: At program point L428-2(lines 428 442) the Hoare annotation is: false [2021-11-09 08:29:47,903 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-09 08:29:47,903 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2021-11-09 08:29:47,903 INFO L857 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2021-11-09 08:29:47,903 INFO L853 garLoopResultBuilder]: At program point L958(lines 943 961) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= ~switchedOnBeforeTS~0 1) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-11-09 08:29:47,904 INFO L853 garLoopResultBuilder]: At program point L958-1(lines 943 961) the Hoare annotation is: false [2021-11-09 08:29:47,904 INFO L853 garLoopResultBuilder]: At program point L958-2(lines 943 961) the Hoare annotation is: false [2021-11-09 08:29:47,904 INFO L853 garLoopResultBuilder]: At program point L662(lines 657 665) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5) (and .cse0 .cse6 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4))) [2021-11-09 08:29:47,904 INFO L853 garLoopResultBuilder]: At program point L662-1(lines 657 665) the Hoare annotation is: false [2021-11-09 08:29:47,904 INFO L853 garLoopResultBuilder]: At program point L662-2(lines 657 665) the Hoare annotation is: false [2021-11-09 08:29:47,908 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:29:47,910 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-09 08:29:47,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 08:29:47 BoogieIcfgContainer [2021-11-09 08:29:47,947 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-09 08:29:47,947 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-09 08:29:47,947 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-09 08:29:47,948 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-09 08:29:47,948 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 08:29:40" (3/4) ... [2021-11-09 08:29:47,951 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-09 08:29:47,977 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-09 08:29:47,978 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-09 08:29:47,979 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-09 08:29:47,981 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-09 08:29:47,983 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-09 08:29:47,984 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-09 08:29:47,985 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-09 08:29:48,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-11-09 08:29:48,023 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-11-09 08:29:48,024 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-11-09 08:29:48,024 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((1 < tmp && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-11-09 08:29:48,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-11-09 08:29:48,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-11-09 08:29:48,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) [2021-11-09 08:29:48,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1 [2021-11-09 08:29:48,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-11-09 08:29:48,029 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-11-09 08:29:48,029 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-11-09 08:29:48,030 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-11-09 08:29:48,031 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-11-09 08:29:48,032 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-11-09 08:29:48,037 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-11-09 08:29:48,040 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) [2021-11-09 08:29:48,042 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-11-09 08:29:48,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-11-09 08:29:48,141 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/witness.graphml [2021-11-09 08:29:48,142 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-09 08:29:48,143 INFO L168 Benchmark]: Toolchain (without parser) took 9825.06 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 80.0 MB in the beginning and 90.0 MB in the end (delta: -10.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-11-09 08:29:48,144 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 81.8 MB. Free memory was 37.0 MB in the beginning and 36.9 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 08:29:48,144 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.97 ms. Allocated memory is still 113.2 MB. Free memory was 79.8 MB in the beginning and 81.5 MB in the end (delta: -1.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-09 08:29:48,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.02 ms. Allocated memory is still 113.2 MB. Free memory was 81.5 MB in the beginning and 77.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-09 08:29:48,145 INFO L168 Benchmark]: Boogie Preprocessor took 83.35 ms. Allocated memory is still 113.2 MB. Free memory was 77.3 MB in the beginning and 74.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-09 08:29:48,145 INFO L168 Benchmark]: RCFGBuilder took 1196.47 ms. Allocated memory is still 113.2 MB. Free memory was 74.7 MB in the beginning and 79.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-11-09 08:29:48,146 INFO L168 Benchmark]: TraceAbstraction took 7614.92 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 78.8 MB in the beginning and 100.5 MB in the end (delta: -21.7 MB). Peak memory consumption was 70.8 MB. Max. memory is 16.1 GB. [2021-11-09 08:29:48,146 INFO L168 Benchmark]: Witness Printer took 194.49 ms. Allocated memory is still 136.3 MB. Free memory was 100.5 MB in the beginning and 90.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-09 08:29:48,148 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 81.8 MB. Free memory was 37.0 MB in the beginning and 36.9 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 586.97 ms. Allocated memory is still 113.2 MB. Free memory was 79.8 MB in the beginning and 81.5 MB in the end (delta: -1.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 125.02 ms. Allocated memory is still 113.2 MB. Free memory was 81.5 MB in the beginning and 77.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.35 ms. Allocated memory is still 113.2 MB. Free memory was 77.3 MB in the beginning and 74.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1196.47 ms. Allocated memory is still 113.2 MB. Free memory was 74.7 MB in the beginning and 79.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7614.92 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 78.8 MB in the beginning and 100.5 MB in the end (delta: -21.7 MB). Peak memory consumption was 70.8 MB. Max. memory is 16.1 GB. * Witness Printer took 194.49 ms. Allocated memory is still 136.3 MB. Free memory was 100.5 MB in the beginning and 90.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s 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: 526]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 526]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 526]: 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, 128 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 7.4s, OverallIterations: 10, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1110 SDtfs, 1493 SDslu, 1600 SDs, 0 SdLazy, 278 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=257occurred in iteration=9, InterpolantAutomatonStates: 54, 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, 637 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 203 NumberOfFragments, 1015 HoareAnnotationTreeSize, 51 FomulaSimplifications, 64254 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 51 FomulaSimplificationsInter, 33545 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 375 NumberOfCodeBlocks, 375 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 364 ConstructedInterpolants, 0 QuantifiedInterpolants, 736 SizeOfPredicates, 3 NumberOfNonLiveVariables, 447 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: 879]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1011]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((1 < tmp && splverifierCounter == 0) && tmp == 1) && 2 <= waterLevel) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result <= 2) && waterLevel <= 2) && \result == 1) && 2 <= \result) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && tmp == 1) && switchedOnBeforeTS == 1) && waterLevel <= 2) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) RESULT: Ultimate proved your program to be correct! [2021-11-09 08:29:48,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_709df41b-41aa-410e-913f-4cf042cb687d/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE