./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be --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 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:27:50,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:27:50,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:27:50,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:27:50,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:27:50,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:27:50,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:27:50,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:27:50,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:27:50,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:27:50,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:27:50,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:27:50,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:27:50,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:27:50,211 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:27:50,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:27:50,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:27:50,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:27:50,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:27:50,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:27:50,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:27:50,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:27:50,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:27:50,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:27:50,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:27:50,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:27:50,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:27:50,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:27:50,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:27:50,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:27:50,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:27:50,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:27:50,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:27:50,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:27:50,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:27:50,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:27:50,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:27:50,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:27:50,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:27:50,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:27:50,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:27:50,272 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:27:50,323 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:27:50,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:27:50,324 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:27:50,324 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:27:50,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:27:50,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:27:50,330 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:27:50,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:27:50,331 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:27:50,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:27:50,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:27:50,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:27:50,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:27:50,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:27:50,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:27:50,334 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:27:50,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:27:50,334 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:27:50,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:27:50,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:27:50,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:27:50,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:27:50,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:27:50,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:27:50,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:27:50,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:27:50,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:27:50,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:27:50,338 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:27:50,338 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:27:50,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:27:50,339 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:27:50,339 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_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f [2021-10-21 20:27:50,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:27:50,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:27:50,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:27:50,743 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:27:50,744 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:27:50,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-10-21 20:27:50,824 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/data/b1af60ea8/508d5582173146f2a9a3eaa21041fd9f/FLAG8d548eb97 [2021-10-21 20:27:51,522 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:27:51,533 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-10-21 20:27:51,561 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/data/b1af60ea8/508d5582173146f2a9a3eaa21041fd9f/FLAG8d548eb97 [2021-10-21 20:27:51,757 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/data/b1af60ea8/508d5582173146f2a9a3eaa21041fd9f [2021-10-21 20:27:51,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:27:51,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:27:51,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:27:51,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:27:51,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:27:51,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:27:51" (1/1) ... [2021-10-21 20:27:51,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74584a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:51, skipping insertion in model container [2021-10-21 20:27:51,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:27:51" (1/1) ... [2021-10-21 20:27:51,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:27:51,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:27:52,087 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_a588c7be-dfc9-4921-aa94-6822075c1a1f/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-10-21 20:27:52,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:27:52,295 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:27:52,312 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_a588c7be-dfc9-4921-aa94-6822075c1a1f/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-10-21 20:27:52,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:27:52,422 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:27:52,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52 WrapperNode [2021-10-21 20:27:52,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:27:52,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:27:52,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:27:52,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:27:52,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52" (1/1) ... [2021-10-21 20:27:52,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52" (1/1) ... [2021-10-21 20:27:52,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:27:52,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:27:52,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:27:52,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:27:52,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52" (1/1) ... [2021-10-21 20:27:52,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52" (1/1) ... [2021-10-21 20:27:52,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52" (1/1) ... [2021-10-21 20:27:52,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52" (1/1) ... [2021-10-21 20:27:52,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52" (1/1) ... [2021-10-21 20:27:52,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52" (1/1) ... [2021-10-21 20:27:52,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52" (1/1) ... [2021-10-21 20:27:52,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:27:52,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:27:52,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:27:52,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:27:52,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52" (1/1) ... [2021-10-21 20:27:52,744 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:27:52,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:27:52,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:27:52,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:27:52,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:27:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:27:52,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:27:52,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:27:54,393 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:27:54,398 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2021-10-21 20:27:54,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:27:54 BoogieIcfgContainer [2021-10-21 20:27:54,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:27:54,407 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:27:54,407 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:27:54,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:27:54,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:27:51" (1/3) ... [2021-10-21 20:27:54,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@226446f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:27:54, skipping insertion in model container [2021-10-21 20:27:54,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:27:52" (2/3) ... [2021-10-21 20:27:54,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@226446f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:27:54, skipping insertion in model container [2021-10-21 20:27:54,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:27:54" (3/3) ... [2021-10-21 20:27:54,419 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product62.cil.c [2021-10-21 20:27:54,435 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:27:54,436 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 20:27:54,500 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:27:54,507 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 20:27:54,507 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 20:27:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:54,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-21 20:27:54,546 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:54,547 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:54,548 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:54,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:54,555 INFO L82 PathProgramCache]: Analyzing trace with hash 248194716, now seen corresponding path program 1 times [2021-10-21 20:27:54,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:54,567 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986029562] [2021-10-21 20:27:54,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:54,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:54,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:54,898 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:54,899 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986029562] [2021-10-21 20:27:54,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986029562] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:54,900 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:54,900 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:27:54,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792139800] [2021-10-21 20:27:54,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 20:27:54,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:54,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 20:27:54,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:27:54,929 INFO L87 Difference]: Start difference. First operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:54,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:54,986 INFO L93 Difference]: Finished difference Result 456 states and 683 transitions. [2021-10-21 20:27:54,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 20:27:54,988 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-21 20:27:54,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:55,004 INFO L225 Difference]: With dead ends: 456 [2021-10-21 20:27:55,004 INFO L226 Difference]: Without dead ends: 227 [2021-10-21 20:27:55,009 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:27:55,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-21 20:27:55,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-21 20:27:55,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.4866071428571428) internal successors, (333), 226 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:55,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 333 transitions. [2021-10-21 20:27:55,077 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 333 transitions. Word has length 18 [2021-10-21 20:27:55,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:55,078 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 333 transitions. [2021-10-21 20:27:55,078 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:55,079 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2021-10-21 20:27:55,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 20:27:55,081 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:55,081 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:55,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 20:27:55,082 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:55,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:55,083 INFO L82 PathProgramCache]: Analyzing trace with hash -662836037, now seen corresponding path program 1 times [2021-10-21 20:27:55,083 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:55,084 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725917946] [2021-10-21 20:27:55,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:55,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:55,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:55,248 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:55,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725917946] [2021-10-21 20:27:55,249 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725917946] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:55,249 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:55,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:27:55,250 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177003150] [2021-10-21 20:27:55,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:27:55,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:55,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:27:55,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:27:55,259 INFO L87 Difference]: Start difference. First operand 227 states and 333 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:55,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:55,293 INFO L93 Difference]: Finished difference Result 227 states and 333 transitions. [2021-10-21 20:27:55,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:27:55,294 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-21 20:27:55,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:55,295 INFO L225 Difference]: With dead ends: 227 [2021-10-21 20:27:55,296 INFO L226 Difference]: Without dead ends: 85 [2021-10-21 20:27:55,297 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:27:55,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-21 20:27:55,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-21 20:27:55,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:55,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-21 20:27:55,315 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2021-10-21 20:27:55,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:55,315 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-21 20:27:55,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:55,316 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-21 20:27:55,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-21 20:27:55,317 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:55,317 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:55,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 20:27:55,318 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:55,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:55,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1673828196, now seen corresponding path program 1 times [2021-10-21 20:27:55,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:55,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996759050] [2021-10-21 20:27:55,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:55,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:55,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:55,448 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:55,448 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996759050] [2021-10-21 20:27:55,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996759050] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:55,449 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:55,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:27:55,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472699696] [2021-10-21 20:27:55,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:27:55,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:55,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:27:55,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:27:55,452 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:55,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:55,482 INFO L93 Difference]: Finished difference Result 164 states and 242 transitions. [2021-10-21 20:27:55,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:27:55,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-21 20:27:55,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:55,484 INFO L225 Difference]: With dead ends: 164 [2021-10-21 20:27:55,484 INFO L226 Difference]: Without dead ends: 85 [2021-10-21 20:27:55,485 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:27:55,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-21 20:27:55,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-21 20:27:55,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 84 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:55,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2021-10-21 20:27:55,497 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2021-10-21 20:27:55,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:55,497 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2021-10-21 20:27:55,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:55,498 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2021-10-21 20:27:55,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-21 20:27:55,499 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:55,500 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:55,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 20:27:55,500 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:55,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:55,501 INFO L82 PathProgramCache]: Analyzing trace with hash 61775514, now seen corresponding path program 1 times [2021-10-21 20:27:55,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:55,502 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539891367] [2021-10-21 20:27:55,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:55,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:55,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:55,623 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:55,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539891367] [2021-10-21 20:27:55,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539891367] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:55,626 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:55,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:27:55,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157201288] [2021-10-21 20:27:55,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:27:55,628 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:55,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:27:55,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:27:55,630 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:55,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:55,686 INFO L93 Difference]: Finished difference Result 172 states and 251 transitions. [2021-10-21 20:27:55,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:27:55,687 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-21 20:27:55,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:55,690 INFO L225 Difference]: With dead ends: 172 [2021-10-21 20:27:55,691 INFO L226 Difference]: Without dead ends: 93 [2021-10-21 20:27:55,700 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:27:55,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-21 20:27:55,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2021-10-21 20:27:55,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 90 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:55,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2021-10-21 20:27:55,724 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 27 [2021-10-21 20:27:55,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:55,725 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2021-10-21 20:27:55,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2021-10-21 20:27:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 20:27:55,727 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:55,727 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:55,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 20:27:55,728 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:55,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:55,730 INFO L82 PathProgramCache]: Analyzing trace with hash -1135503666, now seen corresponding path program 1 times [2021-10-21 20:27:55,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:55,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471204567] [2021-10-21 20:27:55,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:55,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:55,863 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:55,863 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471204567] [2021-10-21 20:27:55,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471204567] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:55,864 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:55,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:27:55,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530185330] [2021-10-21 20:27:55,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:27:55,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:55,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:27:55,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:27:55,866 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:56,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:56,036 INFO L93 Difference]: Finished difference Result 444 states and 640 transitions. [2021-10-21 20:27:56,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 20:27:56,037 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 20:27:56,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:56,044 INFO L225 Difference]: With dead ends: 444 [2021-10-21 20:27:56,044 INFO L226 Difference]: Without dead ends: 359 [2021-10-21 20:27:56,045 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 32.5ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:27:56,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2021-10-21 20:27:56,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2021-10-21 20:27:56,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.391304347826087) internal successors, (192), 138 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) [2021-10-21 20:27:56,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2021-10-21 20:27:56,082 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 33 [2021-10-21 20:27:56,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:56,082 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2021-10-21 20:27:56,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:56,083 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2021-10-21 20:27:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 20:27:56,085 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:56,085 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:56,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 20:27:56,095 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:56,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:56,096 INFO L82 PathProgramCache]: Analyzing trace with hash 21792272, now seen corresponding path program 1 times [2021-10-21 20:27:56,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:56,097 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853982525] [2021-10-21 20:27:56,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:56,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:56,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:56,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:56,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:56,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853982525] [2021-10-21 20:27:56,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853982525] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:56,190 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:56,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:27:56,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340974547] [2021-10-21 20:27:56,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:27:56,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:56,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:27:56,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:27:56,193 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:56,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:56,436 INFO L93 Difference]: Finished difference Result 294 states and 413 transitions. [2021-10-21 20:27:56,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 20:27:56,437 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-21 20:27:56,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:56,439 INFO L225 Difference]: With dead ends: 294 [2021-10-21 20:27:56,439 INFO L226 Difference]: Without dead ends: 209 [2021-10-21 20:27:56,440 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.0ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:27:56,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-10-21 20:27:56,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2021-10-21 20:27:56,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.3902439024390243) internal successors, (285), 205 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:56,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 285 transitions. [2021-10-21 20:27:56,474 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 285 transitions. Word has length 34 [2021-10-21 20:27:56,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:56,475 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 285 transitions. [2021-10-21 20:27:56,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:56,475 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 285 transitions. [2021-10-21 20:27:56,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 20:27:56,477 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:56,477 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:56,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 20:27:56,478 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:56,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:56,479 INFO L82 PathProgramCache]: Analyzing trace with hash -989324978, now seen corresponding path program 1 times [2021-10-21 20:27:56,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:56,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206310458] [2021-10-21 20:27:56,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:56,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:56,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:56,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:56,547 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206310458] [2021-10-21 20:27:56,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206310458] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:56,547 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:56,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:27:56,548 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021599685] [2021-10-21 20:27:56,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:27:56,549 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:56,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:27:56,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:27:56,550 INFO L87 Difference]: Start difference. First operand 206 states and 285 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) [2021-10-21 20:27:56,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:56,680 INFO L93 Difference]: Finished difference Result 575 states and 806 transitions. [2021-10-21 20:27:56,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:27:56,681 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 [2021-10-21 20:27:56,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:56,686 INFO L225 Difference]: With dead ends: 575 [2021-10-21 20:27:56,686 INFO L226 Difference]: Without dead ends: 422 [2021-10-21 20:27:56,687 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:27:56,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2021-10-21 20:27:56,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 206. [2021-10-21 20:27:56,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.3756097560975609) internal successors, (282), 205 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:56,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 282 transitions. [2021-10-21 20:27:56,723 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 282 transitions. Word has length 34 [2021-10-21 20:27:56,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:56,724 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 282 transitions. [2021-10-21 20:27:56,724 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) [2021-10-21 20:27:56,724 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 282 transitions. [2021-10-21 20:27:56,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 20:27:56,726 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:56,726 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:56,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 20:27:56,727 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:56,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:56,728 INFO L82 PathProgramCache]: Analyzing trace with hash -731159540, now seen corresponding path program 1 times [2021-10-21 20:27:56,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:56,728 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121849028] [2021-10-21 20:27:56,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:56,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:56,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:56,813 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:56,814 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121849028] [2021-10-21 20:27:56,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121849028] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:56,814 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:56,815 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:27:56,815 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270739267] [2021-10-21 20:27:56,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:27:56,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:56,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:27:56,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:27:56,817 INFO L87 Difference]: Start difference. First operand 206 states and 282 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) [2021-10-21 20:27:56,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:56,954 INFO L93 Difference]: Finished difference Result 618 states and 858 transitions. [2021-10-21 20:27:56,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:27:56,955 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 [2021-10-21 20:27:56,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:56,960 INFO L225 Difference]: With dead ends: 618 [2021-10-21 20:27:56,961 INFO L226 Difference]: Without dead ends: 418 [2021-10-21 20:27:56,963 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:27:56,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2021-10-21 20:27:57,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 218. [2021-10-21 20:27:57,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 217 states have (on average 1.3410138248847927) internal successors, (291), 217 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:57,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 291 transitions. [2021-10-21 20:27:57,031 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 291 transitions. Word has length 34 [2021-10-21 20:27:57,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:57,031 INFO L470 AbstractCegarLoop]: Abstraction has 218 states and 291 transitions. [2021-10-21 20:27:57,032 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) [2021-10-21 20:27:57,032 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 291 transitions. [2021-10-21 20:27:57,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-21 20:27:57,044 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:57,044 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:57,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 20:27:57,045 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:57,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:57,046 INFO L82 PathProgramCache]: Analyzing trace with hash 158566787, now seen corresponding path program 1 times [2021-10-21 20:27:57,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:57,047 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265110349] [2021-10-21 20:27:57,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:57,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:57,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:57,175 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:57,175 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265110349] [2021-10-21 20:27:57,175 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265110349] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:57,176 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:57,176 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:27:57,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500000185] [2021-10-21 20:27:57,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 20:27:57,178 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:57,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 20:27:57,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-21 20:27:57,181 INFO L87 Difference]: Start difference. First operand 218 states and 291 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:57,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:57,521 INFO L93 Difference]: Finished difference Result 1297 states and 1697 transitions. [2021-10-21 20:27:57,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-21 20:27:57,524 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-21 20:27:57,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:57,534 INFO L225 Difference]: With dead ends: 1297 [2021-10-21 20:27:57,535 INFO L226 Difference]: Without dead ends: 1085 [2021-10-21 20:27:57,542 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 85.7ms TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-21 20:27:57,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2021-10-21 20:27:57,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 416. [2021-10-21 20:27:57,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 415 states have (on average 1.3156626506024096) internal successors, (546), 415 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:57,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 546 transitions. [2021-10-21 20:27:57,623 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 546 transitions. Word has length 37 [2021-10-21 20:27:57,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:57,623 INFO L470 AbstractCegarLoop]: Abstraction has 416 states and 546 transitions. [2021-10-21 20:27:57,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:57,624 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 546 transitions. [2021-10-21 20:27:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-21 20:27:57,625 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:57,626 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:57,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 20:27:57,626 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:57,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:57,627 INFO L82 PathProgramCache]: Analyzing trace with hash 838625157, now seen corresponding path program 1 times [2021-10-21 20:27:57,627 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:57,629 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714855248] [2021-10-21 20:27:57,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:57,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:57,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:57,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:57,748 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714855248] [2021-10-21 20:27:57,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714855248] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:57,748 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:57,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:27:57,749 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200486941] [2021-10-21 20:27:57,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:27:57,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:57,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:27:57,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:27:57,750 INFO L87 Difference]: Start difference. First operand 416 states and 546 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:58,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:58,065 INFO L93 Difference]: Finished difference Result 1036 states and 1397 transitions. [2021-10-21 20:27:58,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 20:27:58,066 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-21 20:27:58,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:58,071 INFO L225 Difference]: With dead ends: 1036 [2021-10-21 20:27:58,071 INFO L226 Difference]: Without dead ends: 626 [2021-10-21 20:27:58,072 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 49.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:27:58,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2021-10-21 20:27:58,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 320. [2021-10-21 20:27:58,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 319 states have (on average 1.2884012539184952) internal successors, (411), 319 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:58,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 411 transitions. [2021-10-21 20:27:58,126 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 411 transitions. Word has length 37 [2021-10-21 20:27:58,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:58,127 INFO L470 AbstractCegarLoop]: Abstraction has 320 states and 411 transitions. [2021-10-21 20:27:58,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:58,127 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 411 transitions. [2021-10-21 20:27:58,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-21 20:27:58,129 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:58,129 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:58,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 20:27:58,130 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:58,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:58,131 INFO L82 PathProgramCache]: Analyzing trace with hash -1548905091, now seen corresponding path program 1 times [2021-10-21 20:27:58,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:58,134 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219927165] [2021-10-21 20:27:58,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:58,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:58,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:58,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:58,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219927165] [2021-10-21 20:27:58,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219927165] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:58,222 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:58,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:27:58,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846053726] [2021-10-21 20:27:58,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:27:58,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:58,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:27:58,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:27:58,225 INFO L87 Difference]: Start difference. First operand 320 states and 411 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:58,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:58,471 INFO L93 Difference]: Finished difference Result 786 states and 1003 transitions. [2021-10-21 20:27:58,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 20:27:58,472 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-21 20:27:58,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:58,476 INFO L225 Difference]: With dead ends: 786 [2021-10-21 20:27:58,476 INFO L226 Difference]: Without dead ends: 472 [2021-10-21 20:27:58,477 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 35.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:27:58,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2021-10-21 20:27:58,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 300. [2021-10-21 20:27:58,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 299 states have (on average 1.2508361204013378) internal successors, (374), 299 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:58,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 374 transitions. [2021-10-21 20:27:58,540 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 374 transitions. Word has length 38 [2021-10-21 20:27:58,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:58,540 INFO L470 AbstractCegarLoop]: Abstraction has 300 states and 374 transitions. [2021-10-21 20:27:58,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 374 transitions. [2021-10-21 20:27:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-21 20:27:58,542 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:58,543 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:58,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 20:27:58,544 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:58,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:58,544 INFO L82 PathProgramCache]: Analyzing trace with hash -1184187441, now seen corresponding path program 1 times [2021-10-21 20:27:58,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:58,545 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107785583] [2021-10-21 20:27:58,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:58,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:58,638 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 20:27:58,638 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:58,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107785583] [2021-10-21 20:27:58,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107785583] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:58,639 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:58,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:27:58,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950956240] [2021-10-21 20:27:58,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:27:58,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:58,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:27:58,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:27:58,641 INFO L87 Difference]: Start difference. First operand 300 states and 374 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:58,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:58,725 INFO L93 Difference]: Finished difference Result 695 states and 869 transitions. [2021-10-21 20:27:58,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:27:58,726 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 54 [2021-10-21 20:27:58,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:58,729 INFO L225 Difference]: With dead ends: 695 [2021-10-21 20:27:58,729 INFO L226 Difference]: Without dead ends: 401 [2021-10-21 20:27:58,730 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:27:58,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2021-10-21 20:27:58,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 300. [2021-10-21 20:27:58,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 299 states have (on average 1.2374581939799332) internal successors, (370), 299 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:58,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 370 transitions. [2021-10-21 20:27:58,775 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 370 transitions. Word has length 54 [2021-10-21 20:27:58,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:58,776 INFO L470 AbstractCegarLoop]: Abstraction has 300 states and 370 transitions. [2021-10-21 20:27:58,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:58,776 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 370 transitions. [2021-10-21 20:27:58,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-21 20:27:58,777 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:58,778 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:58,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 20:27:58,778 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:58,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:58,779 INFO L82 PathProgramCache]: Analyzing trace with hash -1256573999, now seen corresponding path program 1 times [2021-10-21 20:27:58,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:58,779 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478104181] [2021-10-21 20:27:58,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:58,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 20:27:58,846 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:58,846 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478104181] [2021-10-21 20:27:58,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478104181] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:58,847 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:58,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:27:58,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406286761] [2021-10-21 20:27:58,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:27:58,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:58,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:27:58,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:27:58,849 INFO L87 Difference]: Start difference. First operand 300 states and 370 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:58,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:58,949 INFO L93 Difference]: Finished difference Result 642 states and 801 transitions. [2021-10-21 20:27:58,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:27:58,950 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 54 [2021-10-21 20:27:58,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:58,953 INFO L225 Difference]: With dead ends: 642 [2021-10-21 20:27:58,953 INFO L226 Difference]: Without dead ends: 348 [2021-10-21 20:27:58,954 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 29.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:27:58,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2021-10-21 20:27:59,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 258. [2021-10-21 20:27:59,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2412451361867705) internal successors, (319), 257 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:59,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 319 transitions. [2021-10-21 20:27:59,016 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 319 transitions. Word has length 54 [2021-10-21 20:27:59,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:59,016 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 319 transitions. [2021-10-21 20:27:59,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:59,016 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 319 transitions. [2021-10-21 20:27:59,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-21 20:27:59,018 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:59,018 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:59,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-21 20:27:59,019 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:59,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:59,019 INFO L82 PathProgramCache]: Analyzing trace with hash -2050604719, now seen corresponding path program 1 times [2021-10-21 20:27:59,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:59,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22043191] [2021-10-21 20:27:59,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:59,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:59,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:27:59,098 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:59,098 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22043191] [2021-10-21 20:27:59,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22043191] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:59,099 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:59,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:27:59,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902114101] [2021-10-21 20:27:59,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:27:59,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:59,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:27:59,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:27:59,101 INFO L87 Difference]: Start difference. First operand 258 states and 319 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:59,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:59,254 INFO L93 Difference]: Finished difference Result 666 states and 822 transitions. [2021-10-21 20:27:59,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 20:27:59,255 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 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 55 [2021-10-21 20:27:59,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:59,258 INFO L225 Difference]: With dead ends: 666 [2021-10-21 20:27:59,258 INFO L226 Difference]: Without dead ends: 414 [2021-10-21 20:27:59,260 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 36.0ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:27:59,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2021-10-21 20:27:59,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 258. [2021-10-21 20:27:59,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2256809338521402) internal successors, (315), 257 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:59,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 315 transitions. [2021-10-21 20:27:59,302 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 315 transitions. Word has length 55 [2021-10-21 20:27:59,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:59,303 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 315 transitions. [2021-10-21 20:27:59,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:59,303 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 315 transitions. [2021-10-21 20:27:59,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-21 20:27:59,304 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:59,305 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:59,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-21 20:27:59,306 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:59,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:59,307 INFO L82 PathProgramCache]: Analyzing trace with hash -1134136866, now seen corresponding path program 1 times [2021-10-21 20:27:59,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:59,308 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599949906] [2021-10-21 20:27:59,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:59,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:59,426 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-21 20:27:59,427 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:59,427 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599949906] [2021-10-21 20:27:59,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599949906] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:59,427 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:59,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:27:59,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609677040] [2021-10-21 20:27:59,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 20:27:59,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:59,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 20:27:59,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-21 20:27:59,431 INFO L87 Difference]: Start difference. First operand 258 states and 315 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:59,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:59,707 INFO L93 Difference]: Finished difference Result 833 states and 1030 transitions. [2021-10-21 20:27:59,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-21 20:27:59,708 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 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 57 [2021-10-21 20:27:59,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:59,713 INFO L225 Difference]: With dead ends: 833 [2021-10-21 20:27:59,713 INFO L226 Difference]: Without dead ends: 633 [2021-10-21 20:27:59,714 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 82.4ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-21 20:27:59,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2021-10-21 20:27:59,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 258. [2021-10-21 20:27:59,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2217898832684826) internal successors, (314), 257 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:59,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 314 transitions. [2021-10-21 20:27:59,761 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 314 transitions. Word has length 57 [2021-10-21 20:27:59,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:27:59,761 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 314 transitions. [2021-10-21 20:27:59,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:59,762 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 314 transitions. [2021-10-21 20:27:59,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-21 20:27:59,763 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:27:59,763 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:27:59,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-21 20:27:59,764 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:27:59,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:27:59,764 INFO L82 PathProgramCache]: Analyzing trace with hash -454429430, now seen corresponding path program 1 times [2021-10-21 20:27:59,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:27:59,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085366193] [2021-10-21 20:27:59,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:27:59,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:27:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:27:59,840 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-21 20:27:59,840 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:27:59,840 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085366193] [2021-10-21 20:27:59,840 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085366193] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:27:59,841 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:27:59,841 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:27:59,841 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246131458] [2021-10-21 20:27:59,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:27:59,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:27:59,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:27:59,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:27:59,843 INFO L87 Difference]: Start difference. First operand 258 states and 314 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:27:59,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:27:59,975 INFO L93 Difference]: Finished difference Result 782 states and 970 transitions. [2021-10-21 20:27:59,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 20:27:59,975 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-10-21 20:27:59,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:27:59,980 INFO L225 Difference]: With dead ends: 782 [2021-10-21 20:27:59,980 INFO L226 Difference]: Without dead ends: 582 [2021-10-21 20:27:59,981 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:27:59,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-10-21 20:28:00,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 264. [2021-10-21 20:28:00,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 263 states have (on average 1.2167300380228137) internal successors, (320), 263 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:00,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 320 transitions. [2021-10-21 20:28:00,029 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 320 transitions. Word has length 63 [2021-10-21 20:28:00,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:00,030 INFO L470 AbstractCegarLoop]: Abstraction has 264 states and 320 transitions. [2021-10-21 20:28:00,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:00,030 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 320 transitions. [2021-10-21 20:28:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-21 20:28:00,031 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:28:00,032 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:28:00,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-21 20:28:00,032 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:28:00,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:28:00,033 INFO L82 PathProgramCache]: Analyzing trace with hash -196263992, now seen corresponding path program 1 times [2021-10-21 20:28:00,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:28:00,033 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290396753] [2021-10-21 20:28:00,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:00,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:28:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:00,133 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-21 20:28:00,134 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:28:00,134 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290396753] [2021-10-21 20:28:00,134 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290396753] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:28:00,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1423754994] [2021-10-21 20:28:00,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:28:00,135 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:28:00,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:28:00,138 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:28:00,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 20:28:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:28:00,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-21 20:28:00,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:28:00,707 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-21 20:28:00,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1423754994] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:28:00,707 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 20:28:00,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-10-21 20:28:00,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471507826] [2021-10-21 20:28:00,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-21 20:28:00,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:28:00,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-21 20:28:00,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-21 20:28:00,710 INFO L87 Difference]: Start difference. First operand 264 states and 320 transitions. Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:01,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:28:01,096 INFO L93 Difference]: Finished difference Result 975 states and 1203 transitions. [2021-10-21 20:28:01,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-21 20:28:01,097 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-10-21 20:28:01,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:28:01,097 INFO L225 Difference]: With dead ends: 975 [2021-10-21 20:28:01,097 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 20:28:01,099 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 95.0ms TimeCoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2021-10-21 20:28:01,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 20:28:01,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 20:28:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:01,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:28:01,100 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-21 20:28:01,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:28:01,101 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:28:01,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:28:01,101 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:28:01,101 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 20:28:01,104 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:28:01,105 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:28:01,105 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:28:01,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-10-21 20:28:01,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-10-21 20:28:01,336 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 20:28:01,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:01,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:03,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:03,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:03,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:03,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:03,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:03,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:04,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:05,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:06,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:07,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:28:19,076 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-21 20:28:19,076 INFO L857 garLoopResultBuilder]: For program point L498(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:28:19,076 INFO L853 garLoopResultBuilder]: At program point L830(lines 815 833) the Hoare annotation is: false [2021-10-21 20:28:19,076 INFO L853 garLoopResultBuilder]: At program point L830-1(lines 815 833) the Hoare annotation is: false [2021-10-21 20:28:19,077 INFO L853 garLoopResultBuilder]: At program point L830-2(lines 815 833) the Hoare annotation is: false [2021-10-21 20:28:19,078 INFO L853 garLoopResultBuilder]: At program point L830-3(lines 815 833) the Hoare annotation is: (let ((.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse11 (not .cse8)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse13 (not .cse9)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse14 (<= ~waterLevel~0 1)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse6 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse10 .cse7 .cse8 .cse9) (and .cse11 .cse0 .cse12 .cse1 .cse13 .cse14 .cse15 .cse6 .cse10) (and .cse11 .cse0 .cse12 .cse1 .cse13 .cse4 .cse14 .cse15 .cse6)))) [2021-10-21 20:28:19,078 INFO L853 garLoopResultBuilder]: At program point L830-4(lines 815 833) the Hoare annotation is: false [2021-10-21 20:28:19,079 INFO L853 garLoopResultBuilder]: At program point L830-5(lines 815 833) the Hoare annotation is: false [2021-10-21 20:28:19,079 INFO L853 garLoopResultBuilder]: At program point L830-6(lines 815 833) the Hoare annotation is: false [2021-10-21 20:28:19,079 INFO L853 garLoopResultBuilder]: At program point L830-7(lines 815 833) the Hoare annotation is: false [2021-10-21 20:28:19,080 INFO L853 garLoopResultBuilder]: At program point L566(lines 561 569) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse5))) [2021-10-21 20:28:19,080 INFO L853 garLoopResultBuilder]: At program point L830-8(lines 815 833) the Hoare annotation is: false [2021-10-21 20:28:19,084 INFO L853 garLoopResultBuilder]: At program point L566-1(lines 561 569) the Hoare annotation is: false [2021-10-21 20:28:19,085 INFO L853 garLoopResultBuilder]: At program point L830-9(lines 815 833) the Hoare annotation is: false [2021-10-21 20:28:19,085 INFO L853 garLoopResultBuilder]: At program point L566-2(lines 561 569) the Hoare annotation is: false [2021-10-21 20:28:19,085 INFO L853 garLoopResultBuilder]: At program point L830-10(lines 815 833) the Hoare annotation is: false [2021-10-21 20:28:19,085 INFO L853 garLoopResultBuilder]: At program point L566-3(lines 561 569) the Hoare annotation is: false [2021-10-21 20:28:19,086 INFO L853 garLoopResultBuilder]: At program point L830-11(lines 815 833) the Hoare annotation is: false [2021-10-21 20:28:19,086 INFO L853 garLoopResultBuilder]: At program point L566-4(lines 561 569) the Hoare annotation is: false [2021-10-21 20:28:19,087 INFO L853 garLoopResultBuilder]: At program point L566-5(lines 561 569) the Hoare annotation is: false [2021-10-21 20:28:19,087 INFO L853 garLoopResultBuilder]: At program point L766(lines 759 769) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse4))) [2021-10-21 20:28:19,087 INFO L853 garLoopResultBuilder]: At program point L766-1(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,087 INFO L853 garLoopResultBuilder]: At program point L766-2(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,088 INFO L853 garLoopResultBuilder]: At program point L766-3(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,088 INFO L853 garLoopResultBuilder]: At program point L766-4(lines 759 769) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~methaneLevelCritical~0 1) .cse7 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse9) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse9))) [2021-10-21 20:28:19,088 INFO L853 garLoopResultBuilder]: At program point L766-5(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,088 INFO L853 garLoopResultBuilder]: At program point L766-6(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,088 INFO L853 garLoopResultBuilder]: At program point L766-7(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,089 INFO L853 garLoopResultBuilder]: At program point L766-8(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,089 INFO L853 garLoopResultBuilder]: At program point L766-9(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,089 INFO L853 garLoopResultBuilder]: At program point L766-10(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,089 INFO L853 garLoopResultBuilder]: At program point L766-11(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,089 INFO L853 garLoopResultBuilder]: At program point L766-12(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,089 INFO L853 garLoopResultBuilder]: At program point L766-13(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,090 INFO L853 garLoopResultBuilder]: At program point L766-14(lines 759 769) the Hoare annotation is: false [2021-10-21 20:28:19,090 INFO L857 garLoopResultBuilder]: For program point L903(lines 903 916) no Hoare annotation was computed. [2021-10-21 20:28:19,090 INFO L857 garLoopResultBuilder]: For program point L705(lines 705 722) no Hoare annotation was computed. [2021-10-21 20:28:19,090 INFO L857 garLoopResultBuilder]: For program point L705-1(lines 705 722) no Hoare annotation was computed. [2021-10-21 20:28:19,090 INFO L857 garLoopResultBuilder]: For program point L705-2(lines 705 722) no Hoare annotation was computed. [2021-10-21 20:28:19,091 INFO L853 garLoopResultBuilder]: At program point L775(lines 770 778) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0) (<= 2 ~waterLevel~0) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1) (= 1 ~systemActive~0) (= ULTIMATE.start_activatePump_~tmp~7 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) (= ~pumpRunning~0 1)) [2021-10-21 20:28:19,091 INFO L853 garLoopResultBuilder]: At program point L775-1(lines 770 778) the Hoare annotation is: false [2021-10-21 20:28:19,091 INFO L857 garLoopResultBuilder]: For program point L709(lines 709 717) no Hoare annotation was computed. [2021-10-21 20:28:19,091 INFO L853 garLoopResultBuilder]: At program point L775-2(lines 770 778) the Hoare annotation is: false [2021-10-21 20:28:19,091 INFO L857 garLoopResultBuilder]: For program point L709-1(lines 709 717) no Hoare annotation was computed. [2021-10-21 20:28:19,092 INFO L857 garLoopResultBuilder]: For program point L709-2(lines 709 717) no Hoare annotation was computed. [2021-10-21 20:28:19,092 INFO L853 garLoopResultBuilder]: At program point L511(lines 506 514) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-21 20:28:19,092 INFO L853 garLoopResultBuilder]: At program point L511-1(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,092 INFO L853 garLoopResultBuilder]: At program point L511-2(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,092 INFO L853 garLoopResultBuilder]: At program point L511-3(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,093 INFO L853 garLoopResultBuilder]: At program point L511-4(lines 506 514) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~methaneLevelCritical~0 1) .cse7 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse9) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2021-10-21 20:28:19,093 INFO L853 garLoopResultBuilder]: At program point L511-5(lines 506 514) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse9 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse11 (<= ~waterLevel~0 2)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse16 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse15 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse18 (= ~methaneLevelCritical~0 1)) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse2 .cse3 .cse8 .cse9 .cse5 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse16 .cse0 .cse2 .cse3 .cse4 .cse17 .cse5 .cse10 .cse13 .cse15) (and .cse0 .cse1 .cse6 .cse7 .cse9 .cse5 .cse18 .cse11 .cse12 .cse19 .cse14) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse5 .cse10 .cse18 .cse11 .cse12 .cse19 .cse14 .cse15) (and .cse16 .cse0 .cse4 .cse17 .cse5 .cse10 .cse18 .cse19 .cse15) (and .cse0 .cse1 .cse4 .cse5 .cse18 .cse19))) [2021-10-21 20:28:19,093 INFO L853 garLoopResultBuilder]: At program point L511-6(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,093 INFO L853 garLoopResultBuilder]: At program point L511-7(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,093 INFO L853 garLoopResultBuilder]: At program point L511-8(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,094 INFO L853 garLoopResultBuilder]: At program point L511-9(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,094 INFO L853 garLoopResultBuilder]: At program point L511-10(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,094 INFO L853 garLoopResultBuilder]: At program point L511-11(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,094 INFO L853 garLoopResultBuilder]: At program point L511-12(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,094 INFO L853 garLoopResultBuilder]: At program point L511-13(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,094 INFO L853 garLoopResultBuilder]: At program point L511-14(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,095 INFO L853 garLoopResultBuilder]: At program point L511-15(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,096 INFO L853 garLoopResultBuilder]: At program point L511-16(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,096 INFO L853 garLoopResultBuilder]: At program point L511-17(lines 506 514) the Hoare annotation is: false [2021-10-21 20:28:19,096 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,096 INFO L857 garLoopResultBuilder]: For program point L843-2(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,097 INFO L857 garLoopResultBuilder]: For program point L843-3(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,097 INFO L857 garLoopResultBuilder]: For program point L843-5(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,098 INFO L857 garLoopResultBuilder]: For program point L843-6(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,098 INFO L857 garLoopResultBuilder]: For program point L843-8(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,098 INFO L857 garLoopResultBuilder]: For program point L843-9(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,098 INFO L857 garLoopResultBuilder]: For program point L843-11(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,099 INFO L857 garLoopResultBuilder]: For program point L843-12(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,099 INFO L857 garLoopResultBuilder]: For program point L843-14(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,099 INFO L857 garLoopResultBuilder]: For program point L843-15(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,099 INFO L857 garLoopResultBuilder]: For program point L843-17(lines 843 847) no Hoare annotation was computed. [2021-10-21 20:28:19,099 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 915) no Hoare annotation was computed. [2021-10-21 20:28:19,100 INFO L853 garLoopResultBuilder]: At program point L911-2(lines 621 627) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse10 (= ~pumpRunning~0 1))) (let ((.cse6 (or (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse9 .cse10) (and .cse0 .cse2 .cse9 (= ~waterLevel~0 1) .cse10))) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse4) (and .cse6 .cse3 .cse4) (and .cse7 .cse0 .cse5 .cse8 .cse2 .cse9 .cse4 .cse10) (and .cse7 .cse0 (<= ~waterLevel~0 1) .cse8 .cse2 .cse9 .cse3 .cse10) (and .cse0 .cse1 .cse5 .cse2 .cse4)))) [2021-10-21 20:28:19,100 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-21 20:28:19,101 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-21 20:28:19,101 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-21 20:28:19,101 INFO L853 garLoopResultBuilder]: At program point L849(lines 834 852) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse5))) [2021-10-21 20:28:19,101 INFO L853 garLoopResultBuilder]: At program point L849-1(lines 834 852) the Hoare annotation is: false [2021-10-21 20:28:19,102 INFO L853 garLoopResultBuilder]: At program point L849-2(lines 834 852) the Hoare annotation is: false [2021-10-21 20:28:19,102 INFO L853 garLoopResultBuilder]: At program point L849-3(lines 834 852) the Hoare annotation is: false [2021-10-21 20:28:19,102 INFO L853 garLoopResultBuilder]: At program point L849-4(lines 834 852) the Hoare annotation is: false [2021-10-21 20:28:19,102 INFO L853 garLoopResultBuilder]: At program point L849-5(lines 834 852) the Hoare annotation is: false [2021-10-21 20:28:19,102 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 20:28:19,103 INFO L857 garLoopResultBuilder]: For program point L653(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,103 INFO L857 garLoopResultBuilder]: For program point L653-1(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,103 INFO L857 garLoopResultBuilder]: For program point L653-2(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,103 INFO L857 garLoopResultBuilder]: For program point L653-3(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,103 INFO L857 garLoopResultBuilder]: For program point L653-4(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,103 INFO L857 garLoopResultBuilder]: For program point L653-5(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,103 INFO L857 garLoopResultBuilder]: For program point L653-6(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,104 INFO L857 garLoopResultBuilder]: For program point L653-7(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,104 INFO L857 garLoopResultBuilder]: For program point L653-8(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,104 INFO L857 garLoopResultBuilder]: For program point L653-9(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,104 INFO L857 garLoopResultBuilder]: For program point L653-10(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,104 INFO L857 garLoopResultBuilder]: For program point L653-11(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:28:19,105 INFO L853 garLoopResultBuilder]: At program point L921(lines 872 922) the Hoare annotation is: false [2021-10-21 20:28:19,105 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,105 INFO L857 garLoopResultBuilder]: For program point L657-1(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,105 INFO L857 garLoopResultBuilder]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,105 INFO L857 garLoopResultBuilder]: For program point L657-3(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,106 INFO L857 garLoopResultBuilder]: For program point L657-4(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,106 INFO L857 garLoopResultBuilder]: For program point L657-5(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,106 INFO L857 garLoopResultBuilder]: For program point L657-6(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,106 INFO L857 garLoopResultBuilder]: For program point L657-7(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,106 INFO L857 garLoopResultBuilder]: For program point L657-8(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,106 INFO L857 garLoopResultBuilder]: For program point L657-9(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,107 INFO L857 garLoopResultBuilder]: For program point L657-10(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,107 INFO L857 garLoopResultBuilder]: For program point L657-11(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:28:19,107 INFO L853 garLoopResultBuilder]: At program point L989(lines 985 991) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 20:28:19,107 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 20:28:19,107 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-21 20:28:19,108 INFO L853 garLoopResultBuilder]: At program point L596(lines 1 1024) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 20:28:19,108 INFO L857 garLoopResultBuilder]: For program point L71(lines 71 91) no Hoare annotation was computed. [2021-10-21 20:28:19,108 INFO L857 garLoopResultBuilder]: For program point L71-2(lines 71 91) no Hoare annotation was computed. [2021-10-21 20:28:19,108 INFO L857 garLoopResultBuilder]: For program point L71-4(lines 71 91) no Hoare annotation was computed. [2021-10-21 20:28:19,108 INFO L853 garLoopResultBuilder]: At program point L604(lines 599 607) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 20:28:19,108 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-21 20:28:19,109 INFO L857 garLoopResultBuilder]: For program point L77(lines 77 90) no Hoare annotation was computed. [2021-10-21 20:28:19,109 INFO L853 garLoopResultBuilder]: At program point L77-1(lines 1 1024) the Hoare annotation is: (let ((.cse6 (<= 2 ~waterLevel~0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse7 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse10 (<= ~waterLevel~0 2)) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse22 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse17 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 1)) (.cse14 (= ~pumpRunning~0 1)) (.cse21 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse18 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse19 (<= ~waterLevel~0 1)) (.cse8 (= 1 ~systemActive~0)) (.cse23 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse6 .cse7 .cse8 .cse9 .cse15 .cse10 .cse11 .cse16 .cse13 .cse17 .cse14) (and .cse0 .cse18 .cse19 .cse8 .cse15 .cse16 .cse17) (and .cse0 .cse18 .cse1 .cse2 .cse7 .cse8 .cse15 .cse10 .cse11 .cse16 .cse13 .cse17) (and .cse0 .cse18 .cse4 .cse8 (= ~waterLevel~0 1)) (and .cse20 .cse21 .cse0 .cse3 .cse4 .cse5 .cse19 .cse22 .cse8 .cse9 .cse12 .cse23 .cse14) (and .cse20 .cse0 .cse19 .cse22 .cse8 .cse9 .cse15 .cse16 .cse17 .cse14) (and .cse21 .cse0 .cse18 .cse3 .cse4 .cse5 .cse19 .cse8 .cse23))) [2021-10-21 20:28:19,109 INFO L857 garLoopResultBuilder]: For program point L77-2(lines 77 90) no Hoare annotation was computed. [2021-10-21 20:28:19,109 INFO L853 garLoopResultBuilder]: At program point L77-3(lines 1 1024) the Hoare annotation is: false [2021-10-21 20:28:19,109 INFO L857 garLoopResultBuilder]: For program point L77-4(lines 77 90) no Hoare annotation was computed. [2021-10-21 20:28:19,110 INFO L853 garLoopResultBuilder]: At program point L77-5(lines 1 1024) the Hoare annotation is: false [2021-10-21 20:28:19,110 INFO L857 garLoopResultBuilder]: For program point L474(lines 474 478) no Hoare annotation was computed. [2021-10-21 20:28:19,110 INFO L857 garLoopResultBuilder]: For program point L474-3(lines 474 478) no Hoare annotation was computed. [2021-10-21 20:28:19,110 INFO L857 garLoopResultBuilder]: For program point L474-6(lines 474 478) no Hoare annotation was computed. [2021-10-21 20:28:19,111 INFO L857 garLoopResultBuilder]: For program point L741(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,111 INFO L857 garLoopResultBuilder]: For program point L741-2(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,111 INFO L857 garLoopResultBuilder]: For program point L741-4(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,111 INFO L857 garLoopResultBuilder]: For program point L741-6(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,112 INFO L853 garLoopResultBuilder]: At program point L543(lines 538 546) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (= ~pumpRunning~0 1)) (.cse8 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse9 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1) .cse4 .cse5 (<= ~waterLevel~0 2) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse7) (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse8 .cse0 .cse1 .cse2 .cse3 .cse9 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0) .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse9 .cse4))) [2021-10-21 20:28:19,112 INFO L853 garLoopResultBuilder]: At program point L543-1(lines 538 546) the Hoare annotation is: false [2021-10-21 20:28:19,112 INFO L857 garLoopResultBuilder]: For program point L741-8(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,112 INFO L853 garLoopResultBuilder]: At program point L543-2(lines 538 546) the Hoare annotation is: false [2021-10-21 20:28:19,112 INFO L857 garLoopResultBuilder]: For program point L741-10(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,112 INFO L857 garLoopResultBuilder]: For program point L741-12(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,113 INFO L857 garLoopResultBuilder]: For program point L741-14(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,113 INFO L857 garLoopResultBuilder]: For program point L741-16(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,113 INFO L857 garLoopResultBuilder]: For program point L741-18(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,113 INFO L857 garLoopResultBuilder]: For program point L81(lines 81 87) no Hoare annotation was computed. [2021-10-21 20:28:19,113 INFO L857 garLoopResultBuilder]: For program point L741-20(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,113 INFO L857 garLoopResultBuilder]: For program point L81-2(lines 81 87) no Hoare annotation was computed. [2021-10-21 20:28:19,113 INFO L857 garLoopResultBuilder]: For program point L741-22(lines 741 747) no Hoare annotation was computed. [2021-10-21 20:28:19,114 INFO L857 garLoopResultBuilder]: For program point L81-4(lines 81 87) no Hoare annotation was computed. [2021-10-21 20:28:19,114 INFO L857 garLoopResultBuilder]: For program point L874(lines 873 920) no Hoare annotation was computed. [2021-10-21 20:28:19,114 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 879) no Hoare annotation was computed. [2021-10-21 20:28:19,114 INFO L853 garLoopResultBuilder]: At program point L941-2(lines 941 955) the Hoare annotation is: false [2021-10-21 20:28:19,114 INFO L857 garLoopResultBuilder]: For program point L942(line 942) no Hoare annotation was computed. [2021-10-21 20:28:19,114 INFO L857 garLoopResultBuilder]: For program point L679(lines 679 696) no Hoare annotation was computed. [2021-10-21 20:28:19,115 INFO L857 garLoopResultBuilder]: For program point L679-1(lines 679 696) no Hoare annotation was computed. [2021-10-21 20:28:19,115 INFO L857 garLoopResultBuilder]: For program point L679-2(lines 679 696) no Hoare annotation was computed. [2021-10-21 20:28:19,115 INFO L857 garLoopResultBuilder]: For program point L679-3(lines 679 696) no Hoare annotation was computed. [2021-10-21 20:28:19,115 INFO L857 garLoopResultBuilder]: For program point L679-4(lines 679 696) no Hoare annotation was computed. [2021-10-21 20:28:19,115 INFO L857 garLoopResultBuilder]: For program point L679-5(lines 679 696) no Hoare annotation was computed. [2021-10-21 20:28:19,115 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 20:28:19,116 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 949) no Hoare annotation was computed. [2021-10-21 20:28:19,116 INFO L857 garLoopResultBuilder]: For program point L945-1(lines 621 627) no Hoare annotation was computed. [2021-10-21 20:28:19,117 INFO L857 garLoopResultBuilder]: For program point L1012(lines 1012 1019) no Hoare annotation was computed. [2021-10-21 20:28:19,117 INFO L860 garLoopResultBuilder]: At program point L1012-1(lines 1012 1019) the Hoare annotation is: true [2021-10-21 20:28:19,117 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 691) no Hoare annotation was computed. [2021-10-21 20:28:19,117 INFO L857 garLoopResultBuilder]: For program point L683-1(lines 683 691) no Hoare annotation was computed. [2021-10-21 20:28:19,117 INFO L857 garLoopResultBuilder]: For program point L683-2(lines 683 691) no Hoare annotation was computed. [2021-10-21 20:28:19,118 INFO L857 garLoopResultBuilder]: For program point L683-3(lines 683 691) no Hoare annotation was computed. [2021-10-21 20:28:19,119 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,119 INFO L857 garLoopResultBuilder]: For program point L683-4(lines 683 691) no Hoare annotation was computed. [2021-10-21 20:28:19,119 INFO L857 garLoopResultBuilder]: For program point L551-1(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,119 INFO L857 garLoopResultBuilder]: For program point L683-5(lines 683 691) no Hoare annotation was computed. [2021-10-21 20:28:19,119 INFO L857 garLoopResultBuilder]: For program point L551-2(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,119 INFO L857 garLoopResultBuilder]: For program point L551-3(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,120 INFO L857 garLoopResultBuilder]: For program point L551-4(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,120 INFO L857 garLoopResultBuilder]: For program point L551-5(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,120 INFO L857 garLoopResultBuilder]: For program point L551-6(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,120 INFO L857 garLoopResultBuilder]: For program point L551-7(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,120 INFO L857 garLoopResultBuilder]: For program point L551-8(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,120 INFO L857 garLoopResultBuilder]: For program point L551-9(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,121 INFO L857 garLoopResultBuilder]: For program point L551-10(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,121 INFO L857 garLoopResultBuilder]: For program point L551-11(lines 551 557) no Hoare annotation was computed. [2021-10-21 20:28:19,121 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 490) no Hoare annotation was computed. [2021-10-21 20:28:19,121 INFO L857 garLoopResultBuilder]: For program point L883(lines 883 889) no Hoare annotation was computed. [2021-10-21 20:28:19,121 INFO L853 garLoopResultBuilder]: At program point L883-1(lines 883 889) the Hoare annotation is: (let ((.cse10 (= ~waterLevel~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse16 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse19 (= ~pumpRunning~0 1))) (let ((.cse17 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse11 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse15 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse12 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse6 (<= ~waterLevel~0 1)) (.cse18 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse20 (or (and .cse0 .cse16 .cse10 .cse19) (and .cse0 .cse3 .cse16 .cse19))) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse5 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse4 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse7 .cse5 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse4 .cse10) (and .cse11 .cse12 .cse0 .cse13 .cse2 .cse14 .cse6 .cse15 .cse4 .cse16 .cse17 .cse18 .cse19) (and .cse13 .cse2 .cse14 .cse4 .cse20 .cse5 .cse17) (and .cse11 .cse0 .cse15 .cse4 .cse16 .cse7 .cse5 .cse8 .cse9 .cse19) (and .cse12 .cse0 .cse1 .cse13 .cse2 .cse14 .cse6 .cse4 .cse18) (and .cse4 .cse20 .cse7 .cse5 .cse8 .cse9)))) [2021-10-21 20:28:19,122 INFO L853 garLoopResultBuilder]: At program point L621(lines 620 639) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse6 .cse3 .cse7) (and .cse0 .cse1 .cse8 .cse2 .cse4) (and .cse0 .cse8 .cse5 .cse2 .cse6 .cse7))) [2021-10-21 20:28:19,122 INFO L857 garLoopResultBuilder]: For program point L621-1(lines 621 627) no Hoare annotation was computed. [2021-10-21 20:28:19,122 INFO L853 garLoopResultBuilder]: At program point L621-2(lines 620 639) the Hoare annotation is: false [2021-10-21 20:28:19,122 INFO L853 garLoopResultBuilder]: At program point L621-3(lines 620 639) the Hoare annotation is: false [2021-10-21 20:28:19,122 INFO L853 garLoopResultBuilder]: At program point L556(lines 547 560) the Hoare annotation is: false [2021-10-21 20:28:19,123 INFO L853 garLoopResultBuilder]: At program point L556-1(lines 547 560) the Hoare annotation is: false [2021-10-21 20:28:19,123 INFO L853 garLoopResultBuilder]: At program point L556-2(lines 547 560) the Hoare annotation is: false [2021-10-21 20:28:19,123 INFO L853 garLoopResultBuilder]: At program point L556-3(lines 547 560) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse7 (not .cse6)) (.cse9 (<= ~waterLevel~0 1)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse8 .cse9 .cse3) (and .cse7 .cse0 .cse1 .cse9 .cse3 .cse4) (and .cse0 .cse1 .cse8 .cse2 .cse3 .cse5 .cse6)))) [2021-10-21 20:28:19,123 INFO L853 garLoopResultBuilder]: At program point L556-4(lines 547 560) the Hoare annotation is: false [2021-10-21 20:28:19,123 INFO L853 garLoopResultBuilder]: At program point L556-5(lines 547 560) the Hoare annotation is: false [2021-10-21 20:28:19,123 INFO L853 garLoopResultBuilder]: At program point L556-6(lines 547 560) the Hoare annotation is: false [2021-10-21 20:28:19,124 INFO L853 garLoopResultBuilder]: At program point L556-7(lines 547 560) the Hoare annotation is: false [2021-10-21 20:28:19,124 INFO L853 garLoopResultBuilder]: At program point L556-8(lines 547 560) the Hoare annotation is: false [2021-10-21 20:28:19,124 INFO L853 garLoopResultBuilder]: At program point L556-9(lines 547 560) the Hoare annotation is: false [2021-10-21 20:28:19,125 INFO L853 garLoopResultBuilder]: At program point L556-10(lines 547 560) the Hoare annotation is: false [2021-10-21 20:28:19,125 INFO L853 garLoopResultBuilder]: At program point L556-11(lines 547 560) the Hoare annotation is: false [2021-10-21 20:28:19,125 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 20:28:19,125 INFO L860 garLoopResultBuilder]: At program point L1021(lines 1002 1024) the Hoare annotation is: true [2021-10-21 20:28:19,125 INFO L857 garLoopResultBuilder]: For program point L824(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,126 INFO L857 garLoopResultBuilder]: For program point L824-2(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,126 INFO L857 garLoopResultBuilder]: For program point L824-3(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,126 INFO L857 garLoopResultBuilder]: For program point L824-5(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,126 INFO L857 garLoopResultBuilder]: For program point L824-6(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,126 INFO L857 garLoopResultBuilder]: For program point L824-8(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,126 INFO L857 garLoopResultBuilder]: For program point L824-9(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,126 INFO L857 garLoopResultBuilder]: For program point L824-11(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,127 INFO L857 garLoopResultBuilder]: For program point L824-12(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,127 INFO L857 garLoopResultBuilder]: For program point L824-14(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,127 INFO L857 garLoopResultBuilder]: For program point L824-15(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,127 INFO L857 garLoopResultBuilder]: For program point L824-17(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,127 INFO L857 garLoopResultBuilder]: For program point L824-18(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,127 INFO L857 garLoopResultBuilder]: For program point L824-20(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,128 INFO L857 garLoopResultBuilder]: For program point L824-21(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,128 INFO L857 garLoopResultBuilder]: For program point L824-23(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,128 INFO L857 garLoopResultBuilder]: For program point L824-24(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,128 INFO L857 garLoopResultBuilder]: For program point L824-26(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,128 INFO L857 garLoopResultBuilder]: For program point L824-27(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,128 INFO L857 garLoopResultBuilder]: For program point L824-29(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,129 INFO L857 garLoopResultBuilder]: For program point L824-30(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,129 INFO L857 garLoopResultBuilder]: For program point L824-32(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,129 INFO L857 garLoopResultBuilder]: For program point L824-33(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,129 INFO L857 garLoopResultBuilder]: For program point L824-35(lines 824 828) no Hoare annotation was computed. [2021-10-21 20:28:19,129 INFO L853 garLoopResultBuilder]: At program point L628(lines 628 634) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse16 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse8 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse13 (= ~pumpRunning~0 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse17 (= ~pumpRunning~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse7 (= 1 ~systemActive~0)) (.cse18 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse14 .cse0 .cse3 .cse4 .cse15 .cse16 .cse7 .cse8 .cse11 .cse13) (and .cse0 .cse17 .cse1 .cse2 .cse6 .cse7 .cse18 .cse9 .cse10 .cse19 .cse12) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse7 .cse8 .cse18 .cse9 .cse10 .cse19 .cse12 .cse13) (and .cse14 .cse0 .cse15 .cse16 .cse7 .cse8 .cse18 .cse19 .cse13) (and .cse0 .cse17 .cse4 .cse15 .cse7) (and .cse0 .cse17 .cse15 .cse7 .cse18))) [2021-10-21 20:28:19,130 INFO L853 garLoopResultBuilder]: At program point L628-1(lines 628 634) the Hoare annotation is: false [2021-10-21 20:28:19,130 INFO L853 garLoopResultBuilder]: At program point L628-2(lines 628 634) the Hoare annotation is: false [2021-10-21 20:28:19,130 INFO L857 garLoopResultBuilder]: For program point L893(lines 893 899) no Hoare annotation was computed. [2021-10-21 20:28:19,130 INFO L853 garLoopResultBuilder]: At program point L893-1(lines 893 899) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse10 (= ~pumpRunning~0 1))) (let ((.cse6 (or (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse9 .cse10) (and .cse0 .cse2 .cse9 (= ~waterLevel~0 1) .cse10))) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse4) (and .cse6 .cse3 .cse4) (and .cse7 .cse0 .cse5 .cse8 .cse2 .cse9 .cse4 .cse10) (and .cse7 .cse0 (<= ~waterLevel~0 1) .cse8 .cse2 .cse9 .cse3 .cse10) (and .cse0 .cse1 .cse5 .cse2 .cse4)))) [2021-10-21 20:28:19,138 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:28:19,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:28:19 BoogieIcfgContainer [2021-10-21 20:28:19,206 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:28:19,207 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:28:19,207 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:28:19,207 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:28:19,208 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:27:54" (3/4) ... [2021-10-21 20:28:19,211 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:28:19,243 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 20:28:19,246 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 20:28:19,248 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 20:28:19,251 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 20:28:19,254 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 20:28:19,257 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:28:19,268 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:28:19,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) [2021-10-21 20:28:19,306 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((\result == 0 && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && waterLevel <= 2) && \result == 0)) || (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1)) || (((((1 == systemActive && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-10-21 20:28:19,307 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-21 20:28:19,309 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-21 20:28:19,310 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) [2021-10-21 20:28:19,311 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) [2021-10-21 20:28:19,312 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) [2021-10-21 20:28:19,313 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) [2021-10-21 20:28:19,315 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && tmp == 0)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) [2021-10-21 20:28:19,316 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1 [2021-10-21 20:28:19,317 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) [2021-10-21 20:28:19,319 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) [2021-10-21 20:28:19,320 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) [2021-10-21 20:28:19,321 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) [2021-10-21 20:28:19,431 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:28:19,431 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:28:19,433 INFO L168 Benchmark]: Toolchain (without parser) took 27669.47 ms. Allocated memory was 92.3 MB in the beginning and 432.0 MB in the end (delta: 339.7 MB). Free memory was 71.1 MB in the beginning and 342.8 MB in the end (delta: -271.7 MB). Peak memory consumption was 66.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:28:19,434 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 92.3 MB. Free memory is still 67.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:28:19,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.39 ms. Allocated memory is still 92.3 MB. Free memory was 70.8 MB in the beginning and 59.5 MB in the end (delta: 11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:28:19,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.35 ms. Allocated memory is still 92.3 MB. Free memory was 59.5 MB in the beginning and 53.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:28:19,435 INFO L168 Benchmark]: Boogie Preprocessor took 158.12 ms. Allocated memory is still 92.3 MB. Free memory was 53.6 MB in the beginning and 49.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:28:19,436 INFO L168 Benchmark]: RCFGBuilder took 1674.15 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 49.4 MB in the beginning and 45.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 16.1 GB. [2021-10-21 20:28:19,437 INFO L168 Benchmark]: TraceAbstraction took 24799.67 ms. Allocated memory was 111.1 MB in the beginning and 432.0 MB in the end (delta: 320.9 MB). Free memory was 44.8 MB in the beginning and 363.8 MB in the end (delta: -319.0 MB). Peak memory consumption was 228.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:28:19,438 INFO L168 Benchmark]: Witness Printer took 224.27 ms. Allocated memory is still 432.0 MB. Free memory was 363.8 MB in the beginning and 342.8 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-21 20:28:19,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 92.3 MB. Free memory is still 67.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 641.39 ms. Allocated memory is still 92.3 MB. Free memory was 70.8 MB in the beginning and 59.5 MB in the end (delta: 11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 145.35 ms. Allocated memory is still 92.3 MB. Free memory was 59.5 MB in the beginning and 53.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 158.12 ms. Allocated memory is still 92.3 MB. Free memory was 53.6 MB in the beginning and 49.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1674.15 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 49.4 MB in the beginning and 45.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 24799.67 ms. Allocated memory was 111.1 MB in the beginning and 432.0 MB in the end (delta: 320.9 MB). Free memory was 44.8 MB in the beginning and 363.8 MB in the end (delta: -319.0 MB). Peak memory consumption was 228.1 MB. Max. memory is 16.1 GB. * Witness Printer took 224.27 ms. Allocated memory is still 432.0 MB. Free memory was 363.8 MB in the beginning and 342.8 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 24638.8ms, OverallIterations: 17, TraceHistogramMax: 2, EmptinessCheckTime: 50.2ms, AutomataDifference: 3066.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 17741.4ms, InitialAbstractionConstructionTime: 23.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2575 SDtfs, 3601 SDslu, 4365 SDs, 0 SdLazy, 658 SolverSat, 124 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1003.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 190 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 548.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=416occurred in iteration=9, InterpolantAutomatonStates: 109, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 714.9ms AutomataMinimizationTime, 17 MinimizatonAttempts, 2828 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 94 LocationsWithAnnotation, 94 PreInvPairs, 394 NumberOfFragments, 2189 HoareAnnotationTreeSize, 94 FomulaSimplifications, 130541781 FormulaSimplificationTreeSizeReduction, 6343.8ms HoareSimplificationTime, 94 FomulaSimplificationsInter, 16639161 FormulaSimplificationTreeSizeReductionInter, 11367.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 124.9ms SsaConstructionTime, 598.7ms SatisfiabilityAnalysisTime, 1579.0ms InterpolantComputationTime, 744 NumberOfCodeBlocks, 744 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 726 ConstructedInterpolants, 0 QuantifiedInterpolants, 1404 SizeOfPredicates, 3 NumberOfNonLiveVariables, 482 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 18 InterpolantComputations, 16 PerfectInterpolantSequences, 94/106 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: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1012]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((methaneLevelCritical == 0 && (((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1)) && methaneLevelCritical == 1) && waterLevel <= 2)) || (((((((tmp == 0 && splverifierCounter == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && pumpRunning == 1)) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && tmp == 0)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((\result == 0 && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && waterLevel <= 2) && \result == 0)) || (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1)) || (((((1 == systemActive && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || (((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((splverifierCounter == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((methaneLevelCritical == 0 && (((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1)) && methaneLevelCritical == 1) && waterLevel <= 2)) || (((((((tmp == 0 && splverifierCounter == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && pumpRunning == 1)) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-21 20:28:19,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a588c7be-dfc9-4921-aa94-6822075c1a1f/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...