./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G --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 ae631a30e0cfb00652c35b082fd4038988aa5f3b2e1b026ceeb94d0624c45642 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 12:48:28,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 12:48:28,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 12:48:28,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 12:48:28,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 12:48:28,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 12:48:28,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 12:48:28,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 12:48:28,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 12:48:28,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 12:48:28,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 12:48:28,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 12:48:28,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 12:48:28,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 12:48:28,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 12:48:28,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 12:48:28,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 12:48:28,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 12:48:28,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 12:48:28,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 12:48:28,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 12:48:28,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 12:48:28,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 12:48:28,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 12:48:28,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 12:48:28,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 12:48:28,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 12:48:28,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 12:48:28,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 12:48:28,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 12:48:28,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 12:48:28,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 12:48:28,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 12:48:28,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 12:48:28,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 12:48:28,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 12:48:28,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 12:48:28,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 12:48:28,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 12:48:28,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 12:48:28,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 12:48:28,161 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-23 12:48:28,211 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 12:48:28,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 12:48:28,213 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 12:48:28,213 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 12:48:28,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 12:48:28,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 12:48:28,222 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 12:48:28,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 12:48:28,223 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 12:48:28,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 12:48:28,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 12:48:28,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 12:48:28,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 12:48:28,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 12:48:28,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 12:48:28,226 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 12:48:28,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 12:48:28,226 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 12:48:28,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 12:48:28,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 12:48:28,227 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 12:48:28,227 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 12:48:28,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 12:48:28,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 12:48:28,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 12:48:28,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 12:48:28,229 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 12:48:28,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 12:48:28,229 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 12:48:28,231 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 12:48:28,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 12:48:28,232 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 12:48:28,232 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_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae631a30e0cfb00652c35b082fd4038988aa5f3b2e1b026ceeb94d0624c45642 [2021-11-23 12:48:28,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 12:48:28,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 12:48:28,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 12:48:28,569 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 12:48:28,570 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 12:48:28,572 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2021-11-23 12:48:28,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/data/81ef961fe/31b9c23058ab4a3ebe380a4bf1d28183/FLAG6d2b6b7a4 [2021-11-23 12:48:29,206 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 12:48:29,211 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2021-11-23 12:48:29,235 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/data/81ef961fe/31b9c23058ab4a3ebe380a4bf1d28183/FLAG6d2b6b7a4 [2021-11-23 12:48:29,544 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/data/81ef961fe/31b9c23058ab4a3ebe380a4bf1d28183 [2021-11-23 12:48:29,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 12:48:29,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 12:48:29,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 12:48:29,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 12:48:29,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 12:48:29,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:29" (1/1) ... [2021-11-23 12:48:29,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c9a1b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:29, skipping insertion in model container [2021-11-23 12:48:29,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:29" (1/1) ... [2021-11-23 12:48:29,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 12:48:29,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 12:48:29,976 WARN L230 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_23906ce2-69be-4e3d-8bb4-4273cf14cf47/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c[13037,13050] [2021-11-23 12:48:30,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 12:48:30,026 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 12:48:30,095 WARN L230 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_23906ce2-69be-4e3d-8bb4-4273cf14cf47/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c[13037,13050] [2021-11-23 12:48:30,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 12:48:30,170 INFO L208 MainTranslator]: Completed translation [2021-11-23 12:48:30,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30 WrapperNode [2021-11-23 12:48:30,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 12:48:30,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 12:48:30,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 12:48:30,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 12:48:30,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30" (1/1) ... [2021-11-23 12:48:30,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30" (1/1) ... [2021-11-23 12:48:30,273 INFO L137 Inliner]: procedures = 57, calls = 158, calls flagged for inlining = 55, calls inlined = 99, statements flattened = 805 [2021-11-23 12:48:30,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 12:48:30,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 12:48:30,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 12:48:30,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 12:48:30,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30" (1/1) ... [2021-11-23 12:48:30,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30" (1/1) ... [2021-11-23 12:48:30,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30" (1/1) ... [2021-11-23 12:48:30,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30" (1/1) ... [2021-11-23 12:48:30,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30" (1/1) ... [2021-11-23 12:48:30,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30" (1/1) ... [2021-11-23 12:48:30,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30" (1/1) ... [2021-11-23 12:48:30,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 12:48:30,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 12:48:30,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 12:48:30,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 12:48:30,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30" (1/1) ... [2021-11-23 12:48:30,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 12:48:30,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:48:30,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 12:48:30,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 12:48:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 12:48:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 12:48:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 12:48:30,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 12:48:30,535 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 12:48:30,537 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 12:48:31,302 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 12:48:31,313 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 12:48:31,316 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 12:48:31,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:31 BoogieIcfgContainer [2021-11-23 12:48:31,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 12:48:31,325 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 12:48:31,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 12:48:31,330 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 12:48:31,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:48:29" (1/3) ... [2021-11-23 12:48:31,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@770e33db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:48:31, skipping insertion in model container [2021-11-23 12:48:31,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:30" (2/3) ... [2021-11-23 12:48:31,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@770e33db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:48:31, skipping insertion in model container [2021-11-23 12:48:31,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:31" (3/3) ... [2021-11-23 12:48:31,333 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product58.cil.c [2021-11-23 12:48:31,344 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 12:48:31,344 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-23 12:48:31,411 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 12:48:31,421 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 12:48:31,421 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-23 12:48:31,448 INFO L276 IsEmpty]: Start isEmpty. Operand has 196 states, 192 states have (on average 1.3802083333333333) internal successors, (265), 195 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:31,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 12:48:31,467 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:31,467 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:48:31,468 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:31,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:31,474 INFO L85 PathProgramCache]: Analyzing trace with hash 104109784, now seen corresponding path program 1 times [2021-11-23 12:48:31,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:31,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492986526] [2021-11-23 12:48:31,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:31,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:31,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:48:31,770 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:31,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492986526] [2021-11-23 12:48:31,771 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492986526] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:31,772 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:31,772 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 12:48:31,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781346278] [2021-11-23 12:48:31,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:31,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 12:48:31,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:31,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 12:48:31,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 12:48:31,816 INFO L87 Difference]: Start difference. First operand has 196 states, 192 states have (on average 1.3802083333333333) internal successors, (265), 195 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:31,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:31,866 INFO L93 Difference]: Finished difference Result 382 states and 519 transitions. [2021-11-23 12:48:31,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 12:48:31,868 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-23 12:48:31,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:31,881 INFO L225 Difference]: With dead ends: 382 [2021-11-23 12:48:31,881 INFO L226 Difference]: Without dead ends: 186 [2021-11-23 12:48:31,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 12:48:31,890 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:31,892 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 12:48:31,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2021-11-23 12:48:31,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 186. [2021-11-23 12:48:31,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 183 states have (on average 1.349726775956284) internal successors, (247), 185 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:31,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 247 transitions. [2021-11-23 12:48:31,948 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 247 transitions. Word has length 19 [2021-11-23 12:48:31,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:31,949 INFO L470 AbstractCegarLoop]: Abstraction has 186 states and 247 transitions. [2021-11-23 12:48:31,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:31,950 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 247 transitions. [2021-11-23 12:48:31,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 12:48:31,951 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:31,952 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:48:31,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 12:48:31,952 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:31,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:31,953 INFO L85 PathProgramCache]: Analyzing trace with hash 630320380, now seen corresponding path program 1 times [2021-11-23 12:48:31,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:31,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884980548] [2021-11-23 12:48:31,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:31,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:32,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:48:32,023 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:32,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884980548] [2021-11-23 12:48:32,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884980548] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:32,024 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:32,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 12:48:32,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044135180] [2021-11-23 12:48:32,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:32,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 12:48:32,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:32,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 12:48:32,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 12:48:32,029 INFO L87 Difference]: Start difference. First operand 186 states and 247 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:32,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:32,064 INFO L93 Difference]: Finished difference Result 186 states and 247 transitions. [2021-11-23 12:48:32,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 12:48:32,069 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-23 12:48:32,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:32,071 INFO L225 Difference]: With dead ends: 186 [2021-11-23 12:48:32,072 INFO L226 Difference]: Without dead ends: 75 [2021-11-23 12:48:32,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 12:48:32,074 INFO L933 BasicCegarLoop]: 98 mSDtfsCounter, 91 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:32,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [91 Valid, 104 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 12:48:32,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-11-23 12:48:32,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-11-23 12:48:32,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.337837837837838) internal successors, (99), 74 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:32,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 99 transitions. [2021-11-23 12:48:32,095 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 99 transitions. Word has length 20 [2021-11-23 12:48:32,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:32,096 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 99 transitions. [2021-11-23 12:48:32,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:32,096 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2021-11-23 12:48:32,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 12:48:32,097 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:32,098 INFO L514 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] [2021-11-23 12:48:32,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 12:48:32,098 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:32,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:32,099 INFO L85 PathProgramCache]: Analyzing trace with hash 632297911, now seen corresponding path program 1 times [2021-11-23 12:48:32,099 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:32,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331177594] [2021-11-23 12:48:32,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:32,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:32,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:48:32,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:32,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331177594] [2021-11-23 12:48:32,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331177594] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:32,189 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:32,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 12:48:32,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949041339] [2021-11-23 12:48:32,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:32,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 12:48:32,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:32,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 12:48:32,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-23 12:48:32,191 INFO L87 Difference]: Start difference. First operand 75 states and 99 transitions. Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 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) [2021-11-23 12:48:32,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:32,269 INFO L93 Difference]: Finished difference Result 143 states and 191 transitions. [2021-11-23 12:48:32,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 12:48:32,270 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 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 [2021-11-23 12:48:32,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:32,271 INFO L225 Difference]: With dead ends: 143 [2021-11-23 12:48:32,271 INFO L226 Difference]: Without dead ends: 75 [2021-11-23 12:48:32,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-23 12:48:32,285 INFO L933 BasicCegarLoop]: 95 mSDtfsCounter, 281 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:32,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [281 Valid, 99 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 12:48:32,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-11-23 12:48:32,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-11-23 12:48:32,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.3243243243243243) internal successors, (98), 74 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:32,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 98 transitions. [2021-11-23 12:48:32,295 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 98 transitions. Word has length 27 [2021-11-23 12:48:32,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:32,296 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 98 transitions. [2021-11-23 12:48:32,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 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) [2021-11-23 12:48:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 98 transitions. [2021-11-23 12:48:32,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 12:48:32,297 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:32,298 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:48:32,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 12:48:32,298 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:32,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:32,299 INFO L85 PathProgramCache]: Analyzing trace with hash 770984286, now seen corresponding path program 1 times [2021-11-23 12:48:32,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:32,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439161123] [2021-11-23 12:48:32,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:32,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:32,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:48:32,363 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:32,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439161123] [2021-11-23 12:48:32,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439161123] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:32,364 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:32,364 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 12:48:32,364 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648577859] [2021-11-23 12:48:32,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:32,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 12:48:32,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:32,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 12:48:32,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 12:48:32,366 INFO L87 Difference]: Start difference. First operand 75 states and 98 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:32,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:32,417 INFO L93 Difference]: Finished difference Result 176 states and 232 transitions. [2021-11-23 12:48:32,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 12:48:32,418 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-11-23 12:48:32,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:32,421 INFO L225 Difference]: With dead ends: 176 [2021-11-23 12:48:32,421 INFO L226 Difference]: Without dead ends: 108 [2021-11-23 12:48:32,424 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 12:48:32,427 INFO L933 BasicCegarLoop]: 93 mSDtfsCounter, 57 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:32,432 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 144 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 12:48:32,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2021-11-23 12:48:32,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 106. [2021-11-23 12:48:32,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 105 states have (on average 1.3047619047619048) internal successors, (137), 105 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:32,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 137 transitions. [2021-11-23 12:48:32,452 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 137 transitions. Word has length 32 [2021-11-23 12:48:32,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:32,453 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 137 transitions. [2021-11-23 12:48:32,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:32,453 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 137 transitions. [2021-11-23 12:48:32,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 12:48:32,455 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:32,455 INFO L514 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] [2021-11-23 12:48:32,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 12:48:32,456 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:32,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:32,460 INFO L85 PathProgramCache]: Analyzing trace with hash -422271322, now seen corresponding path program 1 times [2021-11-23 12:48:32,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:32,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338244144] [2021-11-23 12:48:32,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:32,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:32,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:48:32,615 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:32,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338244144] [2021-11-23 12:48:32,615 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338244144] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:32,616 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:32,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 12:48:32,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781776904] [2021-11-23 12:48:32,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:32,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 12:48:32,617 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:32,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 12:48:32,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 12:48:32,618 INFO L87 Difference]: Start difference. First operand 106 states and 137 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 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) [2021-11-23 12:48:32,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:32,848 INFO L93 Difference]: Finished difference Result 763 states and 997 transitions. [2021-11-23 12:48:32,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 12:48:32,849 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 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 [2021-11-23 12:48:32,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:32,855 INFO L225 Difference]: With dead ends: 763 [2021-11-23 12:48:32,855 INFO L226 Difference]: Without dead ends: 664 [2021-11-23 12:48:32,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-23 12:48:32,862 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 530 mSDsluCounter, 577 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 530 SdHoareTripleChecker+Valid, 767 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:32,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [530 Valid, 767 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 12:48:32,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2021-11-23 12:48:32,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 198. [2021-11-23 12:48:32,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 197 states have (on average 1.299492385786802) internal successors, (256), 197 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:32,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 256 transitions. [2021-11-23 12:48:32,931 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 256 transitions. Word has length 38 [2021-11-23 12:48:32,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:32,931 INFO L470 AbstractCegarLoop]: Abstraction has 198 states and 256 transitions. [2021-11-23 12:48:32,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 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) [2021-11-23 12:48:32,932 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 256 transitions. [2021-11-23 12:48:32,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 12:48:32,943 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:32,943 INFO L514 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, 1, 1] [2021-11-23 12:48:32,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 12:48:32,944 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:32,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:32,945 INFO L85 PathProgramCache]: Analyzing trace with hash -880849843, now seen corresponding path program 1 times [2021-11-23 12:48:32,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:32,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632231743] [2021-11-23 12:48:32,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:32,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:33,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:48:33,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:33,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632231743] [2021-11-23 12:48:33,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632231743] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:33,011 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:33,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 12:48:33,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599518063] [2021-11-23 12:48:33,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:33,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 12:48:33,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:33,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 12:48:33,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 12:48:33,013 INFO L87 Difference]: Start difference. First operand 198 states and 256 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:33,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:33,088 INFO L93 Difference]: Finished difference Result 705 states and 915 transitions. [2021-11-23 12:48:33,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 12:48:33,088 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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 40 [2021-11-23 12:48:33,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:33,092 INFO L225 Difference]: With dead ends: 705 [2021-11-23 12:48:33,092 INFO L226 Difference]: Without dead ends: 514 [2021-11-23 12:48:33,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 12:48:33,094 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 163 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:33,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 497 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 12:48:33,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2021-11-23 12:48:33,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 202. [2021-11-23 12:48:33,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.2835820895522387) internal successors, (258), 201 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:33,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 258 transitions. [2021-11-23 12:48:33,127 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 258 transitions. Word has length 40 [2021-11-23 12:48:33,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:33,129 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 258 transitions. [2021-11-23 12:48:33,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:33,129 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 258 transitions. [2021-11-23 12:48:33,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 12:48:33,132 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:33,132 INFO L514 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, 1, 1] [2021-11-23 12:48:33,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 12:48:33,133 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:33,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:33,134 INFO L85 PathProgramCache]: Analyzing trace with hash 2134253775, now seen corresponding path program 1 times [2021-11-23 12:48:33,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:33,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59029174] [2021-11-23 12:48:33,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:33,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:33,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:48:33,242 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:33,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59029174] [2021-11-23 12:48:33,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59029174] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:33,243 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:33,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 12:48:33,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388646827] [2021-11-23 12:48:33,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:33,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 12:48:33,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:33,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 12:48:33,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 12:48:33,246 INFO L87 Difference]: Start difference. First operand 202 states and 258 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:33,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:33,430 INFO L93 Difference]: Finished difference Result 802 states and 1038 transitions. [2021-11-23 12:48:33,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 12:48:33,431 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 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 40 [2021-11-23 12:48:33,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:33,437 INFO L225 Difference]: With dead ends: 802 [2021-11-23 12:48:33,438 INFO L226 Difference]: Without dead ends: 607 [2021-11-23 12:48:33,439 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-11-23 12:48:33,442 INFO L933 BasicCegarLoop]: 154 mSDtfsCounter, 474 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 600 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:33,442 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [474 Valid, 600 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 12:48:33,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2021-11-23 12:48:33,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 274. [2021-11-23 12:48:33,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 273 states have (on average 1.26007326007326) internal successors, (344), 273 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:33,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 344 transitions. [2021-11-23 12:48:33,492 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 344 transitions. Word has length 40 [2021-11-23 12:48:33,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:33,493 INFO L470 AbstractCegarLoop]: Abstraction has 274 states and 344 transitions. [2021-11-23 12:48:33,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:33,493 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 344 transitions. [2021-11-23 12:48:33,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 12:48:33,494 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:33,494 INFO L514 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, 1, 1, 1, 1, 1] [2021-11-23 12:48:33,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 12:48:33,495 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:33,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:33,496 INFO L85 PathProgramCache]: Analyzing trace with hash 284337035, now seen corresponding path program 1 times [2021-11-23 12:48:33,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:33,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901204029] [2021-11-23 12:48:33,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:33,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:33,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:48:33,550 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:33,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901204029] [2021-11-23 12:48:33,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901204029] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:33,550 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:33,551 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 12:48:33,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067570338] [2021-11-23 12:48:33,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:33,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 12:48:33,552 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:33,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 12:48:33,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 12:48:33,553 INFO L87 Difference]: Start difference. First operand 274 states and 344 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:33,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:33,937 INFO L93 Difference]: Finished difference Result 2083 states and 2618 transitions. [2021-11-23 12:48:33,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-23 12:48:33,938 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 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 43 [2021-11-23 12:48:33,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:33,949 INFO L225 Difference]: With dead ends: 2083 [2021-11-23 12:48:33,949 INFO L226 Difference]: Without dead ends: 1816 [2021-11-23 12:48:33,950 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-11-23 12:48:33,951 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 646 mSDsluCounter, 915 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 1076 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:33,951 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [646 Valid, 1076 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 12:48:33,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1816 states. [2021-11-23 12:48:34,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1816 to 532. [2021-11-23 12:48:34,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 532 states, 531 states have (on average 1.246704331450094) internal successors, (662), 531 states have internal predecessors, (662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 662 transitions. [2021-11-23 12:48:34,046 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 662 transitions. Word has length 43 [2021-11-23 12:48:34,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:34,047 INFO L470 AbstractCegarLoop]: Abstraction has 532 states and 662 transitions. [2021-11-23 12:48:34,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:34,047 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 662 transitions. [2021-11-23 12:48:34,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 12:48:34,049 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:34,049 INFO L514 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, 1, 1, 1, 1, 1, 1] [2021-11-23 12:48:34,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 12:48:34,049 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:34,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:34,050 INFO L85 PathProgramCache]: Analyzing trace with hash -824834633, now seen corresponding path program 1 times [2021-11-23 12:48:34,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:34,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214300794] [2021-11-23 12:48:34,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:34,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:34,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:48:34,110 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:34,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214300794] [2021-11-23 12:48:34,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214300794] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:34,111 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:34,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 12:48:34,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608475521] [2021-11-23 12:48:34,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:34,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 12:48:34,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:34,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 12:48:34,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 12:48:34,113 INFO L87 Difference]: Start difference. First operand 532 states and 662 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:34,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:34,359 INFO L93 Difference]: Finished difference Result 1417 states and 1786 transitions. [2021-11-23 12:48:34,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 12:48:34,360 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 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 44 [2021-11-23 12:48:34,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:34,365 INFO L225 Difference]: With dead ends: 1417 [2021-11-23 12:48:34,366 INFO L226 Difference]: Without dead ends: 892 [2021-11-23 12:48:34,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-23 12:48:34,368 INFO L933 BasicCegarLoop]: 172 mSDtfsCounter, 265 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:34,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [265 Valid, 717 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 12:48:34,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2021-11-23 12:48:34,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 435. [2021-11-23 12:48:34,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 434 states have (on average 1.2165898617511521) internal successors, (528), 434 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:34,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 528 transitions. [2021-11-23 12:48:34,453 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 528 transitions. Word has length 44 [2021-11-23 12:48:34,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:34,453 INFO L470 AbstractCegarLoop]: Abstraction has 435 states and 528 transitions. [2021-11-23 12:48:34,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:34,454 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 528 transitions. [2021-11-23 12:48:34,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 12:48:34,455 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:34,455 INFO L514 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:48:34,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 12:48:34,456 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:34,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:34,456 INFO L85 PathProgramCache]: Analyzing trace with hash 525835684, now seen corresponding path program 1 times [2021-11-23 12:48:34,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:34,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475325775] [2021-11-23 12:48:34,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:34,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:34,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:48:34,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:34,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475325775] [2021-11-23 12:48:34,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475325775] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:34,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:34,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 12:48:34,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587926208] [2021-11-23 12:48:34,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:34,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 12:48:34,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:34,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 12:48:34,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 12:48:34,518 INFO L87 Difference]: Start difference. First operand 435 states and 528 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:34,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:34,781 INFO L93 Difference]: Finished difference Result 1117 states and 1345 transitions. [2021-11-23 12:48:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-23 12:48:34,782 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 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 45 [2021-11-23 12:48:34,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:34,787 INFO L225 Difference]: With dead ends: 1117 [2021-11-23 12:48:34,787 INFO L226 Difference]: Without dead ends: 689 [2021-11-23 12:48:34,788 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2021-11-23 12:48:34,789 INFO L933 BasicCegarLoop]: 155 mSDtfsCounter, 461 mSDsluCounter, 473 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 461 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:34,790 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [461 Valid, 628 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 12:48:34,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2021-11-23 12:48:34,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 409. [2021-11-23 12:48:34,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 408 states have (on average 1.196078431372549) internal successors, (488), 408 states have internal predecessors, (488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:34,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 488 transitions. [2021-11-23 12:48:34,858 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 488 transitions. Word has length 45 [2021-11-23 12:48:34,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:34,858 INFO L470 AbstractCegarLoop]: Abstraction has 409 states and 488 transitions. [2021-11-23 12:48:34,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:34,859 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 488 transitions. [2021-11-23 12:48:34,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 12:48:34,860 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:34,861 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:48:34,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-23 12:48:34,861 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:34,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:34,862 INFO L85 PathProgramCache]: Analyzing trace with hash -383034652, now seen corresponding path program 1 times [2021-11-23 12:48:34,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:34,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004326296] [2021-11-23 12:48:34,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:34,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:34,904 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 12:48:34,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:34,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004326296] [2021-11-23 12:48:34,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004326296] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:34,905 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:34,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 12:48:34,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958763785] [2021-11-23 12:48:34,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:34,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 12:48:34,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:34,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 12:48:34,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 12:48:34,907 INFO L87 Difference]: Start difference. First operand 409 states and 488 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:35,002 INFO L93 Difference]: Finished difference Result 935 states and 1118 transitions. [2021-11-23 12:48:35,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 12:48:35,003 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 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 69 [2021-11-23 12:48:35,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:35,006 INFO L225 Difference]: With dead ends: 935 [2021-11-23 12:48:35,007 INFO L226 Difference]: Without dead ends: 533 [2021-11-23 12:48:35,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 12:48:35,009 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 110 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:35,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [110 Valid, 319 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 12:48:35,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2021-11-23 12:48:35,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 409. [2021-11-23 12:48:35,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 408 states have (on average 1.1862745098039216) internal successors, (484), 408 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 484 transitions. [2021-11-23 12:48:35,069 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 484 transitions. Word has length 69 [2021-11-23 12:48:35,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:35,070 INFO L470 AbstractCegarLoop]: Abstraction has 409 states and 484 transitions. [2021-11-23 12:48:35,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,070 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 484 transitions. [2021-11-23 12:48:35,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 12:48:35,072 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:35,072 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:48:35,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 12:48:35,073 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:35,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:35,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1545238050, now seen corresponding path program 1 times [2021-11-23 12:48:35,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:35,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118904484] [2021-11-23 12:48:35,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:35,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:35,136 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 12:48:35,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:35,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118904484] [2021-11-23 12:48:35,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118904484] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:35,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:35,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 12:48:35,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188556813] [2021-11-23 12:48:35,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:35,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 12:48:35,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:35,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 12:48:35,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 12:48:35,138 INFO L87 Difference]: Start difference. First operand 409 states and 484 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:35,233 INFO L93 Difference]: Finished difference Result 773 states and 919 transitions. [2021-11-23 12:48:35,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 12:48:35,233 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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 69 [2021-11-23 12:48:35,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:35,236 INFO L225 Difference]: With dead ends: 773 [2021-11-23 12:48:35,236 INFO L226 Difference]: Without dead ends: 371 [2021-11-23 12:48:35,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-23 12:48:35,238 INFO L933 BasicCegarLoop]: 95 mSDtfsCounter, 81 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:35,238 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [81 Valid, 293 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 12:48:35,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2021-11-23 12:48:35,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 344. [2021-11-23 12:48:35,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 343 states have (on average 1.186588921282799) internal successors, (407), 343 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 407 transitions. [2021-11-23 12:48:35,299 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 407 transitions. Word has length 69 [2021-11-23 12:48:35,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:35,300 INFO L470 AbstractCegarLoop]: Abstraction has 344 states and 407 transitions. [2021-11-23 12:48:35,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,300 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 407 transitions. [2021-11-23 12:48:35,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 12:48:35,302 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:35,302 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:48:35,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-23 12:48:35,302 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:35,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:35,303 INFO L85 PathProgramCache]: Analyzing trace with hash -549480483, now seen corresponding path program 1 times [2021-11-23 12:48:35,303 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:35,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482318751] [2021-11-23 12:48:35,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:35,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:35,360 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 12:48:35,360 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:35,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482318751] [2021-11-23 12:48:35,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482318751] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:35,360 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:35,361 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 12:48:35,361 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854181589] [2021-11-23 12:48:35,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:35,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 12:48:35,361 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:35,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 12:48:35,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 12:48:35,362 INFO L87 Difference]: Start difference. First operand 344 states and 407 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:35,452 INFO L93 Difference]: Finished difference Result 771 states and 924 transitions. [2021-11-23 12:48:35,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 12:48:35,453 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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 71 [2021-11-23 12:48:35,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:35,456 INFO L225 Difference]: With dead ends: 771 [2021-11-23 12:48:35,456 INFO L226 Difference]: Without dead ends: 500 [2021-11-23 12:48:35,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 12:48:35,458 INFO L933 BasicCegarLoop]: 107 mSDtfsCounter, 74 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:35,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [74 Valid, 241 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 12:48:35,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2021-11-23 12:48:35,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 500. [2021-11-23 12:48:35,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 499 states have (on average 1.1803607214428857) internal successors, (589), 499 states have internal predecessors, (589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 589 transitions. [2021-11-23 12:48:35,519 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 589 transitions. Word has length 71 [2021-11-23 12:48:35,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:35,519 INFO L470 AbstractCegarLoop]: Abstraction has 500 states and 589 transitions. [2021-11-23 12:48:35,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,520 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 589 transitions. [2021-11-23 12:48:35,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 12:48:35,521 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:35,521 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:48:35,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-23 12:48:35,521 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:35,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:35,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1389681563, now seen corresponding path program 1 times [2021-11-23 12:48:35,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:35,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8288913] [2021-11-23 12:48:35,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:35,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:35,573 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:48:35,573 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:35,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8288913] [2021-11-23 12:48:35,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8288913] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:35,574 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:35,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 12:48:35,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662943351] [2021-11-23 12:48:35,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:35,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 12:48:35,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:35,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 12:48:35,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 12:48:35,576 INFO L87 Difference]: Start difference. First operand 500 states and 589 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:35,717 INFO L93 Difference]: Finished difference Result 1307 states and 1535 transitions. [2021-11-23 12:48:35,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 12:48:35,718 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 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 71 [2021-11-23 12:48:35,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:35,722 INFO L225 Difference]: With dead ends: 1307 [2021-11-23 12:48:35,722 INFO L226 Difference]: Without dead ends: 814 [2021-11-23 12:48:35,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-23 12:48:35,724 INFO L933 BasicCegarLoop]: 134 mSDtfsCounter, 270 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:35,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [270 Valid, 413 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 12:48:35,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2021-11-23 12:48:35,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 500. [2021-11-23 12:48:35,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 499 states have (on average 1.1663326653306614) internal successors, (582), 499 states have internal predecessors, (582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 582 transitions. [2021-11-23 12:48:35,790 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 582 transitions. Word has length 71 [2021-11-23 12:48:35,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:35,790 INFO L470 AbstractCegarLoop]: Abstraction has 500 states and 582 transitions. [2021-11-23 12:48:35,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,791 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 582 transitions. [2021-11-23 12:48:35,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 12:48:35,794 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:35,795 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:48:35,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-23 12:48:35,795 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:35,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:35,796 INFO L85 PathProgramCache]: Analyzing trace with hash -302709745, now seen corresponding path program 1 times [2021-11-23 12:48:35,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:35,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835995100] [2021-11-23 12:48:35,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:35,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:35,852 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 12:48:35,852 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:35,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835995100] [2021-11-23 12:48:35,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835995100] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 12:48:35,852 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 12:48:35,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 12:48:35,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239959868] [2021-11-23 12:48:35,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 12:48:35,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 12:48:35,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:35,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 12:48:35,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 12:48:35,854 INFO L87 Difference]: Start difference. First operand 500 states and 582 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:35,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:35,963 INFO L93 Difference]: Finished difference Result 1120 states and 1317 transitions. [2021-11-23 12:48:35,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 12:48:35,963 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-11-23 12:48:35,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:35,967 INFO L225 Difference]: With dead ends: 1120 [2021-11-23 12:48:35,967 INFO L226 Difference]: Without dead ends: 693 [2021-11-23 12:48:35,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 12:48:35,974 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 168 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:35,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [168 Valid, 411 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 12:48:35,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2021-11-23 12:48:36,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 509. [2021-11-23 12:48:36,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 509 states, 508 states have (on average 1.1633858267716535) internal successors, (591), 508 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:36,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 591 transitions. [2021-11-23 12:48:36,046 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 591 transitions. Word has length 73 [2021-11-23 12:48:36,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:36,046 INFO L470 AbstractCegarLoop]: Abstraction has 509 states and 591 transitions. [2021-11-23 12:48:36,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:36,047 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 591 transitions. [2021-11-23 12:48:36,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 12:48:36,048 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 12:48:36,048 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:48:36,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-23 12:48:36,048 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 12:48:36,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:48:36,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1313826995, now seen corresponding path program 1 times [2021-11-23 12:48:36,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:48:36,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228400374] [2021-11-23 12:48:36,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:36,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:48:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:36,125 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 12:48:36,126 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 12:48:36,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228400374] [2021-11-23 12:48:36,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228400374] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 12:48:36,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [79989335] [2021-11-23 12:48:36,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:48:36,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 12:48:36,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:48:36,135 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 12:48:36,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 12:48:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:48:36,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 12:48:36,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 12:48:36,523 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 12:48:36,523 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 12:48:36,723 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 12:48:36,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [79989335] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 12:48:36,724 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 12:48:36,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 6 [2021-11-23 12:48:36,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057427476] [2021-11-23 12:48:36,725 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 12:48:36,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 12:48:36,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 12:48:36,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 12:48:36,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 12:48:36,726 INFO L87 Difference]: Start difference. First operand 509 states and 591 transitions. Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:36,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 12:48:36,996 INFO L93 Difference]: Finished difference Result 1605 states and 1893 transitions. [2021-11-23 12:48:36,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-23 12:48:36,997 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 6 states have internal predecessors, (79), 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 73 [2021-11-23 12:48:36,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 12:48:36,997 INFO L225 Difference]: With dead ends: 1605 [2021-11-23 12:48:36,997 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 12:48:36,999 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 144 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-11-23 12:48:37,000 INFO L933 BasicCegarLoop]: 154 mSDtfsCounter, 387 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 12:48:37,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [387 Valid, 664 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 12:48:37,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 12:48:37,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 12:48:37,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:37,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 12:48:37,001 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2021-11-23 12:48:37,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 12:48:37,001 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 12:48:37,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:48:37,002 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 12:48:37,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 12:48:37,004 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-23 12:48:37,005 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-23 12:48:37,005 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-23 12:48:37,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 12:48:37,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 12:48:37,234 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 12:49:11,213 WARN L227 SmtUtils]: Spent 31.49s on a formula simplification that was a NOOP. DAG size: 318 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-23 12:49:18,976 WARN L227 SmtUtils]: Spent 5.20s on a formula simplification that was a NOOP. DAG size: 159 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-23 12:49:26,844 WARN L227 SmtUtils]: Spent 7.86s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-23 12:49:34,529 WARN L227 SmtUtils]: Spent 5.17s on a formula simplification that was a NOOP. DAG size: 152 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-23 12:50:06,079 WARN L227 SmtUtils]: Spent 28.50s on a formula simplification that was a NOOP. DAG size: 322 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-23 12:50:39,879 INFO L858 garLoopResultBuilder]: For program point L729(lines 729 735) no Hoare annotation was computed. [2021-11-23 12:50:39,880 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-11-23 12:50:39,880 INFO L858 garLoopResultBuilder]: For program point L729-2(lines 729 735) no Hoare annotation was computed. [2021-11-23 12:50:39,880 INFO L854 garLoopResultBuilder]: At program point L895(lines 890 897) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 2 ~waterLevel~0))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse7 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7))) [2021-11-23 12:50:39,880 INFO L854 garLoopResultBuilder]: At program point L895-1(lines 890 897) the Hoare annotation is: false [2021-11-23 12:50:39,880 INFO L854 garLoopResultBuilder]: At program point L895-2(lines 890 897) the Hoare annotation is: false [2021-11-23 12:50:39,880 INFO L854 garLoopResultBuilder]: At program point L169(lines 165 171) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-23 12:50:39,881 INFO L858 garLoopResultBuilder]: For program point L963(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,881 INFO L858 garLoopResultBuilder]: For program point L963-2(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,881 INFO L858 garLoopResultBuilder]: For program point L963-3(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,881 INFO L858 garLoopResultBuilder]: For program point L963-5(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,881 INFO L858 garLoopResultBuilder]: For program point L963-6(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,881 INFO L858 garLoopResultBuilder]: For program point L963-8(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,882 INFO L858 garLoopResultBuilder]: For program point L963-9(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,882 INFO L858 garLoopResultBuilder]: For program point L600(lines 600 604) no Hoare annotation was computed. [2021-11-23 12:50:39,882 INFO L858 garLoopResultBuilder]: For program point L963-11(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,882 INFO L858 garLoopResultBuilder]: For program point L963-12(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,882 INFO L854 garLoopResultBuilder]: At program point L600-2(lines 596 607) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res#1|)) (.cse8 (<= 1 |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1|)) (.cse10 (<= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse7 (<= ~waterLevel~0 2)) (.cse11 (<= 1 ~pumpRunning~0)) (.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse12 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse6 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse14 (= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1| 0)) (.cse15 (<= |ULTIMATE.start_getWaterLevel_#res#1| 1)) (.cse16 (<= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0#1| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse10 .cse4 .cse5 .cse6 .cse7) (and .cse11 .cse0 .cse2 .cse3 .cse4 .cse12 .cse5 .cse6 .cse7 .cse8) (and .cse11 .cse0 .cse9 .cse10 .cse13 .cse4 .cse12 .cse5 .cse6 .cse7 .cse14) (and .cse0 .cse1 .cse9 .cse4 .cse5 .cse6 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse9 .cse13 .cse4 .cse5 .cse6 .cse7 .cse14 .cse15 .cse16) (and .cse11 .cse0 .cse9 (<= ~waterLevel~0 1) .cse13 .cse4 .cse12 .cse5 .cse6 .cse14 .cse15 .cse16))) [2021-11-23 12:50:39,883 INFO L858 garLoopResultBuilder]: For program point L963-14(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,883 INFO L858 garLoopResultBuilder]: For program point L963-15(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,883 INFO L858 garLoopResultBuilder]: For program point L963-17(lines 963 967) no Hoare annotation was computed. [2021-11-23 12:50:39,883 INFO L854 garLoopResultBuilder]: At program point L997(lines 992 999) the Hoare annotation is: (let ((.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse8 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse5 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse6 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse2 .cse3 .cse8 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse9 .cse3 .cse8 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse9 .cse3 .cse4 .cse5 .cse6))) [2021-11-23 12:50:39,884 INFO L854 garLoopResultBuilder]: At program point L767(lines 718 768) the Hoare annotation is: false [2021-11-23 12:50:39,884 INFO L854 garLoopResultBuilder]: At program point L668(lines 663 671) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse6 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-11-23 12:50:39,884 INFO L854 garLoopResultBuilder]: At program point L668-1(lines 663 671) the Hoare annotation is: false [2021-11-23 12:50:39,884 INFO L854 garLoopResultBuilder]: At program point L668-2(lines 663 671) the Hoare annotation is: false [2021-11-23 12:50:39,884 INFO L858 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed. [2021-11-23 12:50:39,885 INFO L858 garLoopResultBuilder]: For program point L140-2(lines 140 147) no Hoare annotation was computed. [2021-11-23 12:50:39,885 INFO L854 garLoopResultBuilder]: At program point L802(lines 781 804) the Hoare annotation is: (let ((.cse13 (= ~pumpRunning~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse9 (= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1| 0)) (.cse11 (<= |ULTIMATE.start_getWaterLevel_#res#1| 1)) (.cse12 (<= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0#1| 1)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse14 (<= 1 ~methaneLevelCritical~0)) (.cse15 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res#1|)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse7 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse8 (<= ~waterLevel~0 2)) (.cse16 (<= 1 |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1|))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse11 .cse12) (and .cse1 .cse13 .cse14 .cse15 .cse4 .cse6 .cse7 .cse8 .cse16) (and .cse1 .cse13 .cse2 .cse10 .cse3 .cse4 .cse6 .cse7 .cse9 .cse11 .cse12) (and .cse0 .cse1 .cse14 .cse15 .cse4 .cse5 .cse6 .cse7 .cse8 .cse16))) [2021-11-23 12:50:39,885 INFO L854 garLoopResultBuilder]: At program point L802-1(lines 781 804) the Hoare annotation is: false [2021-11-23 12:50:39,885 INFO L854 garLoopResultBuilder]: At program point L802-2(lines 781 804) the Hoare annotation is: false [2021-11-23 12:50:39,886 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-11-23 12:50:39,886 INFO L854 garLoopResultBuilder]: At program point L869(lines 864 871) the Hoare annotation is: false [2021-11-23 12:50:39,886 INFO L854 garLoopResultBuilder]: At program point L869-1(lines 864 871) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse14 (<= 1 |ULTIMATE.start_isHighWaterLevel_~tmp___0~2#1|)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_~tmp~9#1| 0)) (.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res#1| 0)) (.cse16 (<= ~waterLevel~0 2)) (.cse17 (<= 1 |ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6#1|)) (.cse18 (<= 1 |ULTIMATE.start_isHighWaterLevel_#res#1|)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse11 (<= 1 ~methaneLevelCritical~0)) (.cse3 (not (= 2 ~waterLevel~0))) (.cse4 (<= ~waterLevel~0 1)) (.cse13 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res#1|)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse9 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse12 .cse13 .cse14 .cse6 .cse15 .cse7 .cse8 .cse9 .cse16 .cse17 .cse18) (and .cse0 .cse1 .cse12 .cse2 .cse5 .cse14 .cse6 .cse15 .cse7 .cse8 .cse9 .cse10 .cse16 .cse17 .cse18) (and .cse0 .cse1 .cse11 .cse3 .cse4 .cse13 .cse6 .cse7 .cse8 .cse9))) [2021-11-23 12:50:39,886 INFO L854 garLoopResultBuilder]: At program point L869-2(lines 864 871) the Hoare annotation is: false [2021-11-23 12:50:39,886 INFO L854 garLoopResultBuilder]: At program point L869-3(lines 864 871) the Hoare annotation is: false [2021-11-23 12:50:39,887 INFO L854 garLoopResultBuilder]: At program point L869-4(lines 864 871) the Hoare annotation is: false [2021-11-23 12:50:39,887 INFO L854 garLoopResultBuilder]: At program point L869-5(lines 864 871) the Hoare annotation is: false [2021-11-23 12:50:39,887 INFO L854 garLoopResultBuilder]: At program point L176(lines 172 178) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-23 12:50:39,887 INFO L861 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2021-11-23 12:50:39,887 INFO L854 garLoopResultBuilder]: At program point L969(lines 954 972) the Hoare annotation is: false [2021-11-23 12:50:39,888 INFO L854 garLoopResultBuilder]: At program point L969-1(lines 954 972) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_~tmp~9#1| 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse11 (<= 1 ~methaneLevelCritical~0)) (.cse4 (<= 1 |ULTIMATE.start_isHighWaterLevel_~tmp___0~2#1|)) (.cse10 (<= 1 |ULTIMATE.start_isHighWaterLevel_#res#1|)) (.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse12 (not (= 2 ~waterLevel~0))) (.cse13 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse8 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse14 (= |ULTIMATE.start_isHighWaterLevel_~tmp___0~2#1| 0)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse3 .cse12 .cse13 .cse4 .cse5 .cse7 .cse8 .cse10) (and .cse0 .cse1 .cse11 .cse12 .cse13 .cse5 .cse7 .cse8 .cse14 .cse15) (and .cse0 .cse1 .cse11 .cse12 .cse13 .cse4 .cse5 .cse7 .cse8 .cse10) (and .cse0 .cse1 .cse3 .cse12 .cse13 .cse5 .cse7 .cse8 .cse14 .cse15))) [2021-11-23 12:50:39,888 INFO L854 garLoopResultBuilder]: At program point L969-2(lines 954 972) the Hoare annotation is: false [2021-11-23 12:50:39,888 INFO L854 garLoopResultBuilder]: At program point L969-3(lines 954 972) the Hoare annotation is: false [2021-11-23 12:50:39,888 INFO L854 garLoopResultBuilder]: At program point L969-4(lines 954 972) the Hoare annotation is: false [2021-11-23 12:50:39,889 INFO L854 garLoopResultBuilder]: At program point L969-5(lines 954 972) the Hoare annotation is: false [2021-11-23 12:50:39,889 INFO L861 garLoopResultBuilder]: At program point L772(lines 709 774) the Hoare annotation is: true [2021-11-23 12:50:39,889 INFO L858 garLoopResultBuilder]: For program point L739(lines 739 745) no Hoare annotation was computed. [2021-11-23 12:50:39,889 INFO L858 garLoopResultBuilder]: For program point L739-2(lines 739 745) no Hoare annotation was computed. [2021-11-23 12:50:39,889 INFO L854 garLoopResultBuilder]: At program point L905(lines 898 908) the Hoare annotation is: false [2021-11-23 12:50:39,890 INFO L854 garLoopResultBuilder]: At program point L905-1(lines 898 908) the Hoare annotation is: (let ((.cse10 (= ~methaneLevelCritical~0 0)) (.cse3 (not (= 2 ~waterLevel~0))) (.cse4 (<= ~waterLevel~0 1)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse14 (= |ULTIMATE.start_isMethaneAlarm_#res#1| 0)) (.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0)) (.cse5 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res#1|)) (.cse12 (<= 1 |ULTIMATE.start_isHighWaterLevel_~tmp___0~2#1|)) (.cse6 (= 1 ~systemActive~0)) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_~tmp~9#1| 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse8 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse15 (<= ~waterLevel~0 2)) (.cse16 (<= 1 |ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6#1|)) (.cse17 (<= 1 |ULTIMATE.start_isHighWaterLevel_#res#1|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse10 .cse11 .cse12 .cse6 .cse13 .cse7 .cse8 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse10 .cse3 .cse4 .cse11 .cse6 .cse7 .cse8 .cse14) (and .cse0 .cse1 .cse2 .cse9 .cse5 .cse12 .cse6 .cse13 .cse7 .cse8 .cse15 .cse16 .cse17))) [2021-11-23 12:50:39,890 INFO L854 garLoopResultBuilder]: At program point L905-2(lines 898 908) the Hoare annotation is: false [2021-11-23 12:50:39,890 INFO L854 garLoopResultBuilder]: At program point L905-3(lines 898 908) the Hoare annotation is: false [2021-11-23 12:50:39,890 INFO L854 garLoopResultBuilder]: At program point L905-4(lines 898 908) the Hoare annotation is: false [2021-11-23 12:50:39,890 INFO L854 garLoopResultBuilder]: At program point L905-5(lines 898 908) the Hoare annotation is: false [2021-11-23 12:50:39,891 INFO L854 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-23 12:50:39,891 INFO L858 garLoopResultBuilder]: For program point L576(lines 576 580) no Hoare annotation was computed. [2021-11-23 12:50:39,891 INFO L854 garLoopResultBuilder]: At program point L576-2(lines 572 583) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse6 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-11-23 12:50:39,891 INFO L858 garLoopResultBuilder]: For program point L576-3(lines 576 580) no Hoare annotation was computed. [2021-11-23 12:50:39,891 INFO L854 garLoopResultBuilder]: At program point L576-5(lines 572 583) the Hoare annotation is: false [2021-11-23 12:50:39,891 INFO L858 garLoopResultBuilder]: For program point L576-6(lines 576 580) no Hoare annotation was computed. [2021-11-23 12:50:39,892 INFO L854 garLoopResultBuilder]: At program point L576-8(lines 572 583) the Hoare annotation is: false [2021-11-23 12:50:39,892 INFO L854 garLoopResultBuilder]: At program point L809(lines 805 811) the Hoare annotation is: false [2021-11-23 12:50:39,892 INFO L854 garLoopResultBuilder]: At program point L809-1(lines 805 811) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_processEnvironment_~tmp~7#1| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse7 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7))) [2021-11-23 12:50:39,892 INFO L854 garLoopResultBuilder]: At program point L809-2(lines 805 811) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 2 ~waterLevel~0))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse6 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_~tmp___0~2#1| 0)) (.cse8 (= |ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6#1| 0)) (.cse9 (= |ULTIMATE.start_isHighWaterLevel_#res#1| 0))) (or (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2021-11-23 12:50:39,893 INFO L854 garLoopResultBuilder]: At program point L809-3(lines 805 811) the Hoare annotation is: false [2021-11-23 12:50:39,893 INFO L854 garLoopResultBuilder]: At program point L809-4(lines 805 811) the Hoare annotation is: false [2021-11-23 12:50:39,893 INFO L854 garLoopResultBuilder]: At program point L809-5(lines 805 811) the Hoare annotation is: false [2021-11-23 12:50:39,893 INFO L854 garLoopResultBuilder]: At program point L809-6(lines 805 811) the Hoare annotation is: false [2021-11-23 12:50:39,893 INFO L854 garLoopResultBuilder]: At program point L809-7(lines 805 811) the Hoare annotation is: false [2021-11-23 12:50:39,894 INFO L854 garLoopResultBuilder]: At program point L809-8(lines 805 811) the Hoare annotation is: false [2021-11-23 12:50:39,894 INFO L854 garLoopResultBuilder]: At program point L809-9(lines 805 811) the Hoare annotation is: false [2021-11-23 12:50:39,894 INFO L854 garLoopResultBuilder]: At program point L809-10(lines 805 811) the Hoare annotation is: false [2021-11-23 12:50:39,894 INFO L854 garLoopResultBuilder]: At program point L809-11(lines 805 811) the Hoare annotation is: false [2021-11-23 12:50:39,894 INFO L861 garLoopResultBuilder]: At program point L149(lines 130 152) the Hoare annotation is: true [2021-11-23 12:50:39,894 INFO L858 garLoopResultBuilder]: For program point L843(lines 843 860) no Hoare annotation was computed. [2021-11-23 12:50:39,895 INFO L854 garLoopResultBuilder]: At program point L843-1(lines 839 863) the Hoare annotation is: (let ((.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse8 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse5 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse2 .cse3 .cse8 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse3 .cse8 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse9 .cse10 .cse3 .cse8 .cse4 .cse5) (and .cse0 .cse1 .cse9 .cse10 .cse3 .cse4 .cse5))) [2021-11-23 12:50:39,895 INFO L858 garLoopResultBuilder]: For program point L843-2(lines 843 860) no Hoare annotation was computed. [2021-11-23 12:50:39,895 INFO L854 garLoopResultBuilder]: At program point L843-3(lines 839 863) the Hoare annotation is: false [2021-11-23 12:50:39,895 INFO L858 garLoopResultBuilder]: For program point L843-4(lines 843 860) no Hoare annotation was computed. [2021-11-23 12:50:39,895 INFO L854 garLoopResultBuilder]: At program point L843-5(lines 839 863) the Hoare annotation is: false [2021-11-23 12:50:39,896 INFO L854 garLoopResultBuilder]: At program point L645(lines 640 648) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse9 (<= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse7 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse8 (= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1| 0)) (.cse10 (<= |ULTIMATE.start_getWaterLevel_#res#1| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5 .cse6 .cse7 (<= ~waterLevel~0 2) .cse8) (and .cse0 .cse1 .cse2 .cse9 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse9 .cse3 .cse4 .cse6 .cse7 .cse8 .cse10))) [2021-11-23 12:50:39,896 INFO L854 garLoopResultBuilder]: At program point L645-1(lines 640 648) the Hoare annotation is: false [2021-11-23 12:50:39,896 INFO L854 garLoopResultBuilder]: At program point L645-2(lines 640 648) the Hoare annotation is: false [2021-11-23 12:50:39,896 INFO L854 garLoopResultBuilder]: At program point L613(lines 608 616) the Hoare annotation is: false [2021-11-23 12:50:39,897 INFO L854 garLoopResultBuilder]: At program point L613-1(lines 608 616) the Hoare annotation is: (let ((.cse3 (not (= 2 ~waterLevel~0))) (.cse4 (<= ~waterLevel~0 1)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0)) (.cse10 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res#1|)) (.cse12 (<= 1 |ULTIMATE.start_isHighWaterLevel_~tmp___0~2#1|)) (.cse6 (= 1 ~systemActive~0)) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_~tmp~9#1| 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse8 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse14 (<= ~waterLevel~0 2)) (.cse15 (<= 1 |ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6#1|)) (.cse16 (<= 1 |ULTIMATE.start_isHighWaterLevel_#res#1|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse3 .cse4 .cse10 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse11 .cse2 .cse5 .cse12 .cse6 .cse13 .cse7 .cse8 .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse9 .cse11 .cse10 .cse12 .cse6 .cse13 .cse7 .cse8 .cse14 .cse15 .cse16))) [2021-11-23 12:50:39,897 INFO L854 garLoopResultBuilder]: At program point L613-2(lines 608 616) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res#1|)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse7 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse8 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse9 .cse10 (<= ~waterLevel~0 1) .cse11 .cse4 .cse6 .cse7) (and .cse1 .cse9 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse10 .cse11 .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-11-23 12:50:39,897 INFO L854 garLoopResultBuilder]: At program point L613-3(lines 608 616) the Hoare annotation is: false [2021-11-23 12:50:39,897 INFO L854 garLoopResultBuilder]: At program point L613-4(lines 608 616) the Hoare annotation is: false [2021-11-23 12:50:39,897 INFO L854 garLoopResultBuilder]: At program point L613-5(lines 608 616) the Hoare annotation is: false [2021-11-23 12:50:39,898 INFO L854 garLoopResultBuilder]: At program point L613-6(lines 608 616) the Hoare annotation is: false [2021-11-23 12:50:39,898 INFO L854 garLoopResultBuilder]: At program point L613-7(lines 608 616) the Hoare annotation is: false [2021-11-23 12:50:39,898 INFO L854 garLoopResultBuilder]: At program point L613-8(lines 608 616) the Hoare annotation is: false [2021-11-23 12:50:39,898 INFO L854 garLoopResultBuilder]: At program point L184(lines 179 187) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-23 12:50:39,898 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-23 12:50:39,899 INFO L858 garLoopResultBuilder]: For program point L880(lines 880 886) no Hoare annotation was computed. [2021-11-23 12:50:39,899 INFO L858 garLoopResultBuilder]: For program point L847(lines 847 855) no Hoare annotation was computed. [2021-11-23 12:50:39,899 INFO L854 garLoopResultBuilder]: At program point L880-2(lines 873 889) the Hoare annotation is: false [2021-11-23 12:50:39,899 INFO L858 garLoopResultBuilder]: For program point L880-3(lines 880 886) no Hoare annotation was computed. [2021-11-23 12:50:39,899 INFO L858 garLoopResultBuilder]: For program point L847-3(lines 847 855) no Hoare annotation was computed. [2021-11-23 12:50:39,900 INFO L854 garLoopResultBuilder]: At program point L880-5(lines 873 889) the Hoare annotation is: (let ((.cse9 (= ~methaneLevelCritical~0 0)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res#1| 0)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse10 (not (= 2 ~waterLevel~0))) (.cse3 (<= ~waterLevel~0 1)) (.cse12 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0)) (.cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res#1|)) (.cse15 (<= 1 |ULTIMATE.start_isHighWaterLevel_~tmp___0~2#1|)) (.cse5 (= 1 ~systemActive~0)) (.cse16 (= |ULTIMATE.start_isHighWaterLevel_~tmp~9#1| 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse7 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse17 (<= ~waterLevel~0 2)) (.cse18 (<= 1 |ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6#1|)) (.cse19 (<= 1 |ULTIMATE.start_isHighWaterLevel_#res#1|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse9 .cse10 .cse3 .cse11 .cse5 .cse12 .cse6 .cse7 .cse13) (and .cse8 .cse0 .cse2 .cse14 .cse4 .cse15 .cse5 .cse16 .cse12 .cse6 .cse7 .cse17 .cse18 .cse19) (and .cse8 .cse0 .cse14 .cse9 .cse11 .cse15 .cse5 .cse16 .cse12 .cse6 .cse7 .cse13 .cse17 .cse18 .cse19) (and .cse8 .cse0 .cse2 .cse10 .cse3 .cse4 .cse5 .cse12 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse14 .cse4 .cse15 .cse5 .cse16 .cse6 .cse7 .cse17 .cse18 .cse19))) [2021-11-23 12:50:39,900 INFO L858 garLoopResultBuilder]: For program point L880-6(lines 880 886) no Hoare annotation was computed. [2021-11-23 12:50:39,900 INFO L858 garLoopResultBuilder]: For program point L847-6(lines 847 855) no Hoare annotation was computed. [2021-11-23 12:50:39,900 INFO L854 garLoopResultBuilder]: At program point L880-8(lines 873 889) the Hoare annotation is: false [2021-11-23 12:50:39,900 INFO L858 garLoopResultBuilder]: For program point L880-9(lines 880 886) no Hoare annotation was computed. [2021-11-23 12:50:39,900 INFO L854 garLoopResultBuilder]: At program point L880-11(lines 873 889) the Hoare annotation is: false [2021-11-23 12:50:39,901 INFO L858 garLoopResultBuilder]: For program point L880-12(lines 880 886) no Hoare annotation was computed. [2021-11-23 12:50:39,901 INFO L854 garLoopResultBuilder]: At program point L880-14(lines 873 889) the Hoare annotation is: false [2021-11-23 12:50:39,901 INFO L858 garLoopResultBuilder]: For program point L880-15(lines 880 886) no Hoare annotation was computed. [2021-11-23 12:50:39,901 INFO L854 garLoopResultBuilder]: At program point L880-17(lines 873 889) the Hoare annotation is: false [2021-11-23 12:50:39,901 INFO L854 garLoopResultBuilder]: At program point L914(lines 909 917) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~methaneLevelCritical~0 0) (<= 2 ~waterLevel~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res#1|) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_activatePump_~tmp~8#1| 0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1| 0)) [2021-11-23 12:50:39,901 INFO L854 garLoopResultBuilder]: At program point L914-1(lines 909 917) the Hoare annotation is: false [2021-11-23 12:50:39,902 INFO L854 garLoopResultBuilder]: At program point L914-2(lines 909 917) the Hoare annotation is: false [2021-11-23 12:50:39,902 INFO L858 garLoopResultBuilder]: For program point L749(lines 749 762) no Hoare annotation was computed. [2021-11-23 12:50:39,902 INFO L858 garLoopResultBuilder]: For program point L683(lines 683 703) no Hoare annotation was computed. [2021-11-23 12:50:39,902 INFO L858 garLoopResultBuilder]: For program point L683-2(lines 683 703) no Hoare annotation was computed. [2021-11-23 12:50:39,902 INFO L858 garLoopResultBuilder]: For program point L683-4(lines 683 703) no Hoare annotation was computed. [2021-11-23 12:50:39,902 INFO L858 garLoopResultBuilder]: For program point L982(lines 982 986) no Hoare annotation was computed. [2021-11-23 12:50:39,903 INFO L858 garLoopResultBuilder]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2021-11-23 12:50:39,903 INFO L858 garLoopResultBuilder]: For program point L982-3(lines 982 986) no Hoare annotation was computed. [2021-11-23 12:50:39,903 INFO L858 garLoopResultBuilder]: For program point L817(lines 817 834) no Hoare annotation was computed. [2021-11-23 12:50:39,903 INFO L858 garLoopResultBuilder]: For program point L982-5(lines 982 986) no Hoare annotation was computed. [2021-11-23 12:50:39,903 INFO L854 garLoopResultBuilder]: At program point L817-1(lines 813 837) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_processEnvironment_~tmp~7#1| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse7 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7))) [2021-11-23 12:50:39,904 INFO L858 garLoopResultBuilder]: For program point L982-6(lines 982 986) no Hoare annotation was computed. [2021-11-23 12:50:39,904 INFO L858 garLoopResultBuilder]: For program point L817-2(lines 817 834) no Hoare annotation was computed. [2021-11-23 12:50:39,904 INFO L854 garLoopResultBuilder]: At program point L817-3(lines 813 837) the Hoare annotation is: (let ((.cse8 (= ~methaneLevelCritical~0 0)) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res#1| 0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse9 (not (= 2 ~waterLevel~0))) (.cse3 (<= ~waterLevel~0 1)) (.cse11 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0)) (.cse14 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res#1|)) (.cse15 (<= 1 |ULTIMATE.start_isHighWaterLevel_~tmp___0~2#1|)) (.cse4 (= 1 ~systemActive~0)) (.cse16 (= |ULTIMATE.start_isHighWaterLevel_~tmp~9#1| 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse6 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse17 (<= ~waterLevel~0 2)) (.cse18 (<= 1 |ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6#1|)) (.cse19 (<= 1 |ULTIMATE.start_isHighWaterLevel_#res#1|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse8 .cse9 .cse3 .cse10 .cse4 .cse11 .cse5 .cse6 .cse12) (and .cse0 .cse1 .cse8 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_isHighWaterLevel_~tmp___0~2#1| 0) (= |ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6#1| 0) (= |ULTIMATE.start_isHighWaterLevel_#res#1| 0)) (and .cse7 .cse0 .cse2 .cse13 .cse14 .cse15 .cse4 .cse16 .cse11 .cse5 .cse6 .cse17 .cse18 .cse19) (and .cse7 .cse0 .cse13 .cse8 .cse10 .cse15 .cse4 .cse16 .cse11 .cse5 .cse6 .cse12 .cse17 .cse18 .cse19) (and .cse7 .cse0 .cse2 .cse9 .cse3 .cse14 .cse4 .cse11 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse13 .cse14 .cse15 .cse4 .cse16 .cse5 .cse6 .cse17 .cse18 .cse19))) [2021-11-23 12:50:39,904 INFO L858 garLoopResultBuilder]: For program point L982-8(lines 982 986) no Hoare annotation was computed. [2021-11-23 12:50:39,904 INFO L858 garLoopResultBuilder]: For program point L817-4(lines 817 834) no Hoare annotation was computed. [2021-11-23 12:50:39,905 INFO L854 garLoopResultBuilder]: At program point L817-5(lines 813 837) the Hoare annotation is: false [2021-11-23 12:50:39,905 INFO L858 garLoopResultBuilder]: For program point L817-6(lines 817 834) no Hoare annotation was computed. [2021-11-23 12:50:39,905 INFO L854 garLoopResultBuilder]: At program point L817-7(lines 813 837) the Hoare annotation is: false [2021-11-23 12:50:39,905 INFO L858 garLoopResultBuilder]: For program point L817-8(lines 817 834) no Hoare annotation was computed. [2021-11-23 12:50:39,905 INFO L854 garLoopResultBuilder]: At program point L817-9(lines 813 837) the Hoare annotation is: false [2021-11-23 12:50:39,905 INFO L858 garLoopResultBuilder]: For program point L817-10(lines 817 834) no Hoare annotation was computed. [2021-11-23 12:50:39,905 INFO L854 garLoopResultBuilder]: At program point L817-11(lines 813 837) the Hoare annotation is: false [2021-11-23 12:50:39,906 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 12:50:39,906 INFO L861 garLoopResultBuilder]: At program point L124(lines 117 126) the Hoare annotation is: true [2021-11-23 12:50:39,906 INFO L858 garLoopResultBuilder]: For program point L785(lines 785 791) no Hoare annotation was computed. [2021-11-23 12:50:39,906 INFO L858 garLoopResultBuilder]: For program point L785-2(lines 784 803) no Hoare annotation was computed. [2021-11-23 12:50:39,906 INFO L858 garLoopResultBuilder]: For program point L785-3(lines 785 791) no Hoare annotation was computed. [2021-11-23 12:50:39,906 INFO L858 garLoopResultBuilder]: For program point L653(lines 653 659) no Hoare annotation was computed. [2021-11-23 12:50:39,907 INFO L854 garLoopResultBuilder]: At program point L719-2(lines 719 766) the Hoare annotation is: (let ((.cse12 (<= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse9 (= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1| 0)) (.cse13 (<= |ULTIMATE.start_getWaterLevel_#res#1| 1)) (.cse14 (<= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0#1| 1)) (.cse10 (= ~pumpRunning~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse11 (not (= 2 ~waterLevel~0))) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse15 (<= 1 ~methaneLevelCritical~0)) (.cse16 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res#1|)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse7 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse8 (<= ~waterLevel~0 2)) (.cse17 (<= 1 |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1|))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse1 .cse10 .cse2 .cse11 .cse12 .cse3 .cse4 .cse6 .cse7 .cse9 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse12 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse13 .cse14) (and .cse1 .cse10 .cse15 .cse16 .cse4 .cse6 .cse7 .cse8 .cse17) (and .cse1 .cse10 .cse2 .cse11 .cse4 .cse6 .cse7 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse15 .cse16 .cse4 .cse5 .cse6 .cse7 .cse8 .cse17))) [2021-11-23 12:50:39,907 INFO L858 garLoopResultBuilder]: For program point L653-1(lines 653 659) no Hoare annotation was computed. [2021-11-23 12:50:39,907 INFO L858 garLoopResultBuilder]: For program point L785-5(lines 784 803) no Hoare annotation was computed. [2021-11-23 12:50:39,907 INFO L858 garLoopResultBuilder]: For program point L653-2(lines 653 659) no Hoare annotation was computed. [2021-11-23 12:50:39,907 INFO L858 garLoopResultBuilder]: For program point L785-6(lines 785 791) no Hoare annotation was computed. [2021-11-23 12:50:39,908 INFO L858 garLoopResultBuilder]: For program point L653-3(lines 653 659) no Hoare annotation was computed. [2021-11-23 12:50:39,908 INFO L858 garLoopResultBuilder]: For program point L785-8(lines 784 803) no Hoare annotation was computed. [2021-11-23 12:50:39,908 INFO L858 garLoopResultBuilder]: For program point L653-4(lines 653 659) no Hoare annotation was computed. [2021-11-23 12:50:39,908 INFO L858 garLoopResultBuilder]: For program point L653-5(lines 653 659) no Hoare annotation was computed. [2021-11-23 12:50:39,908 INFO L858 garLoopResultBuilder]: For program point L720(lines 719 766) no Hoare annotation was computed. [2021-11-23 12:50:39,908 INFO L858 garLoopResultBuilder]: For program point L588(lines 588 592) no Hoare annotation was computed. [2021-11-23 12:50:39,909 INFO L854 garLoopResultBuilder]: At program point L588-2(lines 584 595) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse12 (<= 1 ~methaneLevelCritical~0)) (.cse13 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res#1|)) (.cse14 (<= 1 |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1|)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse6 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse11 (= ~pumpRunning~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse5 (= 1 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse8 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1| 0)) (.cse15 (<= |ULTIMATE.start_getWaterLevel_#res#1| 1)) (.cse16 (<= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0#1| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse11 .cse12 .cse13 .cse5 .cse7 .cse8 .cse9 .cse14) (and .cse1 .cse11 .cse2 .cse3 .cse5 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse12 .cse13 .cse5 .cse6 .cse7 .cse8 .cse9 .cse14) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse15 .cse16) (and .cse1 .cse11 .cse2 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse15 .cse16))) [2021-11-23 12:50:39,909 INFO L858 garLoopResultBuilder]: For program point L721(lines 721 725) no Hoare annotation was computed. [2021-11-23 12:50:39,909 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-23 12:50:39,909 INFO L858 garLoopResultBuilder]: For program point L821(lines 821 829) no Hoare annotation was computed. [2021-11-23 12:50:39,909 INFO L858 garLoopResultBuilder]: For program point L821-3(lines 821 829) no Hoare annotation was computed. [2021-11-23 12:50:39,909 INFO L858 garLoopResultBuilder]: For program point L689(lines 689 702) no Hoare annotation was computed. [2021-11-23 12:50:39,910 INFO L854 garLoopResultBuilder]: At program point L689-1(lines 674 706) the Hoare annotation is: (let ((.cse13 (= ~pumpRunning~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse9 (= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1| 0)) (.cse11 (<= |ULTIMATE.start_getWaterLevel_#res#1| 1)) (.cse12 (<= |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0#1| 1)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse14 (<= 1 ~methaneLevelCritical~0)) (.cse15 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res#1|)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse7 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse8 (<= ~waterLevel~0 2)) (.cse16 (<= 1 |ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4#1|))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse11 .cse12) (and .cse1 .cse13 .cse14 .cse15 .cse4 .cse6 .cse7 .cse8 .cse16) (and .cse1 .cse13 .cse2 .cse10 .cse3 .cse4 .cse6 .cse7 .cse9 .cse11 .cse12) (and .cse0 .cse1 .cse14 .cse15 .cse4 .cse5 .cse6 .cse7 .cse8 .cse16))) [2021-11-23 12:50:39,910 INFO L858 garLoopResultBuilder]: For program point L821-6(lines 821 829) no Hoare annotation was computed. [2021-11-23 12:50:39,910 INFO L858 garLoopResultBuilder]: For program point L689-2(lines 689 702) no Hoare annotation was computed. [2021-11-23 12:50:39,910 INFO L854 garLoopResultBuilder]: At program point L689-3(lines 674 706) the Hoare annotation is: false [2021-11-23 12:50:39,910 INFO L858 garLoopResultBuilder]: For program point L689-4(lines 689 702) no Hoare annotation was computed. [2021-11-23 12:50:39,911 INFO L858 garLoopResultBuilder]: For program point L821-9(lines 821 829) no Hoare annotation was computed. [2021-11-23 12:50:39,911 INFO L854 garLoopResultBuilder]: At program point L689-5(lines 674 706) the Hoare annotation is: false [2021-11-23 12:50:39,911 INFO L858 garLoopResultBuilder]: For program point L821-12(lines 821 829) no Hoare annotation was computed. [2021-11-23 12:50:39,911 INFO L858 garLoopResultBuilder]: For program point L821-15(lines 821 829) no Hoare annotation was computed. [2021-11-23 12:50:39,911 INFO L854 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-11-23 12:50:39,911 INFO L858 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-11-23 12:50:39,912 INFO L854 garLoopResultBuilder]: At program point L988(lines 973 991) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_activatePump_~tmp~8#1| 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse6 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-11-23 12:50:39,912 INFO L854 garLoopResultBuilder]: At program point L988-1(lines 973 991) the Hoare annotation is: false [2021-11-23 12:50:39,912 INFO L854 garLoopResultBuilder]: At program point L988-2(lines 973 991) the Hoare annotation is: false [2021-11-23 12:50:39,912 INFO L858 garLoopResultBuilder]: For program point L757(lines 757 761) no Hoare annotation was computed. [2021-11-23 12:50:39,912 INFO L858 garLoopResultBuilder]: For program point L757-2(lines 749 762) no Hoare annotation was computed. [2021-11-23 12:50:39,912 INFO L854 garLoopResultBuilder]: At program point L658(lines 649 662) the Hoare annotation is: false [2021-11-23 12:50:39,913 INFO L854 garLoopResultBuilder]: At program point L658-1(lines 649 662) the Hoare annotation is: (let ((.cse8 (= ~methaneLevelCritical~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse6 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse9 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse8 .cse4 .cse5 .cse6 .cse9) (and .cse0 .cse1 .cse8 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse4 .cse5 .cse6 .cse9))) [2021-11-23 12:50:39,913 INFO L854 garLoopResultBuilder]: At program point L658-2(lines 649 662) the Hoare annotation is: false [2021-11-23 12:50:39,913 INFO L858 garLoopResultBuilder]: For program point L559(line 559) no Hoare annotation was computed. [2021-11-23 12:50:39,913 INFO L854 garLoopResultBuilder]: At program point L658-3(lines 649 662) the Hoare annotation is: false [2021-11-23 12:50:39,913 INFO L858 garLoopResultBuilder]: For program point L559-1(line 559) no Hoare annotation was computed. [2021-11-23 12:50:39,914 INFO L854 garLoopResultBuilder]: At program point L658-4(lines 649 662) the Hoare annotation is: false [2021-11-23 12:50:39,914 INFO L854 garLoopResultBuilder]: At program point L658-5(lines 649 662) the Hoare annotation is: false [2021-11-23 12:50:39,914 INFO L858 garLoopResultBuilder]: For program point L559-2(line 559) no Hoare annotation was computed. [2021-11-23 12:50:39,914 INFO L854 garLoopResultBuilder]: At program point L560(lines 555 562) the Hoare annotation is: false [2021-11-23 12:50:39,914 INFO L854 garLoopResultBuilder]: At program point L560-1(lines 555 562) the Hoare annotation is: false [2021-11-23 12:50:39,914 INFO L854 garLoopResultBuilder]: At program point L560-2(lines 555 562) the Hoare annotation is: false [2021-11-23 12:50:39,915 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-23 12:50:39,915 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-11-23 12:50:39,915 INFO L858 garLoopResultBuilder]: For program point L792-1(lines 792 798) no Hoare annotation was computed. [2021-11-23 12:50:39,915 INFO L858 garLoopResultBuilder]: For program point L693(lines 693 699) no Hoare annotation was computed. [2021-11-23 12:50:39,915 INFO L858 garLoopResultBuilder]: For program point L792-3(lines 792 798) no Hoare annotation was computed. [2021-11-23 12:50:39,915 INFO L858 garLoopResultBuilder]: For program point L792-5(lines 792 798) no Hoare annotation was computed. [2021-11-23 12:50:39,916 INFO L858 garLoopResultBuilder]: For program point L693-3(lines 693 699) no Hoare annotation was computed. [2021-11-23 12:50:39,916 INFO L858 garLoopResultBuilder]: For program point L693-6(lines 693 699) no Hoare annotation was computed. [2021-11-23 12:50:39,916 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-11-23 12:50:39,916 INFO L858 garLoopResultBuilder]: For program point L66-1(lines 66 70) no Hoare annotation was computed. [2021-11-23 12:50:39,920 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:50:39,922 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 12:50:40,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:50:40 BoogieIcfgContainer [2021-11-23 12:50:40,008 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 12:50:40,009 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 12:50:40,009 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 12:50:40,009 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 12:50:40,010 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:31" (3/4) ... [2021-11-23 12:50:40,013 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 12:50:40,058 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 83 nodes and edges [2021-11-23 12:50:40,060 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-23 12:50:40,062 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-23 12:50:40,064 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 12:50:40,066 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 12:50:40,068 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 12:50:40,070 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 12:50:40,102 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && waterLevel == 1 [2021-11-23 12:50:40,103 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && waterLevel == 1 [2021-11-23 12:50:40,103 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) || (((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || (((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || (((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) [2021-11-23 12:50:40,105 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) || ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || (((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || (((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || ((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) && \result <= 1) && tmp___0 <= 1) [2021-11-23 12:50:40,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) || (((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || ((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || ((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || ((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || (((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1) [2021-11-23 12:50:40,108 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) || (((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-11-23 12:50:40,110 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || (((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) [2021-11-23 12:50:40,111 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) || ((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0)) || (((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && tmp == 0) && \result == 0)) || (((((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || ((((((((((((((1 <= pumpRunning && tmp == systemActive) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0)) || ((((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result) [2021-11-23 12:50:40,112 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) || (((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0)) || ((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) [2021-11-23 12:50:40,112 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) || (((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0)) || (((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-11-23 12:50:40,119 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || (((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) [2021-11-23 12:50:40,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) || (((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || ((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) [2021-11-23 12:50:40,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) || (((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || ((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) [2021-11-23 12:50:40,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) || (((((((tmp == systemActive && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0)) || (((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-11-23 12:50:40,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) || ((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1)) || (((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) [2021-11-23 12:50:40,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || (((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) [2021-11-23 12:50:40,125 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == systemActive && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) || ((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result)) || (((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= tmp___0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && 1 <= \result)) || (((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && \result == 0)) || (((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= tmp___0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && 1 <= \result)) || (((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && \result == 0) [2021-11-23 12:50:40,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || ((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) [2021-11-23 12:50:40,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 <= \result) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0 [2021-11-23 12:50:40,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || ((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) [2021-11-23 12:50:40,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || ((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) [2021-11-23 12:50:40,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && tmp == 0) && \result == 0) || ((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && tmp == 0) && \result == 0) [2021-11-23 12:50:40,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) || ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0)) || ((((((((((((tmp == systemActive && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || ((((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result) [2021-11-23 12:50:40,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) || (((((((((((((tmp == systemActive && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || (((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && \result == 0)) || ((((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result) [2021-11-23 12:50:40,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) || ((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0)) || (((((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || ((((((((((((((1 <= pumpRunning && tmp == systemActive) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0)) || ((((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result) [2021-11-23 12:50:40,129 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0) || (((((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || ((((((((((((((1 <= pumpRunning && tmp == systemActive) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) [2021-11-23 12:50:40,230 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/witness.graphml [2021-11-23 12:50:40,231 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 12:50:40,232 INFO L158 Benchmark]: Toolchain (without parser) took 130680.03ms. Allocated memory was 119.5MB in the beginning and 388.0MB in the end (delta: 268.4MB). Free memory was 78.4MB in the beginning and 356.5MB in the end (delta: -278.0MB). Peak memory consumption was 221.0MB. Max. memory is 16.1GB. [2021-11-23 12:50:40,232 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory is still 95.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 12:50:40,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 608.24ms. Allocated memory is still 119.5MB. Free memory was 78.2MB in the beginning and 84.9MB in the end (delta: -6.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 12:50:40,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.83ms. Allocated memory is still 119.5MB. Free memory was 84.9MB in the beginning and 81.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 12:50:40,234 INFO L158 Benchmark]: Boogie Preprocessor took 91.84ms. Allocated memory is still 119.5MB. Free memory was 81.2MB in the beginning and 78.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 12:50:40,234 INFO L158 Benchmark]: RCFGBuilder took 954.24ms. Allocated memory is still 119.5MB. Free memory was 78.6MB in the beginning and 51.3MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 12:50:40,234 INFO L158 Benchmark]: TraceAbstraction took 128683.27ms. Allocated memory was 119.5MB in the beginning and 388.0MB in the end (delta: 268.4MB). Free memory was 51.2MB in the beginning and 142.8MB in the end (delta: -91.5MB). Peak memory consumption was 196.9MB. Max. memory is 16.1GB. [2021-11-23 12:50:40,235 INFO L158 Benchmark]: Witness Printer took 222.04ms. Allocated memory is still 388.0MB. Free memory was 141.7MB in the beginning and 356.5MB in the end (delta: -214.7MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2021-11-23 12:50:40,241 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory is still 95.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 608.24ms. Allocated memory is still 119.5MB. Free memory was 78.2MB in the beginning and 84.9MB in the end (delta: -6.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.83ms. Allocated memory is still 119.5MB. Free memory was 84.9MB in the beginning and 81.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.84ms. Allocated memory is still 119.5MB. Free memory was 81.2MB in the beginning and 78.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 954.24ms. Allocated memory is still 119.5MB. Free memory was 78.6MB in the beginning and 51.3MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 128683.27ms. Allocated memory was 119.5MB in the beginning and 388.0MB in the end (delta: 268.4MB). Free memory was 51.2MB in the beginning and 142.8MB in the end (delta: -91.5MB). Peak memory consumption was 196.9MB. Max. memory is 16.1GB. * Witness Printer took 222.04ms. Allocated memory is still 388.0MB. Free memory was 141.7MB in the beginning and 356.5MB in the end (delta: -214.7MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: 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, 196 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 128.5s, OverallIterations: 16, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 122.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4058 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4058 mSDsluCounter, 7228 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4908 mSDsCounter, 106 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 665 IncrementalHoareTripleChecker+Invalid, 771 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 106 mSolverCounterUnsat, 2320 mSDtfsCounter, 665 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 276 GetRequests, 182 SyntacticMatches, 1 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=532occurred in iteration=8, InterpolantAutomatonStates: 110, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 16 MinimizatonAttempts, 3783 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 101 LocationsWithAnnotation, 101 PreInvPairs, 519 NumberOfFragments, 3125 HoareAnnotationTreeSize, 101 FomulaSimplifications, 16 FormulaSimplificationTreeSizeReduction, 104.4s HoareSimplificationTime, 101 FomulaSimplificationsInter, 16770263 FormulaSimplificationTreeSizeReductionInter, 18.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 847 NumberOfCodeBlocks, 847 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 902 ConstructedInterpolants, 0 QuantifiedInterpolants, 1907 SizeOfPredicates, 3 NumberOfNonLiveVariables, 428 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 18 InterpolantComputations, 15 PerfectInterpolantSequences, 126/144 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: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) || (((((((tmp == systemActive && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0)) || (((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: ((((((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) || (((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || (((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || (((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) || (((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0)) || ((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || (((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || (((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || (((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == systemActive && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result) || ((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= \result)) || (((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= tmp___0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && 1 <= \result)) || (((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && \result == 0)) || (((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= tmp___0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && 1 <= \result)) || (((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && \result == 0) - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: (((((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) || (((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || ((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: ((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) || (((((((((((((tmp == systemActive && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || (((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && \result == 0)) || ((((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || ((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || ((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: ((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 <= \result) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0 - InvariantResult [Line: 992]: Loop Invariant Derived loop invariant: ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) || (((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && waterLevel == 1 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: ((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) || (((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0)) || (((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (((((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) || (((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || ((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: ((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && tmp == 0) && \result == 0) || ((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && tmp == 0) && \result == 0) - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) || ((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: (((((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) || (((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || ((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0)) || ((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || ((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || (((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) && tmp___0 <= 1) - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: ((((((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) || ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || (((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp)) || (((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) && \result <= 1) && tmp___0 <= 1)) || ((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) && \result <= 1) && tmp___0 <= 1) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && waterLevel == 1 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: (((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) || ((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0)) || (((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && tmp == 0) && \result == 0)) || (((((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || ((((((((((((((1 <= pumpRunning && tmp == systemActive) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0)) || ((((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: (((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) || ((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0)) || (((((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || ((((((((((((((1 <= pumpRunning && tmp == systemActive) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0)) || ((((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: ((((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) || ((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0)) || ((((((((((((tmp == systemActive && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || ((((((((((((tmp == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result) - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: ((((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && !(2 == waterLevel)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0) || (((((((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && \result == 0) && 1 <= \result) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || ((((((((((((((1 <= pumpRunning && tmp == systemActive) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && 1 <= tmp___0) && 1 == systemActive) && tmp == 0) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && \result == 0) && waterLevel <= 2) && 1 <= tmp) && 1 <= \result)) || (((((((((1 <= pumpRunning && tmp == systemActive) && 1 <= methaneLevelCritical) && !(2 == waterLevel)) && waterLevel <= 1) && 1 <= \result) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: (((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 0) || ((((((((((1 <= pumpRunning && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && tmp == 0) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1)) || (((((((((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 0) && \result <= 1) RESULT: Ultimate proved your program to be correct! [2021-11-23 12:50:40,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23906ce2-69be-4e3d-8bb4-4273cf14cf47/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE