./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt --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 647f9a243e92567482b901aa26f051c7fecee7f7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:01:50,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:01:50,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:01:50,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:01:50,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:01:50,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:01:50,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:01:50,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:01:50,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:01:50,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:01:50,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:01:50,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:01:50,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:01:50,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:01:50,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:01:50,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:01:50,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:01:50,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:01:50,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:01:50,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:01:50,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:01:50,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:01:50,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:01:50,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:01:50,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:01:50,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:01:50,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:01:50,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:01:50,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:01:50,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:01:50,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:01:50,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:01:50,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:01:50,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:01:50,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:01:50,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:01:50,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:01:50,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:01:50,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:01:50,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:01:50,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:01:50,271 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:01:50,320 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:01:50,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:01:50,321 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:01:50,321 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:01:50,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:01:50,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:01:50,330 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:01:50,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:01:50,330 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:01:50,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:01:50,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:01:50,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:01:50,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:01:50,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:01:50,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:01:50,332 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:01:50,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:01:50,333 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:01:50,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:01:50,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:01:50,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:01:50,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:01:50,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:01:50,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:01:50,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:01:50,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:01:50,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:01:50,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:01:50,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:01:50,337 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:01:50,337 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_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647f9a243e92567482b901aa26f051c7fecee7f7 [2021-10-13 01:01:50,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:01:50,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:01:50,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:01:50,672 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:01:50,673 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:01:50,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-13 01:01:50,760 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/data/81c23a3f4/cac8704ace8d4a338c491ceec9015b3c/FLAG39e10a6b4 [2021-10-13 01:01:51,276 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:01:51,277 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-13 01:01:51,305 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/data/81c23a3f4/cac8704ace8d4a338c491ceec9015b3c/FLAG39e10a6b4 [2021-10-13 01:01:51,576 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/data/81c23a3f4/cac8704ace8d4a338c491ceec9015b3c [2021-10-13 01:01:51,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:01:51,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:01:51,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:01:51,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:01:51,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:01:51,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:01:51" (1/1) ... [2021-10-13 01:01:51,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7431293c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:51, skipping insertion in model container [2021-10-13 01:01:51,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:01:51" (1/1) ... [2021-10-13 01:01:51,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:01:51,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:01:51,905 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[12801,12814] [2021-10-13 01:01:51,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:01:51,977 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:01:52,045 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[12801,12814] [2021-10-13 01:01:52,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:01:52,137 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:01:52,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52 WrapperNode [2021-10-13 01:01:52,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:01:52,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:01:52,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:01:52,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:01:52,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52" (1/1) ... [2021-10-13 01:01:52,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52" (1/1) ... [2021-10-13 01:01:52,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:01:52,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:01:52,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:01:52,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:01:52,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52" (1/1) ... [2021-10-13 01:01:52,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52" (1/1) ... [2021-10-13 01:01:52,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52" (1/1) ... [2021-10-13 01:01:52,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52" (1/1) ... [2021-10-13 01:01:52,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52" (1/1) ... [2021-10-13 01:01:52,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52" (1/1) ... [2021-10-13 01:01:52,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52" (1/1) ... [2021-10-13 01:01:52,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:01:52,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:01:52,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:01:52,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:01:52,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52" (1/1) ... [2021-10-13 01:01:52,380 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:01:52,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:01:52,408 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:01:52,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:01:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:01:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:01:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:01:52,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:01:53,572 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:01:53,573 INFO L299 CfgBuilder]: Removed 294 assume(true) statements. [2021-10-13 01:01:53,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:01:53 BoogieIcfgContainer [2021-10-13 01:01:53,577 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:01:53,579 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:01:53,579 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:01:53,583 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:01:53,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:01:51" (1/3) ... [2021-10-13 01:01:53,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4937692d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:01:53, skipping insertion in model container [2021-10-13 01:01:53,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:01:52" (2/3) ... [2021-10-13 01:01:53,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4937692d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:01:53, skipping insertion in model container [2021-10-13 01:01:53,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:01:53" (3/3) ... [2021-10-13 01:01:53,589 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55.cil.c [2021-10-13 01:01:53,595 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:01:53,595 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 01:01:53,649 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:01:53,656 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 01:01:53,657 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 01:01:53,678 INFO L276 IsEmpty]: Start isEmpty. Operand has 200 states, 196 states have (on average 1.5459183673469388) internal successors, (303), 199 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:53,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 01:01:53,685 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:01:53,686 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:01:53,686 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:01:53,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:01:53,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1924065684, now seen corresponding path program 1 times [2021-10-13 01:01:53,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:01:53,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312029341] [2021-10-13 01:01:53,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:01:53,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:01:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:01:53,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:01:53,947 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:01:53,947 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312029341] [2021-10-13 01:01:53,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312029341] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:01:53,948 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:01:53,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:01:53,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98238214] [2021-10-13 01:01:53,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 01:01:53,956 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:01:53,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 01:01:53,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:01:53,974 INFO L87 Difference]: Start difference. First operand has 200 states, 196 states have (on average 1.5459183673469388) internal successors, (303), 199 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:01:54,016 INFO L93 Difference]: Finished difference Result 393 states and 598 transitions. [2021-10-13 01:01:54,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 01:01:54,017 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 01:01:54,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:01:54,030 INFO L225 Difference]: With dead ends: 393 [2021-10-13 01:01:54,030 INFO L226 Difference]: Without dead ends: 196 [2021-10-13 01:01:54,034 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:01:54,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-10-13 01:01:54,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-10-13 01:01:54,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 193 states have (on average 1.5077720207253886) internal successors, (291), 195 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2021-10-13 01:01:54,085 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2021-10-13 01:01:54,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:01:54,086 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2021-10-13 01:01:54,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,087 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2021-10-13 01:01:54,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 01:01:54,088 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:01:54,088 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:01:54,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:01:54,089 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:01:54,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:01:54,090 INFO L82 PathProgramCache]: Analyzing trace with hash -564882059, now seen corresponding path program 1 times [2021-10-13 01:01:54,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:01:54,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645802345] [2021-10-13 01:01:54,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:01:54,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:01:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:01:54,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:01:54,185 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:01:54,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645802345] [2021-10-13 01:01:54,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645802345] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:01:54,186 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:01:54,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:01:54,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130915772] [2021-10-13 01:01:54,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:01:54,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:01:54,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:01:54,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:01:54,190 INFO L87 Difference]: Start difference. First operand 196 states and 291 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:01:54,207 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2021-10-13 01:01:54,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:01:54,208 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-13 01:01:54,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:01:54,209 INFO L225 Difference]: With dead ends: 196 [2021-10-13 01:01:54,209 INFO L226 Difference]: Without dead ends: 77 [2021-10-13 01:01:54,211 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:01:54,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-10-13 01:01:54,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-10-13 01:01:54,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.486842105263158) internal successors, (113), 76 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2021-10-13 01:01:54,220 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2021-10-13 01:01:54,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:01:54,220 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2021-10-13 01:01:54,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,221 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2021-10-13 01:01:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 01:01:54,222 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:01:54,222 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:01:54,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 01:01:54,223 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:01:54,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:01:54,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1380383743, now seen corresponding path program 1 times [2021-10-13 01:01:54,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:01:54,225 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800441973] [2021-10-13 01:01:54,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:01:54,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:01:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:01:54,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:01:54,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:01:54,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800441973] [2021-10-13 01:01:54,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800441973] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:01:54,426 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:01:54,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:01:54,430 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62632406] [2021-10-13 01:01:54,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 01:01:54,431 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:01:54,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 01:01:54,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:01:54,436 INFO L87 Difference]: Start difference. First operand 77 states and 113 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:01:54,652 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2021-10-13 01:01:54,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:01:54,654 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-13 01:01:54,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:01:54,656 INFO L225 Difference]: With dead ends: 243 [2021-10-13 01:01:54,656 INFO L226 Difference]: Without dead ends: 173 [2021-10-13 01:01:54,657 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 40.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:01:54,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-10-13 01:01:54,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 99. [2021-10-13 01:01:54,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.489795918367347) internal successors, (146), 98 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 146 transitions. [2021-10-13 01:01:54,683 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 146 transitions. Word has length 26 [2021-10-13 01:01:54,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:01:54,685 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 146 transitions. [2021-10-13 01:01:54,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,685 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2021-10-13 01:01:54,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 01:01:54,691 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:01:54,691 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:01:54,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 01:01:54,692 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:01:54,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:01:54,694 INFO L82 PathProgramCache]: Analyzing trace with hash -768654137, now seen corresponding path program 1 times [2021-10-13 01:01:54,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:01:54,694 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408957307] [2021-10-13 01:01:54,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:01:54,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:01:54,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:01:54,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:01:54,779 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:01:54,779 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408957307] [2021-10-13 01:01:54,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408957307] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:01:54,780 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:01:54,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:01:54,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463731070] [2021-10-13 01:01:54,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:01:54,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:01:54,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:01:54,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:01:54,784 INFO L87 Difference]: Start difference. First operand 99 states and 146 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:01:54,840 INFO L93 Difference]: Finished difference Result 203 states and 301 transitions. [2021-10-13 01:01:54,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:01:54,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-10-13 01:01:54,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:01:54,844 INFO L225 Difference]: With dead ends: 203 [2021-10-13 01:01:54,844 INFO L226 Difference]: Without dead ends: 111 [2021-10-13 01:01:54,846 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:01:54,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-10-13 01:01:54,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2021-10-13 01:01:54,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 108 states have (on average 1.4259259259259258) internal successors, (154), 108 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 154 transitions. [2021-10-13 01:01:54,874 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 154 transitions. Word has length 29 [2021-10-13 01:01:54,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:01:54,875 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 154 transitions. [2021-10-13 01:01:54,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:54,875 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2021-10-13 01:01:54,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 01:01:54,876 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:01:54,877 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:01:54,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 01:01:54,877 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:01:54,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:01:54,878 INFO L82 PathProgramCache]: Analyzing trace with hash -1648863158, now seen corresponding path program 1 times [2021-10-13 01:01:54,878 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:01:54,879 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47752226] [2021-10-13 01:01:54,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:01:54,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:01:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:01:55,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:01:55,000 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:01:55,001 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47752226] [2021-10-13 01:01:55,001 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47752226] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:01:55,001 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:01:55,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:01:55,002 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853092662] [2021-10-13 01:01:55,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:01:55,002 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:01:55,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:01:55,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:01:55,003 INFO L87 Difference]: Start difference. First operand 109 states and 154 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:01:55,141 INFO L93 Difference]: Finished difference Result 352 states and 498 transitions. [2021-10-13 01:01:55,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 01:01:55,142 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-10-13 01:01:55,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:01:55,145 INFO L225 Difference]: With dead ends: 352 [2021-10-13 01:01:55,145 INFO L226 Difference]: Without dead ends: 250 [2021-10-13 01:01:55,149 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 30.9ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:01:55,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-10-13 01:01:55,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 107. [2021-10-13 01:01:55,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.3962264150943395) internal successors, (148), 106 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 148 transitions. [2021-10-13 01:01:55,170 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 148 transitions. Word has length 29 [2021-10-13 01:01:55,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:01:55,171 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 148 transitions. [2021-10-13 01:01:55,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2021-10-13 01:01:55,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 01:01:55,178 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:01:55,178 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:01:55,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 01:01:55,179 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:01:55,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:01:55,179 INFO L82 PathProgramCache]: Analyzing trace with hash -562091259, now seen corresponding path program 1 times [2021-10-13 01:01:55,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:01:55,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890008155] [2021-10-13 01:01:55,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:01:55,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:01:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:01:55,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:01:55,251 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:01:55,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890008155] [2021-10-13 01:01:55,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890008155] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:01:55,251 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:01:55,252 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:01:55,252 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541026451] [2021-10-13 01:01:55,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:01:55,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:01:55,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:01:55,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:01:55,259 INFO L87 Difference]: Start difference. First operand 107 states and 148 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:01:55,333 INFO L93 Difference]: Finished difference Result 305 states and 420 transitions. [2021-10-13 01:01:55,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:01:55,333 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-13 01:01:55,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:01:55,335 INFO L225 Difference]: With dead ends: 305 [2021-10-13 01:01:55,336 INFO L226 Difference]: Without dead ends: 205 [2021-10-13 01:01:55,344 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:01:55,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2021-10-13 01:01:55,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 116. [2021-10-13 01:01:55,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 115 states have (on average 1.3652173913043477) internal successors, (157), 115 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2021-10-13 01:01:55,378 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 35 [2021-10-13 01:01:55,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:01:55,378 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2021-10-13 01:01:55,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2021-10-13 01:01:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 01:01:55,379 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:01:55,380 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:01:55,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 01:01:55,380 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:01:55,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:01:55,381 INFO L82 PathProgramCache]: Analyzing trace with hash 138973319, now seen corresponding path program 1 times [2021-10-13 01:01:55,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:01:55,382 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282895555] [2021-10-13 01:01:55,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:01:55,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:01:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:01:55,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:01:55,435 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:01:55,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282895555] [2021-10-13 01:01:55,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282895555] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:01:55,435 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:01:55,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:01:55,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315142160] [2021-10-13 01:01:55,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:01:55,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:01:55,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:01:55,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:01:55,437 INFO L87 Difference]: Start difference. First operand 116 states and 157 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:01:55,490 INFO L93 Difference]: Finished difference Result 285 states and 385 transitions. [2021-10-13 01:01:55,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:01:55,490 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-13 01:01:55,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:01:55,492 INFO L225 Difference]: With dead ends: 285 [2021-10-13 01:01:55,492 INFO L226 Difference]: Without dead ends: 176 [2021-10-13 01:01:55,493 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:01:55,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-10-13 01:01:55,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 122. [2021-10-13 01:01:55,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 121 states have (on average 1.3471074380165289) internal successors, (163), 121 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 163 transitions. [2021-10-13 01:01:55,506 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 163 transitions. Word has length 35 [2021-10-13 01:01:55,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:01:55,507 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 163 transitions. [2021-10-13 01:01:55,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,508 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 163 transitions. [2021-10-13 01:01:55,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 01:01:55,508 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:01:55,508 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:01:55,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 01:01:55,509 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:01:55,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:01:55,509 INFO L82 PathProgramCache]: Analyzing trace with hash -447832695, now seen corresponding path program 1 times [2021-10-13 01:01:55,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:01:55,510 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245174874] [2021-10-13 01:01:55,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:01:55,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:01:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:01:55,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:01:55,582 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:01:55,582 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245174874] [2021-10-13 01:01:55,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245174874] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:01:55,583 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:01:55,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:01:55,583 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325635228] [2021-10-13 01:01:55,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:01:55,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:01:55,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:01:55,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:01:55,585 INFO L87 Difference]: Start difference. First operand 122 states and 163 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:01:55,622 INFO L93 Difference]: Finished difference Result 288 states and 386 transitions. [2021-10-13 01:01:55,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:01:55,623 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-13 01:01:55,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:01:55,625 INFO L225 Difference]: With dead ends: 288 [2021-10-13 01:01:55,625 INFO L226 Difference]: Without dead ends: 173 [2021-10-13 01:01:55,625 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:01:55,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-10-13 01:01:55,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2021-10-13 01:01:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 172 states have (on average 1.319767441860465) internal successors, (227), 172 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 227 transitions. [2021-10-13 01:01:55,645 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 227 transitions. Word has length 35 [2021-10-13 01:01:55,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:01:55,646 INFO L470 AbstractCegarLoop]: Abstraction has 173 states and 227 transitions. [2021-10-13 01:01:55,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:55,646 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 227 transitions. [2021-10-13 01:01:55,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 01:01:55,648 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:01:55,648 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:01:55,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 01:01:55,648 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:01:55,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:01:55,649 INFO L82 PathProgramCache]: Analyzing trace with hash -772491191, now seen corresponding path program 1 times [2021-10-13 01:01:55,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:01:55,649 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493779941] [2021-10-13 01:01:55,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:01:55,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:01:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:01:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:01:55,824 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:01:55,824 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493779941] [2021-10-13 01:01:55,824 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493779941] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:01:55,824 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:01:55,824 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 01:01:55,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519721514] [2021-10-13 01:01:55,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 01:01:55,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:01:55,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 01:01:55,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:01:55,827 INFO L87 Difference]: Start difference. First operand 173 states and 227 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:56,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:01:56,138 INFO L93 Difference]: Finished difference Result 818 states and 1098 transitions. [2021-10-13 01:01:56,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-13 01:01:56,139 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 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 36 [2021-10-13 01:01:56,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:01:56,147 INFO L225 Difference]: With dead ends: 818 [2021-10-13 01:01:56,147 INFO L226 Difference]: Without dead ends: 703 [2021-10-13 01:01:56,151 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 71.6ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-13 01:01:56,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2021-10-13 01:01:56,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 290. [2021-10-13 01:01:56,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 289 states have (on average 1.3079584775086506) internal successors, (378), 289 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:56,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 378 transitions. [2021-10-13 01:01:56,199 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 378 transitions. Word has length 36 [2021-10-13 01:01:56,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:01:56,200 INFO L470 AbstractCegarLoop]: Abstraction has 290 states and 378 transitions. [2021-10-13 01:01:56,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 378 transitions. [2021-10-13 01:01:56,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 01:01:56,201 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:01:56,201 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:01:56,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 01:01:56,202 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:01:56,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:01:56,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1857199661, now seen corresponding path program 1 times [2021-10-13 01:01:56,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:01:56,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506497970] [2021-10-13 01:01:56,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:01:56,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:01:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:01:56,302 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:01:56,305 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:01:56,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506497970] [2021-10-13 01:01:56,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506497970] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:01:56,306 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833311559] [2021-10-13 01:01:56,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:01:56,306 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:01:56,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:01:56,313 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:01:56,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 01:01:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:01:56,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 01:01:56,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:01:56,765 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:01:56,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833311559] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:01:56,766 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 01:01:56,766 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-13 01:01:56,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001295443] [2021-10-13 01:01:56,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 01:01:56,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:01:56,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 01:01:56,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:01:56,768 INFO L87 Difference]: Start difference. First operand 290 states and 378 transitions. Second operand has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:57,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:01:57,137 INFO L93 Difference]: Finished difference Result 634 states and 842 transitions. [2021-10-13 01:01:57,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:01:57,138 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-10-13 01:01:57,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:01:57,140 INFO L225 Difference]: With dead ends: 634 [2021-10-13 01:01:57,140 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:01:57,141 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 43.1ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-13 01:01:57,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:01:57,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:01:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:57,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:01:57,141 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-13 01:01:57,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:01:57,142 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:01:57,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:01:57,142 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:01:57,142 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:01:57,145 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:01:57,145 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:01:57,145 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:01:57,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 01:01:57,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-13 01:01:57,374 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 01:01:57,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:57,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:01:58,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:02:01,193 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-13 01:02:01,194 INFO L853 garLoopResultBuilder]: At program point L961(lines 946 964) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-13 01:02:01,194 INFO L853 garLoopResultBuilder]: At program point L961-1(lines 946 964) the Hoare annotation is: false [2021-10-13 01:02:01,194 INFO L853 garLoopResultBuilder]: At program point L961-2(lines 946 964) the Hoare annotation is: false [2021-10-13 01:02:01,194 INFO L853 garLoopResultBuilder]: At program point L961-3(lines 946 964) the Hoare annotation is: false [2021-10-13 01:02:01,194 INFO L853 garLoopResultBuilder]: At program point L961-4(lines 946 964) the Hoare annotation is: false [2021-10-13 01:02:01,194 INFO L853 garLoopResultBuilder]: At program point L961-5(lines 946 964) the Hoare annotation is: false [2021-10-13 01:02:01,195 INFO L853 garLoopResultBuilder]: At program point L730(lines 725 733) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-13 01:02:01,195 INFO L853 garLoopResultBuilder]: At program point L730-1(lines 725 733) the Hoare annotation is: false [2021-10-13 01:02:01,195 INFO L853 garLoopResultBuilder]: At program point L730-2(lines 725 733) the Hoare annotation is: false [2021-10-13 01:02:01,195 INFO L853 garLoopResultBuilder]: At program point L730-3(lines 725 733) the Hoare annotation is: false [2021-10-13 01:02:01,195 INFO L853 garLoopResultBuilder]: At program point L730-4(lines 725 733) the Hoare annotation is: false [2021-10-13 01:02:01,195 INFO L853 garLoopResultBuilder]: At program point L730-5(lines 725 733) the Hoare annotation is: false [2021-10-13 01:02:01,195 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 612) no Hoare annotation was computed. [2021-10-13 01:02:01,195 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 507) no Hoare annotation was computed. [2021-10-13 01:02:01,196 INFO L860 garLoopResultBuilder]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2021-10-13 01:02:01,196 INFO L853 garLoopResultBuilder]: At program point L997(lines 750 756) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-10-13 01:02:01,196 INFO L853 garLoopResultBuilder]: At program point L997-1(lines 750 756) the Hoare annotation is: false [2021-10-13 01:02:01,196 INFO L853 garLoopResultBuilder]: At program point L997-2(lines 750 756) the Hoare annotation is: false [2021-10-13 01:02:01,196 INFO L853 garLoopResultBuilder]: At program point L536(lines 1 1028) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 01:02:01,196 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 851) no Hoare annotation was computed. [2021-10-13 01:02:01,196 INFO L857 garLoopResultBuilder]: For program point L834-1(lines 834 851) no Hoare annotation was computed. [2021-10-13 01:02:01,197 INFO L857 garLoopResultBuilder]: For program point L834-2(lines 834 851) no Hoare annotation was computed. [2021-10-13 01:02:01,197 INFO L857 garLoopResultBuilder]: For program point L570(lines 569 616) no Hoare annotation was computed. [2021-10-13 01:02:01,197 INFO L853 garLoopResultBuilder]: At program point L471(lines 467 473) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 01:02:01,197 INFO L857 garLoopResultBuilder]: For program point L571(lines 571 575) no Hoare annotation was computed. [2021-10-13 01:02:01,197 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-13 01:02:01,197 INFO L857 garLoopResultBuilder]: For program point L638(lines 638 642) no Hoare annotation was computed. [2021-10-13 01:02:01,197 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 611) no Hoare annotation was computed. [2021-10-13 01:02:01,197 INFO L853 garLoopResultBuilder]: At program point L605-1(lines 605 611) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 (= ~pumpRunning~0 0) .cse4)))) [2021-10-13 01:02:01,198 INFO L857 garLoopResultBuilder]: For program point L638-3(lines 638 642) no Hoare annotation was computed. [2021-10-13 01:02:01,198 INFO L857 garLoopResultBuilder]: For program point L638-6(lines 638 642) no Hoare annotation was computed. [2021-10-13 01:02:01,198 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 975) no Hoare annotation was computed. [2021-10-13 01:02:01,198 INFO L853 garLoopResultBuilder]: At program point L969-1(lines 969 975) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) [2021-10-13 01:02:01,198 INFO L857 garLoopResultBuilder]: For program point L936(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,198 INFO L857 garLoopResultBuilder]: For program point L936-2(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,198 INFO L857 garLoopResultBuilder]: For program point L936-3(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,198 INFO L857 garLoopResultBuilder]: For program point L936-5(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,198 INFO L857 garLoopResultBuilder]: For program point L936-6(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,199 INFO L857 garLoopResultBuilder]: For program point L936-8(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,199 INFO L857 garLoopResultBuilder]: For program point L936-9(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,199 INFO L857 garLoopResultBuilder]: For program point L936-11(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,199 INFO L857 garLoopResultBuilder]: For program point L936-12(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,199 INFO L857 garLoopResultBuilder]: For program point L936-14(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,199 INFO L857 garLoopResultBuilder]: For program point L936-15(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,199 INFO L857 garLoopResultBuilder]: For program point L936-17(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,199 INFO L857 garLoopResultBuilder]: For program point L936-18(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,199 INFO L857 garLoopResultBuilder]: For program point L936-20(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,200 INFO L857 garLoopResultBuilder]: For program point L936-21(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,200 INFO L857 garLoopResultBuilder]: For program point L936-23(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,200 INFO L857 garLoopResultBuilder]: For program point L936-24(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,200 INFO L857 garLoopResultBuilder]: For program point L936-26(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,200 INFO L857 garLoopResultBuilder]: For program point L936-27(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,200 INFO L857 garLoopResultBuilder]: For program point L936-29(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,200 INFO L857 garLoopResultBuilder]: For program point L936-30(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,200 INFO L857 garLoopResultBuilder]: For program point L936-32(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,200 INFO L857 garLoopResultBuilder]: For program point L936-33(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,200 INFO L857 garLoopResultBuilder]: For program point L838(lines 838 846) no Hoare annotation was computed. [2021-10-13 01:02:01,201 INFO L857 garLoopResultBuilder]: For program point L838-1(lines 838 846) no Hoare annotation was computed. [2021-10-13 01:02:01,201 INFO L857 garLoopResultBuilder]: For program point L936-35(lines 936 940) no Hoare annotation was computed. [2021-10-13 01:02:01,201 INFO L857 garLoopResultBuilder]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2021-10-13 01:02:01,201 INFO L853 garLoopResultBuilder]: At program point L707(lines 702 710) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-10-13 01:02:01,201 INFO L853 garLoopResultBuilder]: At program point L707-1(lines 702 710) the Hoare annotation is: false [2021-10-13 01:02:01,201 INFO L853 garLoopResultBuilder]: At program point L707-2(lines 702 710) the Hoare annotation is: false [2021-10-13 01:02:01,201 INFO L860 garLoopResultBuilder]: At program point L509(lines 490 512) the Hoare annotation is: true [2021-10-13 01:02:01,201 INFO L853 garLoopResultBuilder]: At program point L675(lines 670 678) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-13 01:02:01,201 INFO L853 garLoopResultBuilder]: At program point L675-1(lines 670 678) the Hoare annotation is: false [2021-10-13 01:02:01,202 INFO L853 garLoopResultBuilder]: At program point L675-2(lines 670 678) the Hoare annotation is: false [2021-10-13 01:02:01,202 INFO L857 garLoopResultBuilder]: For program point L808(lines 808 825) no Hoare annotation was computed. [2021-10-13 01:02:01,202 INFO L857 garLoopResultBuilder]: For program point L808-1(lines 808 825) no Hoare annotation was computed. [2021-10-13 01:02:01,202 INFO L857 garLoopResultBuilder]: For program point L808-2(lines 808 825) no Hoare annotation was computed. [2021-10-13 01:02:01,202 INFO L857 garLoopResultBuilder]: For program point L808-3(lines 808 825) no Hoare annotation was computed. [2021-10-13 01:02:01,202 INFO L857 garLoopResultBuilder]: For program point L808-4(lines 808 825) no Hoare annotation was computed. [2021-10-13 01:02:01,202 INFO L857 garLoopResultBuilder]: For program point L808-5(lines 808 825) no Hoare annotation was computed. [2021-10-13 01:02:01,202 INFO L853 garLoopResultBuilder]: At program point L544(lines 539 547) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 01:02:01,202 INFO L857 garLoopResultBuilder]: For program point L1008(lines 1008 1025) no Hoare annotation was computed. [2021-10-13 01:02:01,202 INFO L853 garLoopResultBuilder]: At program point L1008-1(lines 1 1028) the Hoare annotation is: (let ((.cse5 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (or .cse5 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse4 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2)))) [2021-10-13 01:02:01,203 INFO L853 garLoopResultBuilder]: At program point L942(lines 927 945) the Hoare annotation is: false [2021-10-13 01:02:01,203 INFO L857 garLoopResultBuilder]: For program point L1008-2(lines 1008 1025) no Hoare annotation was computed. [2021-10-13 01:02:01,203 INFO L853 garLoopResultBuilder]: At program point L942-1(lines 927 945) the Hoare annotation is: false [2021-10-13 01:02:01,203 INFO L853 garLoopResultBuilder]: At program point L1008-3(lines 1 1028) the Hoare annotation is: false [2021-10-13 01:02:01,203 INFO L853 garLoopResultBuilder]: At program point L942-2(lines 927 945) the Hoare annotation is: false [2021-10-13 01:02:01,203 INFO L857 garLoopResultBuilder]: For program point L1008-4(lines 1008 1025) no Hoare annotation was computed. [2021-10-13 01:02:01,203 INFO L853 garLoopResultBuilder]: At program point L942-3(lines 927 945) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2) (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2))) [2021-10-13 01:02:01,203 INFO L853 garLoopResultBuilder]: At program point L1008-5(lines 1 1028) the Hoare annotation is: false [2021-10-13 01:02:01,204 INFO L853 garLoopResultBuilder]: At program point L942-4(lines 927 945) the Hoare annotation is: false [2021-10-13 01:02:01,204 INFO L853 garLoopResultBuilder]: At program point L942-5(lines 927 945) the Hoare annotation is: false [2021-10-13 01:02:01,204 INFO L853 garLoopResultBuilder]: At program point L942-6(lines 927 945) the Hoare annotation is: false [2021-10-13 01:02:01,204 INFO L853 garLoopResultBuilder]: At program point L942-7(lines 927 945) the Hoare annotation is: false [2021-10-13 01:02:01,204 INFO L853 garLoopResultBuilder]: At program point L942-8(lines 927 945) the Hoare annotation is: false [2021-10-13 01:02:01,204 INFO L853 garLoopResultBuilder]: At program point L942-9(lines 927 945) the Hoare annotation is: false [2021-10-13 01:02:01,204 INFO L853 garLoopResultBuilder]: At program point L942-10(lines 927 945) the Hoare annotation is: false [2021-10-13 01:02:01,204 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 585) no Hoare annotation was computed. [2021-10-13 01:02:01,204 INFO L853 garLoopResultBuilder]: At program point L942-11(lines 927 945) the Hoare annotation is: false [2021-10-13 01:02:01,205 INFO L853 garLoopResultBuilder]: At program point L579-1(lines 579 585) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-10-13 01:02:01,205 INFO L853 garLoopResultBuilder]: At program point L878(lines 871 881) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-13 01:02:01,205 INFO L853 garLoopResultBuilder]: At program point L878-1(lines 871 881) the Hoare annotation is: false [2021-10-13 01:02:01,205 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 820) no Hoare annotation was computed. [2021-10-13 01:02:01,205 INFO L853 garLoopResultBuilder]: At program point L878-2(lines 871 881) the Hoare annotation is: false [2021-10-13 01:02:01,206 INFO L857 garLoopResultBuilder]: For program point L812-1(lines 812 820) no Hoare annotation was computed. [2021-10-13 01:02:01,206 INFO L857 garLoopResultBuilder]: For program point L812-2(lines 812 820) no Hoare annotation was computed. [2021-10-13 01:02:01,206 INFO L857 garLoopResultBuilder]: For program point L812-3(lines 812 820) no Hoare annotation was computed. [2021-10-13 01:02:01,206 INFO L857 garLoopResultBuilder]: For program point L812-4(lines 812 820) no Hoare annotation was computed. [2021-10-13 01:02:01,206 INFO L857 garLoopResultBuilder]: For program point L812-5(lines 812 820) no Hoare annotation was computed. [2021-10-13 01:02:01,206 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 01:02:01,206 INFO L857 garLoopResultBuilder]: For program point L1012(lines 1012 1022) no Hoare annotation was computed. [2021-10-13 01:02:01,207 INFO L857 garLoopResultBuilder]: For program point L1012-2(lines 1012 1022) no Hoare annotation was computed. [2021-10-13 01:02:01,207 INFO L857 garLoopResultBuilder]: For program point L1012-4(lines 1012 1022) no Hoare annotation was computed. [2021-10-13 01:02:01,207 INFO L857 garLoopResultBuilder]: For program point L715(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,207 INFO L857 garLoopResultBuilder]: For program point L715-1(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,207 INFO L857 garLoopResultBuilder]: For program point L715-2(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,207 INFO L857 garLoopResultBuilder]: For program point L715-3(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,207 INFO L857 garLoopResultBuilder]: For program point L715-4(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,208 INFO L857 garLoopResultBuilder]: For program point L715-5(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,208 INFO L857 garLoopResultBuilder]: For program point L715-6(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,208 INFO L857 garLoopResultBuilder]: For program point L715-7(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,208 INFO L857 garLoopResultBuilder]: For program point L715-8(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,208 INFO L857 garLoopResultBuilder]: For program point L715-9(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,208 INFO L857 garLoopResultBuilder]: For program point L715-10(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,208 INFO L857 garLoopResultBuilder]: For program point L715-11(lines 715 721) no Hoare annotation was computed. [2021-10-13 01:02:01,209 INFO L857 garLoopResultBuilder]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2021-10-13 01:02:01,209 INFO L857 garLoopResultBuilder]: For program point L1013-2(lines 1013 1019) no Hoare annotation was computed. [2021-10-13 01:02:01,209 INFO L857 garLoopResultBuilder]: For program point L1013-4(lines 1013 1019) no Hoare annotation was computed. [2021-10-13 01:02:01,209 INFO L857 garLoopResultBuilder]: For program point L782(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,209 INFO L857 garLoopResultBuilder]: For program point L782-1(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,209 INFO L857 garLoopResultBuilder]: For program point L782-2(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,209 INFO L857 garLoopResultBuilder]: For program point L782-3(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,210 INFO L857 garLoopResultBuilder]: For program point L650(lines 650 654) no Hoare annotation was computed. [2021-10-13 01:02:01,210 INFO L857 garLoopResultBuilder]: For program point L782-4(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,210 INFO L853 garLoopResultBuilder]: At program point L617(lines 568 618) the Hoare annotation is: false [2021-10-13 01:02:01,210 INFO L857 garLoopResultBuilder]: For program point L782-5(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,210 INFO L857 garLoopResultBuilder]: For program point L782-6(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,210 INFO L857 garLoopResultBuilder]: For program point L782-7(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,210 INFO L857 garLoopResultBuilder]: For program point L782-8(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,211 INFO L857 garLoopResultBuilder]: For program point L782-9(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,211 INFO L857 garLoopResultBuilder]: For program point L782-10(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,211 INFO L857 garLoopResultBuilder]: For program point L782-11(lines 782 799) no Hoare annotation was computed. [2021-10-13 01:02:01,211 INFO L853 garLoopResultBuilder]: At program point L750(lines 746 768) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 (= ~pumpRunning~0 1)) (and .cse0 .cse3 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse3 .cse1 .cse2))) [2021-10-13 01:02:01,211 INFO L853 garLoopResultBuilder]: At program point L750-1(lines 746 768) the Hoare annotation is: false [2021-10-13 01:02:01,211 INFO L853 garLoopResultBuilder]: At program point L750-2(lines 746 768) the Hoare annotation is: false [2021-10-13 01:02:01,212 INFO L853 garLoopResultBuilder]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2021-10-13 01:02:01,212 INFO L857 garLoopResultBuilder]: For program point L553(line 553) no Hoare annotation was computed. [2021-10-13 01:02:01,212 INFO L857 garLoopResultBuilder]: For program point L553-1(line 553) no Hoare annotation was computed. [2021-10-13 01:02:01,212 INFO L857 garLoopResultBuilder]: For program point L553-2(line 553) no Hoare annotation was computed. [2021-10-13 01:02:01,212 INFO L857 garLoopResultBuilder]: For program point L421(line 421) no Hoare annotation was computed. [2021-10-13 01:02:01,212 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 01:02:01,212 INFO L857 garLoopResultBuilder]: For program point L786(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,213 INFO L857 garLoopResultBuilder]: For program point L786-1(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,213 INFO L853 garLoopResultBuilder]: At program point L720(lines 711 724) the Hoare annotation is: false [2021-10-13 01:02:01,213 INFO L857 garLoopResultBuilder]: For program point L786-2(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,213 INFO L853 garLoopResultBuilder]: At program point L720-1(lines 711 724) the Hoare annotation is: false [2021-10-13 01:02:01,213 INFO L857 garLoopResultBuilder]: For program point L786-3(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,213 INFO L853 garLoopResultBuilder]: At program point L720-2(lines 711 724) the Hoare annotation is: false [2021-10-13 01:02:01,213 INFO L857 garLoopResultBuilder]: For program point L786-4(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,214 INFO L853 garLoopResultBuilder]: At program point L720-3(lines 711 724) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2) (and .cse0 .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2))) [2021-10-13 01:02:01,214 INFO L857 garLoopResultBuilder]: For program point L786-5(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,214 INFO L853 garLoopResultBuilder]: At program point L720-4(lines 711 724) the Hoare annotation is: false [2021-10-13 01:02:01,214 INFO L857 garLoopResultBuilder]: For program point L786-6(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,214 INFO L853 garLoopResultBuilder]: At program point L720-5(lines 711 724) the Hoare annotation is: false [2021-10-13 01:02:01,214 INFO L857 garLoopResultBuilder]: For program point L786-7(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,215 INFO L853 garLoopResultBuilder]: At program point L720-6(lines 711 724) the Hoare annotation is: false [2021-10-13 01:02:01,215 INFO L857 garLoopResultBuilder]: For program point L786-8(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,215 INFO L853 garLoopResultBuilder]: At program point L720-7(lines 711 724) the Hoare annotation is: false [2021-10-13 01:02:01,215 INFO L857 garLoopResultBuilder]: For program point L786-9(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,215 INFO L853 garLoopResultBuilder]: At program point L720-8(lines 711 724) the Hoare annotation is: false [2021-10-13 01:02:01,215 INFO L857 garLoopResultBuilder]: For program point L786-10(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,215 INFO L853 garLoopResultBuilder]: At program point L720-9(lines 711 724) the Hoare annotation is: false [2021-10-13 01:02:01,216 INFO L857 garLoopResultBuilder]: For program point L786-11(lines 786 794) no Hoare annotation was computed. [2021-10-13 01:02:01,216 INFO L853 garLoopResultBuilder]: At program point L720-10(lines 711 724) the Hoare annotation is: false [2021-10-13 01:02:01,216 INFO L853 garLoopResultBuilder]: At program point L720-11(lines 711 724) the Hoare annotation is: false [2021-10-13 01:02:01,216 INFO L857 garLoopResultBuilder]: For program point L589(lines 589 595) no Hoare annotation was computed. [2021-10-13 01:02:01,216 INFO L853 garLoopResultBuilder]: At program point L589-1(lines 589 595) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-10-13 01:02:01,216 INFO L857 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-10-13 01:02:01,217 INFO L857 garLoopResultBuilder]: For program point L424-1(lines 424 428) no Hoare annotation was computed. [2021-10-13 01:02:01,217 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 01:02:01,217 INFO L853 garLoopResultBuilder]: At program point L887(lines 882 890) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (or .cse1 (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse4) (and .cse0 (= ~pumpRunning~0 0) .cse5 (= |ULTIMATE.start_isPumpRunning_#res| 0))))) [2021-10-13 01:02:01,217 INFO L853 garLoopResultBuilder]: At program point L887-1(lines 882 890) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-10-13 01:02:01,217 INFO L853 garLoopResultBuilder]: At program point L887-2(lines 882 890) the Hoare annotation is: false [2021-10-13 01:02:01,217 INFO L853 garLoopResultBuilder]: At program point L887-3(lines 882 890) the Hoare annotation is: false [2021-10-13 01:02:01,218 INFO L853 garLoopResultBuilder]: At program point L887-4(lines 882 890) the Hoare annotation is: false [2021-10-13 01:02:01,218 INFO L853 garLoopResultBuilder]: At program point L887-5(lines 882 890) the Hoare annotation is: false [2021-10-13 01:02:01,218 INFO L853 garLoopResultBuilder]: At program point L987(lines 982 989) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 01:02:01,218 INFO L857 garLoopResultBuilder]: For program point L955(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,218 INFO L857 garLoopResultBuilder]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,218 INFO L857 garLoopResultBuilder]: For program point L955-3(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,219 INFO L857 garLoopResultBuilder]: For program point L955-5(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,219 INFO L853 garLoopResultBuilder]: At program point L757(lines 757 763) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-10-13 01:02:01,219 INFO L857 garLoopResultBuilder]: For program point L955-6(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,219 INFO L853 garLoopResultBuilder]: At program point L757-1(lines 757 763) the Hoare annotation is: false [2021-10-13 01:02:01,219 INFO L857 garLoopResultBuilder]: For program point L955-8(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,219 INFO L853 garLoopResultBuilder]: At program point L757-2(lines 757 763) the Hoare annotation is: false [2021-10-13 01:02:01,220 INFO L857 garLoopResultBuilder]: For program point L955-9(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,220 INFO L857 garLoopResultBuilder]: For program point L955-11(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,220 INFO L857 garLoopResultBuilder]: For program point L955-12(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,220 INFO L857 garLoopResultBuilder]: For program point L955-14(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,220 INFO L857 garLoopResultBuilder]: For program point L955-15(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,220 INFO L857 garLoopResultBuilder]: For program point L955-17(lines 955 959) no Hoare annotation was computed. [2021-10-13 01:02:01,220 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 01:02:01,221 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2021-10-13 01:02:01,221 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 666) no Hoare annotation was computed. [2021-10-13 01:02:01,225 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:02:01,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:02:01 BoogieIcfgContainer [2021-10-13 01:02:01,252 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:02:01,252 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:02:01,252 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:02:01,253 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:02:01,253 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:01:53" (3/4) ... [2021-10-13 01:02:01,256 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:02:01,279 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 01:02:01,281 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 01:02:01,283 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 01:02:01,285 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 01:02:01,287 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 01:02:01,288 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:02:01,290 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:02:01,315 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 [2021-10-13 01:02:01,315 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-10-13 01:02:01,315 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-10-13 01:02:01,316 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 2) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-13 01:02:01,316 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-13 01:02:01,317 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-13 01:02:01,317 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || ((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) [2021-10-13 01:02:01,318 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) [2021-10-13 01:02:01,318 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) [2021-10-13 01:02:01,318 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-13 01:02:01,319 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-13 01:02:01,320 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && 2 == waterLevel) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-13 01:02:01,321 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-13 01:02:01,322 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-13 01:02:01,322 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) [2021-10-13 01:02:01,323 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 01:02:01,325 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && !(0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) [2021-10-13 01:02:01,326 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-13 01:02:01,328 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-13 01:02:01,435 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:02:01,436 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:02:01,437 INFO L168 Benchmark]: Toolchain (without parser) took 9856.03 ms. Allocated memory was 111.1 MB in the beginning and 172.0 MB in the end (delta: 60.8 MB). Free memory was 73.8 MB in the beginning and 54.0 MB in the end (delta: 19.8 MB). Peak memory consumption was 80.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:01,438 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 111.1 MB. Free memory was 82.7 MB in the beginning and 82.6 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:02:01,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 556.46 ms. Allocated memory is still 111.1 MB. Free memory was 73.8 MB in the beginning and 76.9 MB in the end (delta: -3.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:01,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.12 ms. Allocated memory is still 111.1 MB. Free memory was 76.9 MB in the beginning and 71.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:01,439 INFO L168 Benchmark]: Boogie Preprocessor took 131.40 ms. Allocated memory is still 111.1 MB. Free memory was 71.7 MB in the beginning and 68.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:01,440 INFO L168 Benchmark]: RCFGBuilder took 1205.96 ms. Allocated memory was 111.1 MB in the beginning and 142.6 MB in the end (delta: 31.5 MB). Free memory was 68.5 MB in the beginning and 89.9 MB in the end (delta: -21.4 MB). Peak memory consumption was 37.9 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:01,440 INFO L168 Benchmark]: TraceAbstraction took 7673.11 ms. Allocated memory was 142.6 MB in the beginning and 172.0 MB in the end (delta: 29.4 MB). Free memory was 89.9 MB in the beginning and 70.8 MB in the end (delta: 19.1 MB). Peak memory consumption was 76.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:01,440 INFO L168 Benchmark]: Witness Printer took 183.34 ms. Allocated memory is still 172.0 MB. Free memory was 69.8 MB in the beginning and 54.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:01,443 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 111.1 MB. Free memory was 82.7 MB in the beginning and 82.6 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 556.46 ms. Allocated memory is still 111.1 MB. Free memory was 73.8 MB in the beginning and 76.9 MB in the end (delta: -3.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.12 ms. Allocated memory is still 111.1 MB. Free memory was 76.9 MB in the beginning and 71.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 131.40 ms. Allocated memory is still 111.1 MB. Free memory was 71.7 MB in the beginning and 68.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1205.96 ms. Allocated memory was 111.1 MB in the beginning and 142.6 MB in the end (delta: 31.5 MB). Free memory was 68.5 MB in the beginning and 89.9 MB in the end (delta: -21.4 MB). Peak memory consumption was 37.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7673.11 ms. Allocated memory was 142.6 MB in the beginning and 172.0 MB in the end (delta: 29.4 MB). Free memory was 89.9 MB in the beginning and 70.8 MB in the end (delta: 19.1 MB). Peak memory consumption was 76.4 MB. Max. memory is 16.1 GB. * Witness Printer took 183.34 ms. Allocated memory is still 172.0 MB. Free memory was 69.8 MB in the beginning and 54.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 553]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 553]: 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, 200 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 7577.7ms, OverallIterations: 10, TraceHistogramMax: 2, EmptinessCheckTime: 31.6ms, AutomataDifference: 1417.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 3820.7ms, InitialAbstractionConstructionTime: 16.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1422 SDtfs, 1931 SDslu, 2271 SDs, 0 SdLazy, 357 SolverSat, 107 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 657.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 225.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=290occurred in iteration=9, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 234.6ms AutomataMinimizationTime, 10 MinimizatonAttempts, 775 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 231 NumberOfFragments, 921 HoareAnnotationTreeSize, 75 FomulaSimplifications, 30884 FormulaSimplificationTreeSizeReduction, 974.9ms HoareSimplificationTime, 75 FomulaSimplificationsInter, 82201 FormulaSimplificationTreeSizeReductionInter, 2825.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 84.0ms SsaConstructionTime, 445.3ms SatisfiabilityAnalysisTime, 969.2ms InterpolantComputationTime, 390 NumberOfCodeBlocks, 390 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 379 ConstructedInterpolants, 0 QuantifiedInterpolants, 813 SizeOfPredicates, 3 NumberOfNonLiveVariables, 462 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && 2 == waterLevel) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 982]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && !(0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || ((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 2) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 01:02:01,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51334e7-3274-4d61-a843-d9325a763727/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...