./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg --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 3cfb2febd3006e73b0e8309478193e665e2e7ddd381dfad7d5652117e74962c4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:49:45,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:49:45,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:49:45,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:49:45,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:49:45,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:49:45,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:49:45,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:49:45,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:49:45,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:49:45,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:49:45,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:49:45,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:49:45,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:49:45,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:49:45,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:49:45,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:49:45,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:49:45,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:49:45,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:49:45,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:49:45,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:49:45,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:49:45,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:49:45,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:49:45,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:49:45,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:49:45,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:49:45,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:49:45,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:49:45,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:49:45,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:49:45,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:49:45,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:49:45,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:49:45,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:49:45,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:49:45,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:49:45,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:49:45,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:49:45,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:49:45,296 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 08:49:45,324 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:49:45,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:49:45,326 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:49:45,327 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:49:45,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:49:45,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:49:45,330 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:49:45,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:49:45,330 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:49:45,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:49:45,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:49:45,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:49:45,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:49:45,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:49:45,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:49:45,333 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:49:45,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:49:45,333 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:49:45,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:49:45,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:49:45,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:49:45,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:49:45,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:49:45,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:49:45,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:49:45,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:49:45,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:49:45,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:49:45,336 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:49:45,336 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:49:45,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:49:45,336 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:49:45,337 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_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cfb2febd3006e73b0e8309478193e665e2e7ddd381dfad7d5652117e74962c4 [2021-10-28 08:49:45,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:49:45,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:49:45,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:49:45,618 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:49:45,619 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:49:45,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2021-10-28 08:49:45,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/data/24850ccb7/ef310b5719144494bcfc8dccd23f5dbd/FLAG288ef17b8 [2021-10-28 08:49:46,355 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:49:46,356 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2021-10-28 08:49:46,371 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/data/24850ccb7/ef310b5719144494bcfc8dccd23f5dbd/FLAG288ef17b8 [2021-10-28 08:49:46,650 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/data/24850ccb7/ef310b5719144494bcfc8dccd23f5dbd [2021-10-28 08:49:46,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:49:46,654 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:49:46,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:49:46,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:49:46,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:49:46,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:49:46" (1/1) ... [2021-10-28 08:49:46,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de32fb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:46, skipping insertion in model container [2021-10-28 08:49:46,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:49:46" (1/1) ... [2021-10-28 08:49:46,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:49:46,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:49:47,127 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_6c800ea7-3478-440f-9c2c-e2e60d179b4a/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c[13989,14002] [2021-10-28 08:49:47,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:49:47,194 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:49:47,309 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_6c800ea7-3478-440f-9c2c-e2e60d179b4a/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c[13989,14002] [2021-10-28 08:49:47,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:49:47,364 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:49:47,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47 WrapperNode [2021-10-28 08:49:47,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:49:47,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:49:47,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:49:47,369 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:49:47,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47" (1/1) ... [2021-10-28 08:49:47,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47" (1/1) ... [2021-10-28 08:49:47,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:49:47,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:49:47,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:49:47,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:49:47,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47" (1/1) ... [2021-10-28 08:49:47,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47" (1/1) ... [2021-10-28 08:49:47,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47" (1/1) ... [2021-10-28 08:49:47,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47" (1/1) ... [2021-10-28 08:49:47,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47" (1/1) ... [2021-10-28 08:49:47,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47" (1/1) ... [2021-10-28 08:49:47,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47" (1/1) ... [2021-10-28 08:49:47,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:49:47,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:49:47,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:49:47,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:49:47,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47" (1/1) ... [2021-10-28 08:49:47,567 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:49:47,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:49:47,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 08:49:47,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 08:49:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:49:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:49:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:49:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:49:48,774 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:49:48,774 INFO L299 CfgBuilder]: Removed 198 assume(true) statements. [2021-10-28 08:49:48,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:49:48 BoogieIcfgContainer [2021-10-28 08:49:48,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:49:48,780 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 08:49:48,780 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 08:49:48,792 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 08:49:48,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:49:46" (1/3) ... [2021-10-28 08:49:48,793 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@378a2f3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:49:48, skipping insertion in model container [2021-10-28 08:49:48,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:47" (2/3) ... [2021-10-28 08:49:48,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@378a2f3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:49:48, skipping insertion in model container [2021-10-28 08:49:48,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:49:48" (3/3) ... [2021-10-28 08:49:48,796 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product57.cil.c [2021-10-28 08:49:48,810 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 08:49:48,810 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 08:49:48,879 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 08:49:48,893 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 08:49:48,894 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 08:49:48,924 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:48,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 08:49:48,935 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:48,954 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:48,955 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:48,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:48,963 INFO L85 PathProgramCache]: Analyzing trace with hash -38817959, now seen corresponding path program 1 times [2021-10-28 08:49:48,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:48,975 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206903446] [2021-10-28 08:49:48,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:48,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:49,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:49,362 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:49,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206903446] [2021-10-28 08:49:49,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206903446] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:49,365 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:49,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:49:49,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839992861] [2021-10-28 08:49:49,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 08:49:49,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:49,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 08:49:49,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:49:49,406 INFO L87 Difference]: Start difference. First operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:49,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:49,485 INFO L93 Difference]: Finished difference Result 276 states and 413 transitions. [2021-10-28 08:49:49,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 08:49:49,487 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-28 08:49:49,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:49,505 INFO L225 Difference]: With dead ends: 276 [2021-10-28 08:49:49,510 INFO L226 Difference]: Without dead ends: 137 [2021-10-28 08:49:49,516 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:49:49,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-28 08:49:49,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-10-28 08:49:49,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 134 states have (on average 1.4776119402985075) internal successors, (198), 136 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:49,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 198 transitions. [2021-10-28 08:49:49,585 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 198 transitions. Word has length 18 [2021-10-28 08:49:49,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:49,587 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 198 transitions. [2021-10-28 08:49:49,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:49,587 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2021-10-28 08:49:49,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 08:49:49,589 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:49,589 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:49,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 08:49:49,590 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:49,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:49,591 INFO L85 PathProgramCache]: Analyzing trace with hash -949848712, now seen corresponding path program 1 times [2021-10-28 08:49:49,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:49,592 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806316438] [2021-10-28 08:49:49,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:49,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:49,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:49,754 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:49,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806316438] [2021-10-28 08:49:49,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806316438] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:49,755 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:49,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:49:49,756 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574220323] [2021-10-28 08:49:49,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:49:49,758 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:49,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:49:49,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:49:49,760 INFO L87 Difference]: Start difference. First operand 137 states and 198 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:49,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:49,804 INFO L93 Difference]: Finished difference Result 137 states and 198 transitions. [2021-10-28 08:49:49,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:49:49,805 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 08:49:49,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:49,807 INFO L225 Difference]: With dead ends: 137 [2021-10-28 08:49:49,808 INFO L226 Difference]: Without dead ends: 55 [2021-10-28 08:49:49,810 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:49:49,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-28 08:49:49,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-28 08:49:49,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.462962962962963) internal successors, (79), 54 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:49,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2021-10-28 08:49:49,825 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2021-10-28 08:49:49,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:49,826 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2021-10-28 08:49:49,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:49,827 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-10-28 08:49:49,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 08:49:49,829 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:49,830 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:49,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 08:49:49,830 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:49,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:49,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1573067069, now seen corresponding path program 1 times [2021-10-28 08:49:49,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:49,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151945426] [2021-10-28 08:49:49,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:49,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:49,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:49,993 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:49,993 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151945426] [2021-10-28 08:49:49,993 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151945426] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:49,994 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:49,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:49:49,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686709275] [2021-10-28 08:49:49,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:49:49,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:49,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:49:49,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:49:49,997 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:50,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:50,185 INFO L93 Difference]: Finished difference Result 104 states and 152 transitions. [2021-10-28 08:49:50,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:49:50,186 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 08:49:50,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:50,187 INFO L225 Difference]: With dead ends: 104 [2021-10-28 08:49:50,187 INFO L226 Difference]: Without dead ends: 55 [2021-10-28 08:49:50,188 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:49:50,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-28 08:49:50,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-28 08:49:50,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:50,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-10-28 08:49:50,197 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2021-10-28 08:49:50,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:50,198 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-10-28 08:49:50,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:50,198 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-10-28 08:49:50,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 08:49:50,200 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:50,200 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:50,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 08:49:50,201 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:50,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:50,202 INFO L85 PathProgramCache]: Analyzing trace with hash -630835270, now seen corresponding path program 1 times [2021-10-28 08:49:50,202 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:50,203 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151192699] [2021-10-28 08:49:50,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:50,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:50,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:50,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:50,272 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151192699] [2021-10-28 08:49:50,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151192699] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:50,272 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:50,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:49:50,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160697225] [2021-10-28 08:49:50,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:49:50,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:50,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:49:50,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:49:50,276 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:50,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:50,309 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2021-10-28 08:49:50,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:49:50,310 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-28 08:49:50,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:50,312 INFO L225 Difference]: With dead ends: 127 [2021-10-28 08:49:50,312 INFO L226 Difference]: Without dead ends: 78 [2021-10-28 08:49:50,313 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:49:50,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-10-28 08:49:50,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2021-10-28 08:49:50,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.4266666666666667) internal successors, (107), 75 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:50,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2021-10-28 08:49:50,334 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 26 [2021-10-28 08:49:50,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:50,335 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2021-10-28 08:49:50,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:50,336 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2021-10-28 08:49:50,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-28 08:49:50,337 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:50,337 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:50,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 08:49:50,338 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:50,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:50,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1446451218, now seen corresponding path program 1 times [2021-10-28 08:49:50,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:50,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547087593] [2021-10-28 08:49:50,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:50,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:50,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:50,527 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:50,527 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547087593] [2021-10-28 08:49:50,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547087593] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:50,528 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:50,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:49:50,528 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583534774] [2021-10-28 08:49:50,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:49:50,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:50,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:49:50,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:49:50,532 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:50,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:50,759 INFO L93 Difference]: Finished difference Result 381 states and 553 transitions. [2021-10-28 08:49:50,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 08:49:50,761 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-10-28 08:49:50,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:50,768 INFO L225 Difference]: With dead ends: 381 [2021-10-28 08:49:50,768 INFO L226 Difference]: Without dead ends: 311 [2021-10-28 08:49:50,772 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:49:50,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-10-28 08:49:50,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2021-10-28 08:49:50,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 122 states have (on average 1.3934426229508197) internal successors, (170), 122 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:50,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 170 transitions. [2021-10-28 08:49:50,800 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 170 transitions. Word has length 32 [2021-10-28 08:49:50,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:50,801 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 170 transitions. [2021-10-28 08:49:50,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:50,801 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2021-10-28 08:49:50,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 08:49:50,803 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:50,803 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:50,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 08:49:50,804 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:50,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:50,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1777469548, now seen corresponding path program 1 times [2021-10-28 08:49:50,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:50,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710091290] [2021-10-28 08:49:50,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:50,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:50,966 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:50,967 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710091290] [2021-10-28 08:49:50,967 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710091290] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:50,967 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:50,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:49:50,968 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097593805] [2021-10-28 08:49:50,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 08:49:50,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:50,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 08:49:50,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:49:50,970 INFO L87 Difference]: Start difference. First operand 123 states and 170 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:51,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:51,101 INFO L93 Difference]: Finished difference Result 254 states and 358 transitions. [2021-10-28 08:49:51,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 08:49:51,102 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-28 08:49:51,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:51,104 INFO L225 Difference]: With dead ends: 254 [2021-10-28 08:49:51,104 INFO L226 Difference]: Without dead ends: 184 [2021-10-28 08:49:51,105 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:49:51,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-10-28 08:49:51,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2021-10-28 08:49:51,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3944444444444444) internal successors, (251), 180 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:51,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 251 transitions. [2021-10-28 08:49:51,130 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 251 transitions. Word has length 33 [2021-10-28 08:49:51,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:51,131 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 251 transitions. [2021-10-28 08:49:51,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:51,132 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-10-28 08:49:51,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 08:49:51,133 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:51,134 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:51,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 08:49:51,134 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:51,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:51,135 INFO L85 PathProgramCache]: Analyzing trace with hash 766352298, now seen corresponding path program 1 times [2021-10-28 08:49:51,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:51,136 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138579153] [2021-10-28 08:49:51,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:51,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:51,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:51,208 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:51,208 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138579153] [2021-10-28 08:49:51,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138579153] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:51,209 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:51,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:49:51,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870408729] [2021-10-28 08:49:51,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 08:49:51,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:51,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 08:49:51,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:49:51,212 INFO L87 Difference]: Start difference. First operand 181 states and 251 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:51,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:51,284 INFO L93 Difference]: Finished difference Result 505 states and 712 transitions. [2021-10-28 08:49:51,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:49:51,285 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-28 08:49:51,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:51,288 INFO L225 Difference]: With dead ends: 505 [2021-10-28 08:49:51,288 INFO L226 Difference]: Without dead ends: 376 [2021-10-28 08:49:51,289 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:49:51,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-10-28 08:49:51,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 181. [2021-10-28 08:49:51,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3833333333333333) internal successors, (249), 180 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:51,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 249 transitions. [2021-10-28 08:49:51,315 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 249 transitions. Word has length 33 [2021-10-28 08:49:51,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:51,315 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 249 transitions. [2021-10-28 08:49:51,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:51,316 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-10-28 08:49:51,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 08:49:51,318 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:51,318 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:51,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 08:49:51,319 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:51,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:51,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1024517736, now seen corresponding path program 1 times [2021-10-28 08:49:51,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:51,320 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339995768] [2021-10-28 08:49:51,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:51,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:51,415 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:51,415 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339995768] [2021-10-28 08:49:51,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339995768] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:51,416 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:51,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 08:49:51,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3182565] [2021-10-28 08:49:51,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 08:49:51,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:51,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 08:49:51,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:49:51,419 INFO L87 Difference]: Start difference. First operand 181 states and 249 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:51,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:51,584 INFO L93 Difference]: Finished difference Result 634 states and 889 transitions. [2021-10-28 08:49:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 08:49:51,585 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-28 08:49:51,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:51,589 INFO L225 Difference]: With dead ends: 634 [2021-10-28 08:49:51,589 INFO L226 Difference]: Without dead ends: 459 [2021-10-28 08:49:51,590 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-28 08:49:51,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2021-10-28 08:49:51,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 190. [2021-10-28 08:49:51,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 189 states have (on average 1.3544973544973544) internal successors, (256), 189 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:51,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 256 transitions. [2021-10-28 08:49:51,650 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 256 transitions. Word has length 33 [2021-10-28 08:49:51,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:51,651 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 256 transitions. [2021-10-28 08:49:51,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:51,653 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2021-10-28 08:49:51,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 08:49:51,657 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:51,657 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:51,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 08:49:51,659 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:51,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:51,659 INFO L85 PathProgramCache]: Analyzing trace with hash 416532263, now seen corresponding path program 1 times [2021-10-28 08:49:51,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:51,660 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148618867] [2021-10-28 08:49:51,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:51,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:51,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:51,775 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:51,775 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148618867] [2021-10-28 08:49:51,775 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148618867] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:51,776 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:51,776 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:49:51,776 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481592480] [2021-10-28 08:49:51,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:49:51,777 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:51,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:49:51,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:49:51,779 INFO L87 Difference]: Start difference. First operand 190 states and 256 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 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) [2021-10-28 08:49:52,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:52,143 INFO L93 Difference]: Finished difference Result 1391 states and 1856 transitions. [2021-10-28 08:49:52,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-28 08:49:52,144 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 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 [2021-10-28 08:49:52,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:52,153 INFO L225 Difference]: With dead ends: 1391 [2021-10-28 08:49:52,153 INFO L226 Difference]: Without dead ends: 1207 [2021-10-28 08:49:52,159 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-28 08:49:52,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2021-10-28 08:49:52,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 360. [2021-10-28 08:49:52,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.3314763231197773) internal successors, (478), 359 states have internal predecessors, (478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:52,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2021-10-28 08:49:52,246 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 36 [2021-10-28 08:49:52,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:52,248 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2021-10-28 08:49:52,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 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) [2021-10-28 08:49:52,249 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2021-10-28 08:49:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 08:49:52,254 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:52,255 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:52,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 08:49:52,255 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:52,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:52,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1096590633, now seen corresponding path program 1 times [2021-10-28 08:49:52,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:52,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419109597] [2021-10-28 08:49:52,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:52,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:52,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:52,389 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:52,389 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419109597] [2021-10-28 08:49:52,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419109597] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:52,389 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:52,390 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:49:52,390 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149488732] [2021-10-28 08:49:52,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:49:52,392 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:52,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:49:52,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:49:52,394 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 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) [2021-10-28 08:49:52,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:52,650 INFO L93 Difference]: Finished difference Result 946 states and 1283 transitions. [2021-10-28 08:49:52,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 08:49:52,651 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 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 [2021-10-28 08:49:52,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:52,656 INFO L225 Difference]: With dead ends: 946 [2021-10-28 08:49:52,656 INFO L226 Difference]: Without dead ends: 592 [2021-10-28 08:49:52,657 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:49:52,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-10-28 08:49:52,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 306. [2021-10-28 08:49:52,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.2950819672131149) internal successors, (395), 305 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:52,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 395 transitions. [2021-10-28 08:49:52,716 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 395 transitions. Word has length 36 [2021-10-28 08:49:52,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:52,716 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 395 transitions. [2021-10-28 08:49:52,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 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) [2021-10-28 08:49:52,717 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 395 transitions. [2021-10-28 08:49:52,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 08:49:52,717 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:52,718 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:52,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 08:49:52,718 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:52,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:52,719 INFO L85 PathProgramCache]: Analyzing trace with hash 361452525, now seen corresponding path program 1 times [2021-10-28 08:49:52,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:52,722 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121785928] [2021-10-28 08:49:52,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:52,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:52,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:52,806 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:52,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121785928] [2021-10-28 08:49:52,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121785928] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:52,807 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:52,807 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:49:52,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364110454] [2021-10-28 08:49:52,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:49:52,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:52,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:49:52,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:49:52,811 INFO L87 Difference]: Start difference. First operand 306 states and 395 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:53,038 INFO L93 Difference]: Finished difference Result 745 states and 956 transitions. [2021-10-28 08:49:53,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 08:49:53,039 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-28 08:49:53,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:53,042 INFO L225 Difference]: With dead ends: 745 [2021-10-28 08:49:53,042 INFO L226 Difference]: Without dead ends: 445 [2021-10-28 08:49:53,043 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:49:53,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2021-10-28 08:49:53,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 286. [2021-10-28 08:49:53,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.256140350877193) internal successors, (358), 285 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 358 transitions. [2021-10-28 08:49:53,085 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 358 transitions. Word has length 37 [2021-10-28 08:49:53,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:53,086 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 358 transitions. [2021-10-28 08:49:53,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,086 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 358 transitions. [2021-10-28 08:49:53,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-28 08:49:53,087 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:53,088 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:53,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 08:49:53,088 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:53,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:53,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1002384948, now seen corresponding path program 1 times [2021-10-28 08:49:53,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:53,089 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906469561] [2021-10-28 08:49:53,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:53,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:53,156 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 08:49:53,156 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:53,157 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906469561] [2021-10-28 08:49:53,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906469561] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:53,157 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:53,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:49:53,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183214154] [2021-10-28 08:49:53,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:49:53,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:53,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:49:53,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:49:53,159 INFO L87 Difference]: Start difference. First operand 286 states and 358 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:53,261 INFO L93 Difference]: Finished difference Result 661 states and 831 transitions. [2021-10-28 08:49:53,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:49:53,262 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-10-28 08:49:53,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:53,272 INFO L225 Difference]: With dead ends: 661 [2021-10-28 08:49:53,272 INFO L226 Difference]: Without dead ends: 381 [2021-10-28 08:49:53,273 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:49:53,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2021-10-28 08:49:53,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 286. [2021-10-28 08:49:53,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.2421052631578948) internal successors, (354), 285 states have internal predecessors, (354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 354 transitions. [2021-10-28 08:49:53,317 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 354 transitions. Word has length 55 [2021-10-28 08:49:53,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:53,319 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 354 transitions. [2021-10-28 08:49:53,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,320 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 354 transitions. [2021-10-28 08:49:53,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-28 08:49:53,321 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:53,321 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:53,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 08:49:53,322 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:53,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:53,322 INFO L85 PathProgramCache]: Analyzing trace with hash 158379446, now seen corresponding path program 1 times [2021-10-28 08:49:53,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:53,323 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798159780] [2021-10-28 08:49:53,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:53,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:53,395 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 08:49:53,396 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:53,396 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798159780] [2021-10-28 08:49:53,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798159780] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:53,397 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:53,397 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:49:53,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050499111] [2021-10-28 08:49:53,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 08:49:53,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:53,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 08:49:53,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:49:53,399 INFO L87 Difference]: Start difference. First operand 286 states and 354 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:53,471 INFO L93 Difference]: Finished difference Result 608 states and 763 transitions. [2021-10-28 08:49:53,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 08:49:53,472 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-10-28 08:49:53,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:53,475 INFO L225 Difference]: With dead ends: 608 [2021-10-28 08:49:53,475 INFO L226 Difference]: Without dead ends: 328 [2021-10-28 08:49:53,476 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:49:53,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-10-28 08:49:53,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 244. [2021-10-28 08:49:53,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2469135802469136) internal successors, (303), 243 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) [2021-10-28 08:49:53,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 303 transitions. [2021-10-28 08:49:53,514 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 303 transitions. Word has length 55 [2021-10-28 08:49:53,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:53,514 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 303 transitions. [2021-10-28 08:49:53,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,515 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2021-10-28 08:49:53,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 08:49:53,516 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:53,516 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:53,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 08:49:53,517 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:53,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:53,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1927838086, now seen corresponding path program 1 times [2021-10-28 08:49:53,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:53,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633944240] [2021-10-28 08:49:53,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:53,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:53,576 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:49:53,576 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:53,576 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633944240] [2021-10-28 08:49:53,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633944240] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:53,577 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:53,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:49:53,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445827054] [2021-10-28 08:49:53,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:49:53,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:53,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:49:53,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:49:53,579 INFO L87 Difference]: Start difference. First operand 244 states and 303 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:53,682 INFO L93 Difference]: Finished difference Result 622 states and 772 transitions. [2021-10-28 08:49:53,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 08:49:53,683 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 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 56 [2021-10-28 08:49:53,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:53,686 INFO L225 Difference]: With dead ends: 622 [2021-10-28 08:49:53,686 INFO L226 Difference]: Without dead ends: 384 [2021-10-28 08:49:53,687 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:49:53,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-10-28 08:49:53,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 244. [2021-10-28 08:49:53,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2304526748971194) internal successors, (299), 243 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2021-10-28 08:49:53,722 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 56 [2021-10-28 08:49:53,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:53,722 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2021-10-28 08:49:53,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,723 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2021-10-28 08:49:53,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-28 08:49:53,724 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:53,724 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:53,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 08:49:53,725 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:53,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:53,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1671822983, now seen corresponding path program 1 times [2021-10-28 08:49:53,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:53,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853703658] [2021-10-28 08:49:53,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:53,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:53,807 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 08:49:53,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:53,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853703658] [2021-10-28 08:49:53,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853703658] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:49:53,808 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:49:53,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:49:53,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872145774] [2021-10-28 08:49:53,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:49:53,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:53,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:49:53,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:49:53,810 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:53,877 INFO L93 Difference]: Finished difference Result 514 states and 643 transitions. [2021-10-28 08:49:53,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:49:53,878 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-10-28 08:49:53,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:53,880 INFO L225 Difference]: With dead ends: 514 [2021-10-28 08:49:53,881 INFO L226 Difference]: Without dead ends: 326 [2021-10-28 08:49:53,883 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:49:53,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2021-10-28 08:49:53,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 250. [2021-10-28 08:49:53,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2248995983935742) internal successors, (305), 249 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 305 transitions. [2021-10-28 08:49:53,918 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 305 transitions. Word has length 58 [2021-10-28 08:49:53,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:53,918 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 305 transitions. [2021-10-28 08:49:53,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:53,918 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 305 transitions. [2021-10-28 08:49:53,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-28 08:49:53,919 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:49:53,920 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:49:53,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 08:49:53,920 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:49:53,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:49:53,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1929988421, now seen corresponding path program 1 times [2021-10-28 08:49:53,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:49:53,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535348623] [2021-10-28 08:49:53,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:53,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:49:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:54,046 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 08:49:54,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:49:54,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535348623] [2021-10-28 08:49:54,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535348623] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:49:54,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [34964421] [2021-10-28 08:49:54,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:49:54,050 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:49:54,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:49:54,057 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 08:49:54,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 08:49:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:49:54,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 08:49:54,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:49:54,501 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 08:49:54,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [34964421] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:49:54,502 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 08:49:54,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-10-28 08:49:54,503 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358363453] [2021-10-28 08:49:54,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 08:49:54,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:49:54,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 08:49:54,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:49:54,505 INFO L87 Difference]: Start difference. First operand 250 states and 305 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:54,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:49:54,771 INFO L93 Difference]: Finished difference Result 863 states and 1076 transitions. [2021-10-28 08:49:54,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 08:49:54,771 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-10-28 08:49:54,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:49:54,772 INFO L225 Difference]: With dead ends: 863 [2021-10-28 08:49:54,772 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 08:49:54,774 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-10-28 08:49:54,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 08:49:54,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 08:49:54,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:54,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 08:49:54,775 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2021-10-28 08:49:54,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:49:54,776 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:49:54,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:49:54,776 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:49:54,776 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 08:49:54,779 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:49:54,780 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:49:54,780 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:49:54,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 08:49:55,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:49:55,003 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 08:49:55,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:55,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:56,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:56,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:56,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:56,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:57,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:57,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:57,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:57,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:57,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:57,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:57,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:57,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:57,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:57,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:57,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:58,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:59,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:59,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:59,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:49:59,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:50:08,982 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 605) no Hoare annotation was computed. [2021-10-28 08:50:08,983 INFO L853 garLoopResultBuilder]: At program point L499(lines 494 502) the Hoare annotation is: (let ((.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse5 (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) .cse6 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8) (and .cse9 .cse0 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse10 .cse5 .cse6 .cse7) (and .cse9 .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~5 0) .cse10 .cse5 .cse6 .cse7 .cse8))) [2021-10-28 08:50:08,983 INFO L853 garLoopResultBuilder]: At program point L499-1(lines 494 502) the Hoare annotation is: false [2021-10-28 08:50:08,983 INFO L853 garLoopResultBuilder]: At program point L499-2(lines 494 502) the Hoare annotation is: false [2021-10-28 08:50:08,983 INFO L853 garLoopResultBuilder]: At program point L467(lines 462 470) the Hoare annotation is: false [2021-10-28 08:50:08,983 INFO L853 garLoopResultBuilder]: At program point L467-1(lines 462 470) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11))) [2021-10-28 08:50:08,984 INFO L853 garLoopResultBuilder]: At program point L467-2(lines 462 470) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse12 (<= 2 ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 1)) (.cse13 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse15 (<= ~waterLevel~0 2)) (.cse16 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse17 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse18 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse19 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse12 .cse13 .cse14 .cse4 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7 .cse9) (and .cse0 .cse1 .cse12 .cse13 .cse14 .cse4 .cse5 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 .cse8 .cse9) (and .cse0 .cse19 .cse13 .cse14 .cse4 .cse5 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 .cse8) (and .cse0 .cse19 .cse10 .cse11 .cse3 .cse4 .cse6 .cse7) (and .cse0 .cse19 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-28 08:50:08,984 INFO L853 garLoopResultBuilder]: At program point L467-3(lines 462 470) the Hoare annotation is: false [2021-10-28 08:50:08,984 INFO L853 garLoopResultBuilder]: At program point L467-4(lines 462 470) the Hoare annotation is: false [2021-10-28 08:50:08,984 INFO L853 garLoopResultBuilder]: At program point L467-5(lines 462 470) the Hoare annotation is: false [2021-10-28 08:50:08,985 INFO L853 garLoopResultBuilder]: At program point L467-6(lines 462 470) the Hoare annotation is: false [2021-10-28 08:50:08,985 INFO L853 garLoopResultBuilder]: At program point L467-7(lines 462 470) the Hoare annotation is: false [2021-10-28 08:50:08,985 INFO L853 garLoopResultBuilder]: At program point L467-8(lines 462 470) the Hoare annotation is: false [2021-10-28 08:50:08,985 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,986 INFO L857 garLoopResultBuilder]: For program point L799-2(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,986 INFO L857 garLoopResultBuilder]: For program point L799-3(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,986 INFO L857 garLoopResultBuilder]: For program point L799-5(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,986 INFO L857 garLoopResultBuilder]: For program point L799-6(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,986 INFO L857 garLoopResultBuilder]: For program point L799-8(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,986 INFO L857 garLoopResultBuilder]: For program point L799-9(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,987 INFO L857 garLoopResultBuilder]: For program point L799-11(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,987 INFO L857 garLoopResultBuilder]: For program point L799-12(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,987 INFO L857 garLoopResultBuilder]: For program point L799-14(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,987 INFO L857 garLoopResultBuilder]: For program point L799-15(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,987 INFO L857 garLoopResultBuilder]: For program point L799-17(lines 799 803) no Hoare annotation was computed. [2021-10-28 08:50:08,988 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 605) no Hoare annotation was computed. [2021-10-28 08:50:08,988 INFO L857 garLoopResultBuilder]: For program point L605(line 605) no Hoare annotation was computed. [2021-10-28 08:50:08,988 INFO L857 garLoopResultBuilder]: For program point L605-1(line 605) no Hoare annotation was computed. [2021-10-28 08:50:08,988 INFO L857 garLoopResultBuilder]: For program point L605-2(line 605) no Hoare annotation was computed. [2021-10-28 08:50:08,989 INFO L857 garLoopResultBuilder]: For program point L870(lines 870 881) no Hoare annotation was computed. [2021-10-28 08:50:08,989 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 513) no Hoare annotation was computed. [2021-10-28 08:50:08,989 INFO L857 garLoopResultBuilder]: For program point L507-1(lines 507 513) no Hoare annotation was computed. [2021-10-28 08:50:08,989 INFO L857 garLoopResultBuilder]: For program point L507-2(lines 507 513) no Hoare annotation was computed. [2021-10-28 08:50:08,989 INFO L857 garLoopResultBuilder]: For program point L507-3(lines 507 513) no Hoare annotation was computed. [2021-10-28 08:50:08,990 INFO L857 garLoopResultBuilder]: For program point L507-4(lines 507 513) no Hoare annotation was computed. [2021-10-28 08:50:08,990 INFO L857 garLoopResultBuilder]: For program point L507-5(lines 507 513) no Hoare annotation was computed. [2021-10-28 08:50:08,990 INFO L853 garLoopResultBuilder]: At program point L805(lines 790 808) the Hoare annotation is: false [2021-10-28 08:50:08,990 INFO L853 garLoopResultBuilder]: At program point L805-1(lines 790 808) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 1)) (.cse5 (<= ~waterLevel~0 1)) (.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse14 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse12 (not .cse6)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse8 (= 1 ~systemActive~0)) (.cse15 (<= ~waterLevel~0 2)) (.cse16 (not .cse1)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse17 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse11 .cse12 .cse13 .cse8 .cse14 .cse15 .cse16 .cse9 .cse17 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse14 .cse9 .cse10) (and .cse0 .cse2 .cse4 .cse11 .cse12 .cse13 .cse8 .cse15 .cse16 .cse9 .cse17 .cse10)))) [2021-10-28 08:50:08,991 INFO L853 garLoopResultBuilder]: At program point L805-2(lines 790 808) the Hoare annotation is: false [2021-10-28 08:50:08,991 INFO L853 garLoopResultBuilder]: At program point L805-3(lines 790 808) the Hoare annotation is: false [2021-10-28 08:50:08,991 INFO L853 garLoopResultBuilder]: At program point L805-4(lines 790 808) the Hoare annotation is: false [2021-10-28 08:50:08,991 INFO L853 garLoopResultBuilder]: At program point L805-5(lines 790 808) the Hoare annotation is: false [2021-10-28 08:50:08,991 INFO L857 garLoopResultBuilder]: For program point L442(lines 442 446) no Hoare annotation was computed. [2021-10-28 08:50:08,992 INFO L853 garLoopResultBuilder]: At program point L906-2(lines 906 920) the Hoare annotation is: false [2021-10-28 08:50:08,992 INFO L853 garLoopResultBuilder]: At program point L741(lines 734 744) the Hoare annotation is: false [2021-10-28 08:50:08,992 INFO L853 garLoopResultBuilder]: At program point L741-1(lines 734 744) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) [2021-10-28 08:50:08,992 INFO L853 garLoopResultBuilder]: At program point L741-2(lines 734 744) the Hoare annotation is: false [2021-10-28 08:50:08,993 INFO L853 garLoopResultBuilder]: At program point L741-3(lines 734 744) the Hoare annotation is: false [2021-10-28 08:50:08,993 INFO L853 garLoopResultBuilder]: At program point L741-4(lines 734 744) the Hoare annotation is: false [2021-10-28 08:50:08,993 INFO L857 garLoopResultBuilder]: For program point L576(lines 576 596) no Hoare annotation was computed. [2021-10-28 08:50:08,993 INFO L853 garLoopResultBuilder]: At program point L741-5(lines 734 744) the Hoare annotation is: false [2021-10-28 08:50:08,993 INFO L857 garLoopResultBuilder]: For program point L576-2(lines 576 596) no Hoare annotation was computed. [2021-10-28 08:50:08,993 INFO L857 garLoopResultBuilder]: For program point L576-4(lines 576 596) no Hoare annotation was computed. [2021-10-28 08:50:08,993 INFO L857 garLoopResultBuilder]: For program point L907(line 907) no Hoare annotation was computed. [2021-10-28 08:50:08,993 INFO L857 garLoopResultBuilder]: For program point L841(lines 840 885) no Hoare annotation was computed. [2021-10-28 08:50:08,994 INFO L857 garLoopResultBuilder]: For program point L842(lines 842 846) no Hoare annotation was computed. [2021-10-28 08:50:08,994 INFO L853 garLoopResultBuilder]: At program point L512(lines 503 516) the Hoare annotation is: false [2021-10-28 08:50:08,994 INFO L853 garLoopResultBuilder]: At program point L512-1(lines 503 516) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse4 .cse5 .cse9 .cse6 .cse10 .cse7) (and .cse0 .cse1 .cse11 .cse8 .cse4 .cse9 .cse6 .cse10 .cse7) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7))) [2021-10-28 08:50:08,994 INFO L853 garLoopResultBuilder]: At program point L512-2(lines 503 516) the Hoare annotation is: false [2021-10-28 08:50:08,994 INFO L853 garLoopResultBuilder]: At program point L512-3(lines 503 516) the Hoare annotation is: false [2021-10-28 08:50:08,994 INFO L853 garLoopResultBuilder]: At program point L512-4(lines 503 516) the Hoare annotation is: false [2021-10-28 08:50:08,994 INFO L853 garLoopResultBuilder]: At program point L512-5(lines 503 516) the Hoare annotation is: false [2021-10-28 08:50:08,994 INFO L857 garLoopResultBuilder]: For program point L876(lines 876 880) no Hoare annotation was computed. [2021-10-28 08:50:08,994 INFO L857 garLoopResultBuilder]: For program point L876-2(lines 621 627) no Hoare annotation was computed. [2021-10-28 08:50:08,994 INFO L857 garLoopResultBuilder]: For program point L910(lines 910 914) no Hoare annotation was computed. [2021-10-28 08:50:08,995 INFO L857 garLoopResultBuilder]: For program point L910-1(lines 621 627) no Hoare annotation was computed. [2021-10-28 08:50:08,995 INFO L857 garLoopResultBuilder]: For program point L679(lines 679 696) no Hoare annotation was computed. [2021-10-28 08:50:08,995 INFO L857 garLoopResultBuilder]: For program point L679-1(lines 679 696) no Hoare annotation was computed. [2021-10-28 08:50:08,995 INFO L857 garLoopResultBuilder]: For program point L679-2(lines 679 696) no Hoare annotation was computed. [2021-10-28 08:50:08,995 INFO L857 garLoopResultBuilder]: For program point L977(lines 977 984) no Hoare annotation was computed. [2021-10-28 08:50:08,995 INFO L860 garLoopResultBuilder]: At program point L977-1(lines 977 984) the Hoare annotation is: true [2021-10-28 08:50:08,995 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 08:50:08,995 INFO L857 garLoopResultBuilder]: For program point L582(lines 582 595) no Hoare annotation was computed. [2021-10-28 08:50:08,995 INFO L853 garLoopResultBuilder]: At program point L582-1(lines 1 989) the Hoare annotation is: (let ((.cse5 (<= 2 ~waterLevel~0)) (.cse6 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse17 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse21 (= ~methaneLevelCritical~0 1)) (.cse22 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse23 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1)) (.cse15 (= ~pumpRunning~0 1)) (.cse16 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse20 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse18 (<= ~waterLevel~0 1)) (.cse8 (= 1 ~systemActive~0)) (.cse11 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse14 (= ULTIMATE.start_main_~tmp~10 1)) (.cse19 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse15) (and .cse16 .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse18 .cse8 .cse11 .cse14 .cse19 .cse15) (and .cse0 .cse20 .cse18 .cse8 .cse21 .cse11 .cse14 .cse22 .cse23) (and .cse0 .cse1 .cse5 .cse6 .cse7 .cse8 .cse21 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse22 .cse23 .cse15) (and .cse0 .cse20 .cse4 .cse8 .cse11 .cse14 (= ~waterLevel~0 1)) (and .cse0 .cse20 .cse6 .cse7 .cse8 .cse21 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse22 .cse23) (and .cse0 .cse1 .cse17 .cse18 .cse8 .cse21 .cse11 .cse14 .cse22 .cse23 .cse15) (and .cse16 .cse0 .cse20 .cse2 .cse3 .cse4 .cse18 .cse8 .cse11 .cse14 .cse19))) [2021-10-28 08:50:08,996 INFO L857 garLoopResultBuilder]: For program point L582-2(lines 582 595) no Hoare annotation was computed. [2021-10-28 08:50:08,996 INFO L853 garLoopResultBuilder]: At program point L582-3(lines 1 989) the Hoare annotation is: false [2021-10-28 08:50:08,996 INFO L857 garLoopResultBuilder]: For program point L582-4(lines 582 595) no Hoare annotation was computed. [2021-10-28 08:50:08,996 INFO L853 garLoopResultBuilder]: At program point L582-5(lines 1 989) the Hoare annotation is: false [2021-10-28 08:50:08,996 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 722) no Hoare annotation was computed. [2021-10-28 08:50:08,996 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 691) no Hoare annotation was computed. [2021-10-28 08:50:08,997 INFO L857 garLoopResultBuilder]: For program point L716-2(lines 716 722) no Hoare annotation was computed. [2021-10-28 08:50:08,997 INFO L857 garLoopResultBuilder]: For program point L683-1(lines 683 691) no Hoare annotation was computed. [2021-10-28 08:50:08,997 INFO L857 garLoopResultBuilder]: For program point L683-2(lines 683 691) no Hoare annotation was computed. [2021-10-28 08:50:08,997 INFO L857 garLoopResultBuilder]: For program point L716-4(lines 716 722) no Hoare annotation was computed. [2021-10-28 08:50:08,997 INFO L857 garLoopResultBuilder]: For program point L716-6(lines 716 722) no Hoare annotation was computed. [2021-10-28 08:50:08,998 INFO L857 garLoopResultBuilder]: For program point L716-8(lines 716 722) no Hoare annotation was computed. [2021-10-28 08:50:08,998 INFO L857 garLoopResultBuilder]: For program point L716-10(lines 716 722) no Hoare annotation was computed. [2021-10-28 08:50:08,998 INFO L853 garLoopResultBuilder]: At program point L750(lines 745 753) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_activatePump_~tmp~6 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-10-28 08:50:08,998 INFO L853 garLoopResultBuilder]: At program point L750-1(lines 745 753) the Hoare annotation is: false [2021-10-28 08:50:08,998 INFO L853 garLoopResultBuilder]: At program point L750-2(lines 745 753) the Hoare annotation is: false [2021-10-28 08:50:08,999 INFO L853 garLoopResultBuilder]: At program point L552(lines 1 989) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 08:50:08,999 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 856) no Hoare annotation was computed. [2021-10-28 08:50:08,999 INFO L853 garLoopResultBuilder]: At program point L850-1(lines 850 856) the Hoare annotation is: (let ((.cse18 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse17 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse12 (= ~methaneLevelCritical~0 0)) (.cse20 (<= ~waterLevel~0 1)) (.cse19 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse13 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse6 (= ULTIMATE.start_main_~tmp~10 1)) (.cse16 (= ~waterLevel~0 1)) (.cse14 (= ~pumpRunning~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse4 (or (and .cse0 .cse10 .cse11 .cse12 .cse13 .cse2 .cse5 .cse6 .cse14) (and .cse0 .cse10 .cse11 .cse12 .cse2 .cse5 .cse15 .cse6 .cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse14))) (and .cse17 .cse0 .cse10 .cse9 .cse11 .cse12 .cse18 .cse2 .cse4 .cse5 .cse6 .cse19 .cse14) (and .cse0 .cse1 .cse12 .cse2 .cse5 .cse6 .cse16) (and .cse0 .cse10 .cse18 .cse20 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse14) (and .cse0 .cse1 .cse12 .cse13 .cse2 .cse4 .cse5 .cse6) (and .cse17 .cse0 .cse1 .cse9 .cse11 .cse12 .cse20 .cse2 .cse5 .cse6 .cse19) (and .cse3 (or (and .cse0 .cse10 .cse13 .cse2 .cse5 .cse6 .cse14) (and .cse0 .cse10 .cse2 .cse5 .cse15 .cse6 .cse16 .cse14)) .cse4 .cse7 .cse8))) [2021-10-28 08:50:09,000 INFO L857 garLoopResultBuilder]: For program point L586(lines 586 592) no Hoare annotation was computed. [2021-10-28 08:50:09,000 INFO L857 garLoopResultBuilder]: For program point L586-2(lines 586 592) no Hoare annotation was computed. [2021-10-28 08:50:09,000 INFO L857 garLoopResultBuilder]: For program point L454(lines 454 458) no Hoare annotation was computed. [2021-10-28 08:50:09,000 INFO L857 garLoopResultBuilder]: For program point L586-4(lines 586 592) no Hoare annotation was computed. [2021-10-28 08:50:09,000 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 08:50:09,001 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 822) no Hoare annotation was computed. [2021-10-28 08:50:09,001 INFO L857 garLoopResultBuilder]: For program point L818-2(lines 818 822) no Hoare annotation was computed. [2021-10-28 08:50:09,001 INFO L857 garLoopResultBuilder]: For program point L818-3(lines 818 822) no Hoare annotation was computed. [2021-10-28 08:50:09,001 INFO L857 garLoopResultBuilder]: For program point L653(lines 653 670) no Hoare annotation was computed. [2021-10-28 08:50:09,001 INFO L857 garLoopResultBuilder]: For program point L818-5(lines 818 822) no Hoare annotation was computed. [2021-10-28 08:50:09,001 INFO L857 garLoopResultBuilder]: For program point L653-1(lines 653 670) no Hoare annotation was computed. [2021-10-28 08:50:09,002 INFO L857 garLoopResultBuilder]: For program point L818-6(lines 818 822) no Hoare annotation was computed. [2021-10-28 08:50:09,002 INFO L857 garLoopResultBuilder]: For program point L653-2(lines 653 670) no Hoare annotation was computed. [2021-10-28 08:50:09,002 INFO L857 garLoopResultBuilder]: For program point L653-3(lines 653 670) no Hoare annotation was computed. [2021-10-28 08:50:09,002 INFO L857 garLoopResultBuilder]: For program point L818-8(lines 818 822) no Hoare annotation was computed. [2021-10-28 08:50:09,002 INFO L857 garLoopResultBuilder]: For program point L653-4(lines 653 670) no Hoare annotation was computed. [2021-10-28 08:50:09,003 INFO L857 garLoopResultBuilder]: For program point L653-5(lines 653 670) no Hoare annotation was computed. [2021-10-28 08:50:09,003 INFO L853 garLoopResultBuilder]: At program point L621(lines 620 639) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1)) (.cse10 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse3 .cse9 .cse5 .cse6 .cse10) (and .cse0 .cse1 .cse3 .cse9 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse2 .cse8 .cse3 .cse5 .cse6 .cse10))) [2021-10-28 08:50:09,003 INFO L857 garLoopResultBuilder]: For program point L621-1(lines 621 627) no Hoare annotation was computed. [2021-10-28 08:50:09,003 INFO L853 garLoopResultBuilder]: At program point L621-2(lines 620 639) the Hoare annotation is: false [2021-10-28 08:50:09,004 INFO L853 garLoopResultBuilder]: At program point L522(lines 517 525) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-28 08:50:09,004 INFO L853 garLoopResultBuilder]: At program point L621-3(lines 620 639) the Hoare annotation is: false [2021-10-28 08:50:09,004 INFO L853 garLoopResultBuilder]: At program point L522-1(lines 517 525) the Hoare annotation is: false [2021-10-28 08:50:09,004 INFO L853 garLoopResultBuilder]: At program point L522-2(lines 517 525) the Hoare annotation is: false [2021-10-28 08:50:09,004 INFO L853 garLoopResultBuilder]: At program point L886(lines 839 887) the Hoare annotation is: false [2021-10-28 08:50:09,005 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 08:50:09,005 INFO L860 garLoopResultBuilder]: At program point L986(lines 967 989) the Hoare annotation is: true [2021-10-28 08:50:09,005 INFO L853 garLoopResultBuilder]: At program point L954(lines 950 956) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1)) [2021-10-28 08:50:09,005 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 665) no Hoare annotation was computed. [2021-10-28 08:50:09,005 INFO L857 garLoopResultBuilder]: For program point L657-1(lines 657 665) no Hoare annotation was computed. [2021-10-28 08:50:09,006 INFO L857 garLoopResultBuilder]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2021-10-28 08:50:09,006 INFO L857 garLoopResultBuilder]: For program point L657-3(lines 657 665) no Hoare annotation was computed. [2021-10-28 08:50:09,006 INFO L857 garLoopResultBuilder]: For program point L657-4(lines 657 665) no Hoare annotation was computed. [2021-10-28 08:50:09,006 INFO L857 garLoopResultBuilder]: For program point L657-5(lines 657 665) no Hoare annotation was computed. [2021-10-28 08:50:09,006 INFO L853 garLoopResultBuilder]: At program point L824(lines 809 827) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-28 08:50:09,007 INFO L853 garLoopResultBuilder]: At program point L824-1(lines 809 827) the Hoare annotation is: false [2021-10-28 08:50:09,007 INFO L853 garLoopResultBuilder]: At program point L824-2(lines 809 827) the Hoare annotation is: false [2021-10-28 08:50:09,007 INFO L853 garLoopResultBuilder]: At program point L560(lines 555 563) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-28 08:50:09,007 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 08:50:09,008 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 605) no Hoare annotation was computed. [2021-10-28 08:50:09,008 INFO L853 garLoopResultBuilder]: At program point L628(lines 628 634) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse4 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse10 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse13 (= ~pumpRunning~0 1)) (.cse16 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse18 (= ~pumpRunning~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse12 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse13) (and .cse0 .cse1 .cse2 .cse14 .cse15 .cse6 .cse9 .cse12 .cse13) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse16 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse17 .cse13) (and .cse0 .cse18 .cse4 .cse5 .cse6 .cse16 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse17) (and .cse0 .cse1 .cse14 .cse15 .cse6 .cse16 .cse9 .cse12 .cse13) (and .cse0 .cse18 .cse15 .cse6 .cse16 .cse9 .cse12) (and .cse0 .cse18 .cse2 .cse15 .cse6 .cse9 .cse12))) [2021-10-28 08:50:09,008 INFO L853 garLoopResultBuilder]: At program point L628-1(lines 628 634) the Hoare annotation is: false [2021-10-28 08:50:09,008 INFO L853 garLoopResultBuilder]: At program point L628-2(lines 628 634) the Hoare annotation is: false [2021-10-28 08:50:09,008 INFO L857 garLoopResultBuilder]: For program point L430(lines 430 434) no Hoare annotation was computed. [2021-10-28 08:50:09,009 INFO L857 garLoopResultBuilder]: For program point L430-3(lines 430 434) no Hoare annotation was computed. [2021-10-28 08:50:09,009 INFO L857 garLoopResultBuilder]: For program point L430-6(lines 430 434) no Hoare annotation was computed. [2021-10-28 08:50:09,009 INFO L857 garLoopResultBuilder]: For program point L860(lines 860 866) no Hoare annotation was computed. [2021-10-28 08:50:09,009 INFO L853 garLoopResultBuilder]: At program point L860-1(lines 860 866) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse7 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse13 (= ~waterLevel~0 1)) (.cse10 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse3 .cse9 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse2 .cse8 (<= ~waterLevel~0 1) .cse3 .cse5 .cse6 .cse10) (and .cse4 (or (and .cse0 .cse7 .cse2 .cse11 .cse3 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse2 .cse3 .cse5 .cse12 .cse6 .cse13 .cse10))) (and .cse9 (or (and .cse0 .cse7 .cse11 .cse3 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse3 .cse5 .cse12 .cse6 .cse13 .cse10)) .cse4) (and .cse0 .cse1 .cse3 .cse9 .cse4 .cse5 .cse6))) [2021-10-28 08:50:09,013 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:50:09,015 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 08:50:09,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 08:50:09 BoogieIcfgContainer [2021-10-28 08:50:09,074 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 08:50:09,075 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:50:09,075 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:50:09,075 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:50:09,076 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:49:48" (3/4) ... [2021-10-28 08:50:09,080 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 08:50:09,106 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 08:50:09,108 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 08:50:09,110 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 08:50:09,112 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 08:50:09,113 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 08:50:09,115 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:50:09,117 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:50:09,147 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-10-28 08:50:09,148 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 [2021-10-28 08:50:09,148 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1)) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) [2021-10-28 08:50:09,149 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) || ((tmp == 0 && waterLevel <= 2) && (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && \result == 0) && pumpRunning == 1)))) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1)) || ((((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-10-28 08:50:09,150 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (waterLevel <= 2 && ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1)))) || ((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-10-28 08:50:09,150 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-28 08:50:09,151 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) [2021-10-28 08:50:09,152 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && pumpRunning == 1) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) [2021-10-28 08:50:09,153 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-28 08:50:09,154 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) [2021-10-28 08:50:09,155 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-28 08:50:09,155 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-28 08:50:09,156 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1) [2021-10-28 08:50:09,157 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && \result == 1) && pumpRunning == 1 [2021-10-28 08:50:09,159 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) [2021-10-28 08:50:09,160 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) [2021-10-28 08:50:09,231 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 08:50:09,232 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:50:09,234 INFO L168 Benchmark]: Toolchain (without parser) took 22578.37 ms. Allocated memory was 98.6 MB in the beginning and 237.0 MB in the end (delta: 138.4 MB). Free memory was 63.9 MB in the beginning and 162.6 MB in the end (delta: -98.6 MB). Peak memory consumption was 39.4 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:09,234 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 98.6 MB. Free memory is still 53.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:50:09,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.80 ms. Allocated memory was 98.6 MB in the beginning and 153.1 MB in the end (delta: 54.5 MB). Free memory was 63.7 MB in the beginning and 117.2 MB in the end (delta: -53.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:09,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.70 ms. Allocated memory is still 153.1 MB. Free memory was 117.2 MB in the beginning and 113.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:09,236 INFO L168 Benchmark]: Boogie Preprocessor took 64.77 ms. Allocated memory is still 153.1 MB. Free memory was 113.1 MB in the beginning and 109.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:09,236 INFO L168 Benchmark]: RCFGBuilder took 1237.22 ms. Allocated memory is still 153.1 MB. Free memory was 109.7 MB in the beginning and 61.4 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:09,237 INFO L168 Benchmark]: TraceAbstraction took 20294.62 ms. Allocated memory was 153.1 MB in the beginning and 237.0 MB in the end (delta: 83.9 MB). Free memory was 60.6 MB in the beginning and 175.2 MB in the end (delta: -114.5 MB). Peak memory consumption was 80.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:09,237 INFO L168 Benchmark]: Witness Printer took 157.13 ms. Allocated memory is still 237.0 MB. Free memory was 175.2 MB in the beginning and 162.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:09,240 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 98.6 MB. Free memory is still 53.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 705.80 ms. Allocated memory was 98.6 MB in the beginning and 153.1 MB in the end (delta: 54.5 MB). Free memory was 63.7 MB in the beginning and 117.2 MB in the end (delta: -53.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 105.70 ms. Allocated memory is still 153.1 MB. Free memory was 117.2 MB in the beginning and 113.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.77 ms. Allocated memory is still 153.1 MB. Free memory was 113.1 MB in the beginning and 109.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1237.22 ms. Allocated memory is still 153.1 MB. Free memory was 109.7 MB in the beginning and 61.4 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20294.62 ms. Allocated memory was 153.1 MB in the beginning and 237.0 MB in the end (delta: 83.9 MB). Free memory was 60.6 MB in the beginning and 175.2 MB in the end (delta: -114.5 MB). Peak memory consumption was 80.1 MB. Max. memory is 16.1 GB. * Witness Printer took 157.13 ms. Allocated memory is still 237.0 MB. Free memory was 175.2 MB in the beginning and 162.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 605]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 605]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 605]: 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, 141 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 20.1s, OverallIterations: 16, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1838 SDtfs, 3086 SDslu, 3259 SDs, 0 SdLazy, 462 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=360occurred in iteration=9, InterpolantAutomatonStates: 98, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 16 MinimizatonAttempts, 2344 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 283 NumberOfFragments, 2257 HoareAnnotationTreeSize, 57 FomulaSimplifications, 9088147 FormulaSimplificationTreeSizeReduction, 4.5s HoareSimplificationTime, 57 FomulaSimplificationsInter, 2770885 FormulaSimplificationTreeSizeReductionInter, 9.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 1236 SizeOfPredicates, 3 NumberOfNonLiveVariables, 459 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 78/90 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: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1)) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (waterLevel <= 2 && ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1)))) || ((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && pumpRunning == 1) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) || ((tmp == 0 && waterLevel <= 2) && (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && \result == 0) && pumpRunning == 1)))) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1)) || ((((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 08:50:09,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c800ea7-3478-440f-9c2c-e2e60d179b4a/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...