./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product61_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product61_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:19:29,976 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:19:29,978 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:19:29,995 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:19:29,995 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:19:29,996 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:19:29,997 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:19:30,000 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:19:30,002 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:19:30,002 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:19:30,003 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:19:30,003 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:19:30,004 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:19:30,007 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:19:30,009 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:19:30,017 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:19:30,017 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:19:30,019 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:19:30,021 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:19:30,023 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:19:30,023 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:19:30,029 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:19:30,031 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:19:30,031 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:19:30,031 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:19:30,032 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:19:30,033 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:19:30,034 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:19:30,034 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:19:30,035 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:19:30,036 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:19:30,037 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:19:30,037 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:19:30,038 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:19:30,038 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:19:30,039 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:19:30,039 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-26 21:19:30,052 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:19:30,052 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:19:30,053 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:19:30,053 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:19:30,054 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:19:30,054 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:19:30,054 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 21:19:30,054 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:19:30,054 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:19:30,054 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:19:30,055 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:19:30,055 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:19:30,055 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:19:30,055 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:19:30,055 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:19:30,055 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:19:30,056 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:19:30,056 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:19:30,058 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:19:30,058 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:19:30,058 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:19:30,058 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:19:30,058 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:19:30,059 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:19:30,059 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:19:30,059 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:19:30,059 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 21:19:30,059 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:19:30,059 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:19:30,060 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer 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(__VERIFIER_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 -> 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f [2018-10-26 21:19:30,089 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:19:30,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:19:30,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:19:30,110 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:19:30,110 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:19:30,111 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product61_true-unreach-call_false-termination.cil.c [2018-10-26 21:19:30,159 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/data/5ff5abfd1/200bde9fc8b64ecd92075497a50e9837/FLAG31b2800f1 [2018-10-26 21:19:30,581 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:19:30,581 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/sv-benchmarks/c/product-lines/minepump_spec2_product61_true-unreach-call_false-termination.cil.c [2018-10-26 21:19:30,604 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/data/5ff5abfd1/200bde9fc8b64ecd92075497a50e9837/FLAG31b2800f1 [2018-10-26 21:19:30,617 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/data/5ff5abfd1/200bde9fc8b64ecd92075497a50e9837 [2018-10-26 21:19:30,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:19:30,622 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 21:19:30,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:19:30,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:19:30,626 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:19:30,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:19:30" (1/1) ... [2018-10-26 21:19:30,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c90e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:19:30, skipping insertion in model container [2018-10-26 21:19:30,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:19:30" (1/1) ... [2018-10-26 21:19:30,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:19:30,684 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:19:30,975 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:19:30,992 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:19:31,095 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:19:31,135 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:19:31,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:19:31 WrapperNode [2018-10-26 21:19:31,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:19:31,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:19:31,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:19:31,137 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:19:31,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:19:31" (1/1) ... [2018-10-26 21:19:31,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:19:31" (1/1) ... [2018-10-26 21:19:31,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:19:31" (1/1) ... [2018-10-26 21:19:31,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:19:31" (1/1) ... [2018-10-26 21:19:31,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:19:31" (1/1) ... [2018-10-26 21:19:31,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:19:31" (1/1) ... [2018-10-26 21:19:31,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:19:31" (1/1) ... [2018-10-26 21:19:31,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:19:31,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:19:31,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:19:31,284 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:19:31,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:19:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:19:31,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 21:19:31,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:19:31,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-10-26 21:19:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-10-26 21:19:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-10-26 21:19:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 21:19:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-10-26 21:19:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 21:19:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 21:19:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 21:19:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-10-26 21:19:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-10-26 21:19:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-10-26 21:19:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-10-26 21:19:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-10-26 21:19:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-10-26 21:19:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 21:19:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-10-26 21:19:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 21:19:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 21:19:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 21:19:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 21:19:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 21:19:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 21:19:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 21:19:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-26 21:19:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-10-26 21:19:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 21:19:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-10-26 21:19:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-10-26 21:19:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 21:19:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-26 21:19:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 21:19:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-10-26 21:19:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 21:19:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-10-26 21:19:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-10-26 21:19:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-26 21:19:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-10-26 21:19:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 21:19:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-10-26 21:19:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-10-26 21:19:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-10-26 21:19:31,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 21:19:31,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-26 21:19:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-10-26 21:19:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 21:19:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 21:19:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-26 21:19:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-10-26 21:19:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-10-26 21:19:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 21:19:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 21:19:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-10-26 21:19:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 21:19:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 21:19:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-10-26 21:19:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 21:19:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 21:19:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 21:19:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 21:19:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 21:19:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 21:19:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 21:19:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-10-26 21:19:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-10-26 21:19:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-10-26 21:19:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-10-26 21:19:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 21:19:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-26 21:19:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 21:19:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-26 21:19:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-10-26 21:19:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 21:19:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-10-26 21:19:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-10-26 21:19:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 21:19:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-10-26 21:19:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-10-26 21:19:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-10-26 21:19:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-10-26 21:19:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 21:19:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 21:19:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-10-26 21:19:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-10-26 21:19:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-10-26 21:19:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-10-26 21:19:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-26 21:19:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 21:19:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-26 21:19:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-10-26 21:19:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 21:19:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-10-26 21:19:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-10-26 21:19:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-10-26 21:19:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-10-26 21:19:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 21:19:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:19:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-26 21:19:32,858 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:19:32,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:19:32 BoogieIcfgContainer [2018-10-26 21:19:32,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:19:32,860 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:19:32,860 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:19:32,863 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:19:32,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:19:30" (1/3) ... [2018-10-26 21:19:32,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@525b5920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:19:32, skipping insertion in model container [2018-10-26 21:19:32,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:19:31" (2/3) ... [2018-10-26 21:19:32,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@525b5920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:19:32, skipping insertion in model container [2018-10-26 21:19:32,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:19:32" (3/3) ... [2018-10-26 21:19:32,867 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61_true-unreach-call_false-termination.cil.c [2018-10-26 21:19:32,876 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:19:32,884 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:19:32,900 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:19:32,930 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 21:19:32,931 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:19:32,931 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:19:32,932 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:19:32,932 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:19:32,932 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:19:32,932 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:19:32,932 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:19:32,933 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:19:32,956 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-10-26 21:19:32,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 21:19:32,966 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:19:32,967 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:19:32,969 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:19:32,975 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:19:32,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1378357618, now seen corresponding path program 1 times [2018-10-26 21:19:32,977 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:19:32,978 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:19:33,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:33,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:33,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:19:33,291 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:19:33,292 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 21:19:33,298 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 21:19:33,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 21:19:33,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 21:19:33,316 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 2 states. [2018-10-26 21:19:33,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:19:33,371 INFO L93 Difference]: Finished difference Result 346 states and 423 transitions. [2018-10-26 21:19:33,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 21:19:33,373 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 87 [2018-10-26 21:19:33,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:19:33,385 INFO L225 Difference]: With dead ends: 346 [2018-10-26 21:19:33,385 INFO L226 Difference]: Without dead ends: 193 [2018-10-26 21:19:33,389 INFO L605 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 [2018-10-26 21:19:33,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2018-10-26 21:19:33,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2018-10-26 21:19:33,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2018-10-26 21:19:33,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 223 transitions. [2018-10-26 21:19:33,456 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 223 transitions. Word has length 87 [2018-10-26 21:19:33,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:19:33,459 INFO L481 AbstractCegarLoop]: Abstraction has 193 states and 223 transitions. [2018-10-26 21:19:33,459 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 21:19:33,459 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 223 transitions. [2018-10-26 21:19:33,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-26 21:19:33,463 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:19:33,463 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:19:33,463 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:19:33,463 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:19:33,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1174229592, now seen corresponding path program 1 times [2018-10-26 21:19:33,468 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:19:33,468 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:19:33,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:33,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:33,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:33,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:19:33,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:19:33,614 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:19:33,616 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 21:19:33,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 21:19:33,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 21:19:33,617 INFO L87 Difference]: Start difference. First operand 193 states and 223 transitions. Second operand 3 states. [2018-10-26 21:19:33,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:19:33,658 INFO L93 Difference]: Finished difference Result 293 states and 343 transitions. [2018-10-26 21:19:33,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 21:19:33,660 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2018-10-26 21:19:33,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:19:33,667 INFO L225 Difference]: With dead ends: 293 [2018-10-26 21:19:33,667 INFO L226 Difference]: Without dead ends: 183 [2018-10-26 21:19:33,669 INFO L605 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 [2018-10-26 21:19:33,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-10-26 21:19:33,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-10-26 21:19:33,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-10-26 21:19:33,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 210 transitions. [2018-10-26 21:19:33,690 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 210 transitions. Word has length 89 [2018-10-26 21:19:33,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:19:33,691 INFO L481 AbstractCegarLoop]: Abstraction has 183 states and 210 transitions. [2018-10-26 21:19:33,691 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 21:19:33,691 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 210 transitions. [2018-10-26 21:19:33,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 21:19:33,694 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:19:33,694 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:19:33,694 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:19:33,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:19:33,695 INFO L82 PathProgramCache]: Analyzing trace with hash -45141871, now seen corresponding path program 1 times [2018-10-26 21:19:33,695 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:19:33,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:19:33,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:33,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:33,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:34,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:19:34,026 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:19:34,026 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 21:19:34,026 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:19:34,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:19:34,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:19:34,027 INFO L87 Difference]: Start difference. First operand 183 states and 210 transitions. Second operand 7 states. [2018-10-26 21:19:34,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:19:34,714 INFO L93 Difference]: Finished difference Result 302 states and 357 transitions. [2018-10-26 21:19:34,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 21:19:34,715 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2018-10-26 21:19:34,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:19:34,717 INFO L225 Difference]: With dead ends: 302 [2018-10-26 21:19:34,717 INFO L226 Difference]: Without dead ends: 183 [2018-10-26 21:19:34,718 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:19:34,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-10-26 21:19:34,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-10-26 21:19:34,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-10-26 21:19:34,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 209 transitions. [2018-10-26 21:19:34,737 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 209 transitions. Word has length 93 [2018-10-26 21:19:34,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:19:34,737 INFO L481 AbstractCegarLoop]: Abstraction has 183 states and 209 transitions. [2018-10-26 21:19:34,737 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:19:34,738 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 209 transitions. [2018-10-26 21:19:34,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 21:19:34,741 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:19:34,741 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:19:34,741 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:19:34,741 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:19:34,742 INFO L82 PathProgramCache]: Analyzing trace with hash 356970962, now seen corresponding path program 1 times [2018-10-26 21:19:34,742 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:19:34,742 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:19:34,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:34,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:34,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:35,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:19:35,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:19:35,008 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 21:19:35,008 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 21:19:35,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 21:19:35,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 21:19:35,009 INFO L87 Difference]: Start difference. First operand 183 states and 209 transitions. Second operand 5 states. [2018-10-26 21:19:35,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:19:35,877 INFO L93 Difference]: Finished difference Result 415 states and 498 transitions. [2018-10-26 21:19:35,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 21:19:35,878 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 111 [2018-10-26 21:19:35,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:19:35,880 INFO L225 Difference]: With dead ends: 415 [2018-10-26 21:19:35,880 INFO L226 Difference]: Without dead ends: 296 [2018-10-26 21:19:35,882 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-26 21:19:35,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2018-10-26 21:19:35,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 277. [2018-10-26 21:19:35,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2018-10-26 21:19:35,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 312 transitions. [2018-10-26 21:19:35,908 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 312 transitions. Word has length 111 [2018-10-26 21:19:35,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:19:35,908 INFO L481 AbstractCegarLoop]: Abstraction has 277 states and 312 transitions. [2018-10-26 21:19:35,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 21:19:35,908 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 312 transitions. [2018-10-26 21:19:35,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 21:19:35,910 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:19:35,910 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:19:35,910 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:19:35,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:19:35,911 INFO L82 PathProgramCache]: Analyzing trace with hash -1028064021, now seen corresponding path program 1 times [2018-10-26 21:19:35,911 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:19:35,911 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:19:35,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:35,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:35,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:36,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:19:36,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:19:36,168 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-26 21:19:36,168 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 21:19:36,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 21:19:36,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-10-26 21:19:36,169 INFO L87 Difference]: Start difference. First operand 277 states and 312 transitions. Second operand 8 states. [2018-10-26 21:19:36,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:19:36,569 INFO L93 Difference]: Finished difference Result 497 states and 579 transitions. [2018-10-26 21:19:36,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 21:19:36,570 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 125 [2018-10-26 21:19:36,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:19:36,573 INFO L225 Difference]: With dead ends: 497 [2018-10-26 21:19:36,573 INFO L226 Difference]: Without dead ends: 284 [2018-10-26 21:19:36,574 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-10-26 21:19:36,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2018-10-26 21:19:36,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 281. [2018-10-26 21:19:36,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2018-10-26 21:19:36,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 316 transitions. [2018-10-26 21:19:36,598 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 316 transitions. Word has length 125 [2018-10-26 21:19:36,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:19:36,598 INFO L481 AbstractCegarLoop]: Abstraction has 281 states and 316 transitions. [2018-10-26 21:19:36,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 21:19:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 316 transitions. [2018-10-26 21:19:36,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 21:19:36,602 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:19:36,602 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:19:36,602 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:19:36,602 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:19:36,602 INFO L82 PathProgramCache]: Analyzing trace with hash -1302823635, now seen corresponding path program 1 times [2018-10-26 21:19:36,603 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:19:36,603 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:19:36,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:36,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:36,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:36,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:19:36,806 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:19:36,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 21:19:36,807 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:19:36,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:19:36,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:19:36,808 INFO L87 Difference]: Start difference. First operand 281 states and 316 transitions. Second operand 6 states. [2018-10-26 21:19:37,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:19:37,037 INFO L93 Difference]: Finished difference Result 697 states and 812 transitions. [2018-10-26 21:19:37,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 21:19:37,038 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2018-10-26 21:19:37,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:19:37,041 INFO L225 Difference]: With dead ends: 697 [2018-10-26 21:19:37,041 INFO L226 Difference]: Without dead ends: 480 [2018-10-26 21:19:37,042 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-26 21:19:37,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2018-10-26 21:19:37,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 474. [2018-10-26 21:19:37,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 474 states. [2018-10-26 21:19:37,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 536 transitions. [2018-10-26 21:19:37,077 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 536 transitions. Word has length 125 [2018-10-26 21:19:37,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:19:37,077 INFO L481 AbstractCegarLoop]: Abstraction has 474 states and 536 transitions. [2018-10-26 21:19:37,077 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:19:37,077 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 536 transitions. [2018-10-26 21:19:37,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-26 21:19:37,079 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:19:37,080 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:19:37,080 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:19:37,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:19:37,080 INFO L82 PathProgramCache]: Analyzing trace with hash 2099348233, now seen corresponding path program 1 times [2018-10-26 21:19:37,080 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:19:37,080 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:19:37,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:37,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:37,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:37,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:19:37,654 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:19:37,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 21:19:37,655 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:19:37,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:19:37,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:19:37,655 INFO L87 Difference]: Start difference. First operand 474 states and 536 transitions. Second operand 7 states. [2018-10-26 21:19:38,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:19:38,855 INFO L93 Difference]: Finished difference Result 915 states and 1062 transitions. [2018-10-26 21:19:38,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 21:19:38,856 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 129 [2018-10-26 21:19:38,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:19:38,859 INFO L225 Difference]: With dead ends: 915 [2018-10-26 21:19:38,859 INFO L226 Difference]: Without dead ends: 505 [2018-10-26 21:19:38,860 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-10-26 21:19:38,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2018-10-26 21:19:38,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 473. [2018-10-26 21:19:38,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2018-10-26 21:19:38,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 533 transitions. [2018-10-26 21:19:38,892 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 533 transitions. Word has length 129 [2018-10-26 21:19:38,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:19:38,892 INFO L481 AbstractCegarLoop]: Abstraction has 473 states and 533 transitions. [2018-10-26 21:19:38,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:19:38,893 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 533 transitions. [2018-10-26 21:19:38,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-26 21:19:38,895 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:19:38,895 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:19:38,895 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:19:38,896 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:19:38,896 INFO L82 PathProgramCache]: Analyzing trace with hash 412119900, now seen corresponding path program 1 times [2018-10-26 21:19:38,896 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:19:38,896 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:19:38,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:38,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:38,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:39,090 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:19:39,091 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:19:39,091 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 21:19:39,092 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:19:39,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:19:39,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:19:39,093 INFO L87 Difference]: Start difference. First operand 473 states and 533 transitions. Second operand 6 states. [2018-10-26 21:19:39,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:19:39,491 INFO L93 Difference]: Finished difference Result 896 states and 1038 transitions. [2018-10-26 21:19:39,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 21:19:39,491 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-10-26 21:19:39,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:19:39,494 INFO L225 Difference]: With dead ends: 896 [2018-10-26 21:19:39,494 INFO L226 Difference]: Without dead ends: 487 [2018-10-26 21:19:39,495 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:19:39,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2018-10-26 21:19:39,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 483. [2018-10-26 21:19:39,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 483 states. [2018-10-26 21:19:39,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 543 transitions. [2018-10-26 21:19:39,525 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 543 transitions. Word has length 145 [2018-10-26 21:19:39,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:19:39,525 INFO L481 AbstractCegarLoop]: Abstraction has 483 states and 543 transitions. [2018-10-26 21:19:39,525 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:19:39,526 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 543 transitions. [2018-10-26 21:19:39,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-26 21:19:39,527 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:19:39,528 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:19:39,528 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:19:39,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:19:39,530 INFO L82 PathProgramCache]: Analyzing trace with hash -1174515335, now seen corresponding path program 1 times [2018-10-26 21:19:39,530 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:19:39,530 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:19:39,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:39,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:39,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:39,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:19:39,842 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:19:39,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:19:39,842 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:19:39,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:19:39,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:19:39,843 INFO L87 Difference]: Start difference. First operand 483 states and 543 transitions. Second operand 4 states. [2018-10-26 21:19:41,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:19:41,266 INFO L93 Difference]: Finished difference Result 1356 states and 1610 transitions. [2018-10-26 21:19:41,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:19:41,267 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 145 [2018-10-26 21:19:41,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:19:41,272 INFO L225 Difference]: With dead ends: 1356 [2018-10-26 21:19:41,273 INFO L226 Difference]: Without dead ends: 937 [2018-10-26 21:19:41,274 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:19:41,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2018-10-26 21:19:41,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 922. [2018-10-26 21:19:41,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 922 states. [2018-10-26 21:19:41,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 1071 transitions. [2018-10-26 21:19:41,331 INFO L78 Accepts]: Start accepts. Automaton has 922 states and 1071 transitions. Word has length 145 [2018-10-26 21:19:41,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:19:41,331 INFO L481 AbstractCegarLoop]: Abstraction has 922 states and 1071 transitions. [2018-10-26 21:19:41,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:19:41,331 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1071 transitions. [2018-10-26 21:19:41,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 21:19:41,335 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:19:41,335 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:19:41,335 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:19:41,336 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:19:41,336 INFO L82 PathProgramCache]: Analyzing trace with hash -109360877, now seen corresponding path program 1 times [2018-10-26 21:19:41,336 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:19:41,336 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:19:41,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:41,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:41,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:41,987 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 21:19:41,987 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:19:41,987 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:19:41,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:42,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:19:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:19:42,472 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:19:42,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-10-26 21:19:42,473 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-10-26 21:19:42,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-10-26 21:19:42,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-10-26 21:19:42,474 INFO L87 Difference]: Start difference. First operand 922 states and 1071 transitions. Second operand 19 states. [2018-10-26 21:19:48,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:19:48,090 INFO L93 Difference]: Finished difference Result 1747 states and 2058 transitions. [2018-10-26 21:19:48,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-26 21:19:48,091 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 149 [2018-10-26 21:19:48,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:19:48,095 INFO L225 Difference]: With dead ends: 1747 [2018-10-26 21:19:48,095 INFO L226 Difference]: Without dead ends: 889 [2018-10-26 21:19:48,099 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 144 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-10-26 21:19:48,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2018-10-26 21:19:48,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 889. [2018-10-26 21:19:48,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 889 states. [2018-10-26 21:19:48,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1017 transitions. [2018-10-26 21:19:48,141 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1017 transitions. Word has length 149 [2018-10-26 21:19:48,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:19:48,142 INFO L481 AbstractCegarLoop]: Abstraction has 889 states and 1017 transitions. [2018-10-26 21:19:48,142 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-10-26 21:19:48,142 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1017 transitions. [2018-10-26 21:19:48,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-26 21:19:48,148 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:19:48,148 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:19:48,148 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:19:48,149 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:19:48,149 INFO L82 PathProgramCache]: Analyzing trace with hash -589197375, now seen corresponding path program 1 times [2018-10-26 21:19:48,149 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:19:48,149 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:19:48,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:48,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:48,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:19:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:48,668 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-26 21:19:48,669 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:19:48,669 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:19:48,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:19:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:19:48,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:19:49,011 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 21:19:49,031 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:19:49,031 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-10-26 21:19:49,032 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-10-26 21:19:49,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-10-26 21:19:49,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-10-26 21:19:49,032 INFO L87 Difference]: Start difference. First operand 889 states and 1017 transitions. Second operand 19 states. [2018-10-26 21:19:49,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:19:49,956 INFO L93 Difference]: Finished difference Result 1455 states and 1696 transitions. [2018-10-26 21:19:49,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-26 21:19:49,964 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 219 [2018-10-26 21:19:49,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:19:49,968 INFO L225 Difference]: With dead ends: 1455 [2018-10-26 21:19:49,969 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 21:19:49,973 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 216 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-10-26 21:19:49,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 21:19:49,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 21:19:49,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 21:19:49,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 21:19:49,974 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2018-10-26 21:19:49,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:19:49,975 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 21:19:49,975 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-10-26 21:19:49,975 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 21:19:49,977 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:19:49,982 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 21:19:50,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:19:50,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:19:50,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:19:50,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:19:50,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:19:50,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:19:50,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:19:50,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:19:50,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:19:50,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:19:50,896 WARN L179 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 22 [2018-10-26 21:19:51,402 WARN L179 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 19 [2018-10-26 21:19:51,900 WARN L179 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 1 [2018-10-26 21:19:52,250 WARN L179 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 31 [2018-10-26 21:19:53,282 WARN L179 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2018-10-26 21:19:53,745 INFO L425 ceAbstractionStarter]: For program point L283(line 283) no Hoare annotation was computed. [2018-10-26 21:19:53,745 INFO L425 ceAbstractionStarter]: For program point L283-1(lines 264 285) no Hoare annotation was computed. [2018-10-26 21:19:53,745 INFO L425 ceAbstractionStarter]: For program point L281(line 281) no Hoare annotation was computed. [2018-10-26 21:19:53,745 INFO L425 ceAbstractionStarter]: For program point L281-1(line 281) no Hoare annotation was computed. [2018-10-26 21:19:53,745 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 239 294) no Hoare annotation was computed. [2018-10-26 21:19:53,745 INFO L425 ceAbstractionStarter]: For program point L265(line 265) no Hoare annotation was computed. [2018-10-26 21:19:53,745 INFO L425 ceAbstractionStarter]: For program point L286(lines 263 287) no Hoare annotation was computed. [2018-10-26 21:19:53,745 INFO L425 ceAbstractionStarter]: For program point L270(lines 270 274) no Hoare annotation was computed. [2018-10-26 21:19:53,745 INFO L425 ceAbstractionStarter]: For program point L270-1(lines 270 274) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point L264-1(lines 264 285) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 239 294) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point L262(line 262) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point L262-1(line 262) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 239 294) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point L347(lines 320 348) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point L339(line 339) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point L339-1(line 339) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point L335(line 335) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 295 354) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point L335-1(line 335) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 295 354) no Hoare annotation was computed. [2018-10-26 21:19:53,746 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 331) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L425 ceAbstractionStarter]: For program point L327-1(lines 327 331) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L425 ceAbstractionStarter]: For program point L321-1(lines 321 346) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L425 ceAbstractionStarter]: For program point L319(line 319) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L425 ceAbstractionStarter]: For program point L319-1(line 319) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L425 ceAbstractionStarter]: For program point L321-3(lines 321 346) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L425 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L425 ceAbstractionStarter]: For program point L344-1(line 344) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 295 354) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L425 ceAbstractionStarter]: For program point L340(line 340) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L425 ceAbstractionStarter]: For program point L340-1(line 340) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L425 ceAbstractionStarter]: For program point L322(line 322) no Hoare annotation was computed. [2018-10-26 21:19:53,747 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 580 586) the Hoare annotation is: true [2018-10-26 21:19:53,748 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 580 586) no Hoare annotation was computed. [2018-10-26 21:19:53,748 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 587 595) no Hoare annotation was computed. [2018-10-26 21:19:53,748 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 587 595) the Hoare annotation is: true [2018-10-26 21:19:53,748 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 587 595) no Hoare annotation was computed. [2018-10-26 21:19:53,748 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 163 185) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 21:19:53,748 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 163 185) no Hoare annotation was computed. [2018-10-26 21:19:53,748 INFO L421 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 21:19:53,748 INFO L421 ceAbstractionStarter]: At program point L175-1(line 175) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 21:19:53,748 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 180) no Hoare annotation was computed. [2018-10-26 21:19:53,748 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 163 185) no Hoare annotation was computed. [2018-10-26 21:19:53,749 INFO L425 ceAbstractionStarter]: For program point L173-1(lines 173 180) no Hoare annotation was computed. [2018-10-26 21:19:53,749 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-10-26 21:19:53,749 INFO L421 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 21:19:53,749 INFO L421 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 21:19:53,749 INFO L421 ceAbstractionStarter]: At program point L169-1(line 169) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 21:19:53,749 INFO L425 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-10-26 21:19:53,749 INFO L425 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-10-26 21:19:53,749 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 117 140) no Hoare annotation was computed. [2018-10-26 21:19:53,749 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-26 21:19:53,749 INFO L425 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-10-26 21:19:53,749 INFO L425 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-10-26 21:19:53,749 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 117 140) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 117 140) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L425 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L425 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L425 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L425 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L425 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L421 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| 0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-10-26 21:19:53,750 INFO L425 ceAbstractionStarter]: For program point L852-1(lines 833 857) no Hoare annotation was computed. [2018-10-26 21:19:53,750 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 833 857) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2018-10-26 21:19:53,751 INFO L421 ceAbstractionStarter]: At program point L847(line 847) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-10-26 21:19:53,751 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 833 857) no Hoare annotation was computed. [2018-10-26 21:19:53,751 INFO L421 ceAbstractionStarter]: At program point L843(line 843) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-10-26 21:19:53,751 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-10-26 21:19:53,751 INFO L421 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-10-26 21:19:53,751 INFO L425 ceAbstractionStarter]: For program point L839-1(line 839) no Hoare annotation was computed. [2018-10-26 21:19:53,751 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 854) no Hoare annotation was computed. [2018-10-26 21:19:53,751 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 928 936) no Hoare annotation was computed. [2018-10-26 21:19:53,751 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 928 936) the Hoare annotation is: true [2018-10-26 21:19:53,751 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 928 936) no Hoare annotation was computed. [2018-10-26 21:19:53,751 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 992 1010) the Hoare annotation is: true [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point L1001(lines 1001 1005) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L428 ceAbstractionStarter]: At program point L999(line 999) the Hoare annotation is: true [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point L1001-2(lines 1001 1005) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point L999-1(line 999) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 992 1010) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 992 1010) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point L956(lines 956 964) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point L956-2(lines 956 964) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point L944(lines 944 952) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 937 972) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point L944-2(lines 944 952) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point L967(line 967) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 937 972) no Hoare annotation was computed. [2018-10-26 21:19:53,752 INFO L425 ceAbstractionStarter]: For program point L967-1(line 967) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 937 972) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 573 579) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 573 579) the Hoare annotation is: true [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point L223-1(line 223) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point L219-1(line 219) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point L216(line 216) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point L216-1(line 216) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 193 238) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 193 238) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 193 238) no Hoare annotation was computed. [2018-10-26 21:19:53,753 INFO L425 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point L230(line 230) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point L230-1(line 230) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point L230-2(line 230) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point L545-1(line 545) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 506 551) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 538) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 520 540) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 531) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 533) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point L525(line 525) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point L525-1(line 525) no Hoare annotation was computed. [2018-10-26 21:19:53,754 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 506 551) no Hoare annotation was computed. [2018-10-26 21:19:53,755 INFO L425 ceAbstractionStarter]: For program point L520(lines 520 540) no Hoare annotation was computed. [2018-10-26 21:19:53,755 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 506 551) no Hoare annotation was computed. [2018-10-26 21:19:53,755 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-26 21:19:53,755 INFO L425 ceAbstractionStarter]: For program point L547-1(line 547) no Hoare annotation was computed. [2018-10-26 21:19:53,755 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 149 159) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 21:19:53,755 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 149 159) no Hoare annotation was computed. [2018-10-26 21:19:53,755 INFO L421 ceAbstractionStarter]: At program point L154(line 154) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 21:19:53,755 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 149 159) no Hoare annotation was computed. [2018-10-26 21:19:53,755 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 917 927) the Hoare annotation is: true [2018-10-26 21:19:53,755 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 917 927) no Hoare annotation was computed. [2018-10-26 21:19:53,755 INFO L428 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: true [2018-10-26 21:19:53,756 INFO L425 ceAbstractionStarter]: For program point L922-1(line 922) no Hoare annotation was computed. [2018-10-26 21:19:53,756 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 917 927) no Hoare annotation was computed. [2018-10-26 21:19:53,756 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 909 916) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= |old(~pumpRunning~0)| 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-10-26 21:19:53,756 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 909 916) no Hoare annotation was computed. [2018-10-26 21:19:53,756 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 909 916) no Hoare annotation was computed. [2018-10-26 21:19:53,756 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 756) no Hoare annotation was computed. [2018-10-26 21:19:53,756 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 746 759) no Hoare annotation was computed. [2018-10-26 21:19:53,756 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 746 759) the Hoare annotation is: true [2018-10-26 21:19:53,756 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 746 759) no Hoare annotation was computed. [2018-10-26 21:19:53,756 INFO L421 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse4 .cse3 .cse0) (or .cse4 .cse2 .cse0))) [2018-10-26 21:19:53,757 INFO L425 ceAbstractionStarter]: For program point L865-1(line 865) no Hoare annotation was computed. [2018-10-26 21:19:53,757 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 880) no Hoare annotation was computed. [2018-10-26 21:19:53,757 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 859 883) no Hoare annotation was computed. [2018-10-26 21:19:53,757 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 859 883) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-10-26 21:19:53,757 INFO L421 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse3 .cse1) (or .cse4 .cse0 .cse1))) [2018-10-26 21:19:53,757 INFO L425 ceAbstractionStarter]: For program point L878-1(lines 859 883) no Hoare annotation was computed. [2018-10-26 21:19:53,757 INFO L421 ceAbstractionStarter]: At program point L873(line 873) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= processEnvironment_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-10-26 21:19:53,757 INFO L421 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (= processEnvironment_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-10-26 21:19:53,757 INFO L425 ceAbstractionStarter]: For program point L867(lines 867 875) no Hoare annotation was computed. [2018-10-26 21:19:53,757 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 799 805) no Hoare annotation was computed. [2018-10-26 21:19:53,758 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 799 805) the Hoare annotation is: true [2018-10-26 21:19:53,758 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 613) no Hoare annotation was computed. [2018-10-26 21:19:53,758 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 597 660) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 21:19:53,758 INFO L425 ceAbstractionStarter]: For program point L607-1(lines 607 652) no Hoare annotation was computed. [2018-10-26 21:19:53,758 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 597 660) no Hoare annotation was computed. [2018-10-26 21:19:53,758 INFO L421 ceAbstractionStarter]: At program point L653(lines 606 654) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 21:19:53,758 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 647) no Hoare annotation was computed. [2018-10-26 21:19:53,758 INFO L421 ceAbstractionStarter]: At program point L643-2(lines 637 648) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-10-26 21:19:53,758 INFO L425 ceAbstractionStarter]: For program point L608(lines 607 652) no Hoare annotation was computed. [2018-10-26 21:19:53,758 INFO L425 ceAbstractionStarter]: For program point L637(lines 637 648) no Hoare annotation was computed. [2018-10-26 21:19:53,759 INFO L421 ceAbstractionStarter]: At program point L629(line 629) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-10-26 21:19:53,759 INFO L425 ceAbstractionStarter]: For program point L627(lines 627 633) no Hoare annotation was computed. [2018-10-26 21:19:53,759 INFO L425 ceAbstractionStarter]: For program point L627-1(lines 627 633) no Hoare annotation was computed. [2018-10-26 21:19:53,759 INFO L421 ceAbstractionStarter]: At program point L619(line 619) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-10-26 21:19:53,759 INFO L421 ceAbstractionStarter]: At program point L650(lines 607 652) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-10-26 21:19:53,759 INFO L425 ceAbstractionStarter]: For program point L617(lines 617 623) no Hoare annotation was computed. [2018-10-26 21:19:53,759 INFO L425 ceAbstractionStarter]: For program point L617-1(lines 617 623) no Hoare annotation was computed. [2018-10-26 21:19:53,759 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 597 660) no Hoare annotation was computed. [2018-10-26 21:19:53,759 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 487) no Hoare annotation was computed. [2018-10-26 21:19:53,759 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-26 21:19:53,759 INFO L425 ceAbstractionStarter]: For program point L479-1(line 479) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L425 ceAbstractionStarter]: For program point L474(lines 474 494) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 460 505) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L425 ceAbstractionStarter]: For program point L501(line 501) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 460 505) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L425 ceAbstractionStarter]: For program point L501-1(line 501) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L425 ceAbstractionStarter]: For program point L499-1(line 499) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 460 505) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L425 ceAbstractionStarter]: For program point L491(lines 491 492) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L425 ceAbstractionStarter]: For program point L491-1(lines 474 494) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 485) no Hoare annotation was computed. [2018-10-26 21:19:53,760 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 884 891) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-10-26 21:19:53,761 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 884 891) no Hoare annotation was computed. [2018-10-26 21:19:53,761 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 884 891) no Hoare annotation was computed. [2018-10-26 21:19:53,761 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 760 768) no Hoare annotation was computed. [2018-10-26 21:19:53,761 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 760 768) the Hoare annotation is: true [2018-10-26 21:19:53,761 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 760 768) no Hoare annotation was computed. [2018-10-26 21:19:53,761 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-10-26 21:19:53,761 INFO L425 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2018-10-26 21:19:53,761 INFO L421 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-10-26 21:19:53,761 INFO L425 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2018-10-26 21:19:53,761 INFO L425 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2018-10-26 21:19:53,761 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2018-10-26 21:19:53,761 INFO L428 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: true [2018-10-26 21:19:53,762 INFO L425 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2018-10-26 21:19:53,762 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: true [2018-10-26 21:19:53,762 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2018-10-26 21:19:53,762 INFO L421 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-10-26 21:19:53,762 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2018-10-26 21:19:53,762 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-10-26 21:19:53,762 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-10-26 21:19:53,762 INFO L425 ceAbstractionStarter]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2018-10-26 21:19:53,762 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 714 736) no Hoare annotation was computed. [2018-10-26 21:19:53,762 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 714 736) no Hoare annotation was computed. [2018-10-26 21:19:53,762 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 714 736) no Hoare annotation was computed. [2018-10-26 21:19:53,762 INFO L425 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L448-1(line 448) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L407(lines 406 426) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 444) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L395-1(line 395) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L391(line 391) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L391-1(line 391) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L445(lines 445 456) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 412) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L437-1(line 437) no Hoare annotation was computed. [2018-10-26 21:19:53,763 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point L433-1(line 433) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point L388(line 388) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point L421-1(line 421) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point L388-1(line 388) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point L417(line 417) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point L417-1(line 417) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 357 459) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point L446(lines 446 453) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 357 459) no Hoare annotation was computed. [2018-10-26 21:19:53,764 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 385) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 406 426) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point L406-3(lines 406 426) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point L435(line 435) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point L435-1(line 435) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 357 459) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point L427(lines 405 428) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point L386(lines 386 402) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point L419-1(line 419) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 563 572) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 563 572) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 563 572) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point L962-1(line 962) no Hoare annotation was computed. [2018-10-26 21:19:53,765 INFO L425 ceAbstractionStarter]: For program point L958(line 958) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L958-1(line 958) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L954(line 954) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L954-1(line 954) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L537-1(line 537) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L950(line 950) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L950-1(line 950) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L946(line 946) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L719(line 719) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L942-1(line 942) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L492(line 492) no Hoare annotation was computed. [2018-10-26 21:19:53,766 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L484-1(line 484) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L484-2(line 484) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L732(line 732) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L732-1(line 732) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L728(line 728) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L728-1(line 728) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L724(line 724) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L724-1(line 724) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L530-1(line 530) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L720(line 720) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-26 21:19:53,767 INFO L425 ceAbstractionStarter]: For program point L491-1(line 491) no Hoare annotation was computed. [2018-10-26 21:19:53,768 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-10-26 21:19:53,768 INFO L425 ceAbstractionStarter]: For program point L968(line 968) no Hoare annotation was computed. [2018-10-26 21:19:53,768 INFO L425 ceAbstractionStarter]: For program point L968-1(line 968) no Hoare annotation was computed. [2018-10-26 21:19:53,768 INFO L425 ceAbstractionStarter]: For program point L966(line 966) no Hoare annotation was computed. [2018-10-26 21:19:53,768 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-26 21:19:53,768 INFO L425 ceAbstractionStarter]: For program point L966-1(line 966) no Hoare annotation was computed. [2018-10-26 21:19:53,768 INFO L425 ceAbstractionStarter]: For program point L962(line 962) no Hoare annotation was computed. [2018-10-26 21:19:53,768 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:19:53,768 INFO L421 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-10-26 21:19:53,768 INFO L425 ceAbstractionStarter]: For program point L897-1(line 897) no Hoare annotation was computed. [2018-10-26 21:19:53,768 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 892 908) no Hoare annotation was computed. [2018-10-26 21:19:53,768 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 892 908) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-10-26 21:19:53,769 INFO L421 ceAbstractionStarter]: At program point L903(line 903) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (and (= activatePump_~tmp~9 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-10-26 21:19:53,769 INFO L425 ceAbstractionStarter]: For program point L903-1(lines 892 908) no Hoare annotation was computed. [2018-10-26 21:19:53,769 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 905) no Hoare annotation was computed. [2018-10-26 21:19:53,769 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 737 745) no Hoare annotation was computed. [2018-10-26 21:19:53,769 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 737 745) no Hoare annotation was computed. [2018-10-26 21:19:53,769 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 737 745) no Hoare annotation was computed. [2018-10-26 21:19:53,769 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 973 991) no Hoare annotation was computed. [2018-10-26 21:19:53,769 INFO L425 ceAbstractionStarter]: For program point L982(lines 982 986) no Hoare annotation was computed. [2018-10-26 21:19:53,769 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 973 991) the Hoare annotation is: true [2018-10-26 21:19:53,769 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 973 991) no Hoare annotation was computed. [2018-10-26 21:19:53,769 INFO L428 ceAbstractionStarter]: At program point L980(line 980) the Hoare annotation is: true [2018-10-26 21:19:53,769 INFO L425 ceAbstractionStarter]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2018-10-26 21:19:53,770 INFO L425 ceAbstractionStarter]: For program point L980-1(line 980) no Hoare annotation was computed. [2018-10-26 21:19:53,770 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 693 704) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) (= ~methaneLevelCritical~0 1) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-10-26 21:19:53,770 INFO L425 ceAbstractionStarter]: For program point L697-1(lines 693 704) no Hoare annotation was computed. [2018-10-26 21:19:53,770 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 693 704) no Hoare annotation was computed. [2018-10-26 21:19:53,770 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:19:53,770 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-10-26 21:19:53,770 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:19:53,770 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 705 713) the Hoare annotation is: true [2018-10-26 21:19:53,770 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 705 713) no Hoare annotation was computed. [2018-10-26 21:19:53,770 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 705 713) no Hoare annotation was computed. [2018-10-26 21:19:53,770 INFO L421 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse7)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse5 .cse4 .cse1 .cse6 .cse2) (or .cse7 .cse8 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse3 .cse0 .cse1) (or .cse3 .cse7 .cse4 .cse1 .cse8)))) [2018-10-26 21:19:53,771 INFO L421 ceAbstractionStarter]: At program point L786(lines 786 792) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse6)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse8 (= 0 ~pumpRunning~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse5 (not (= |old(~pumpRunning~0)| 0))) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse7 .cse8 .cse3 .cse5) (or .cse0 .cse8 .cse3) (or .cse0 .cse6 .cse1 .cse3 .cse7)))) [2018-10-26 21:19:53,771 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 775 798) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not .cse7)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse5 .cse4 .cse1 .cse6 .cse2) (or .cse3 .cse7 .cse8 .cse1) (or .cse7 .cse1 .cse2 .cse8) (or .cse3 .cse0 .cse1)))) [2018-10-26 21:19:53,771 INFO L421 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and (not (= |old(~pumpRunning~0)| 0)) .cse1)) (or .cse2 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse2 .cse1 .cse0))) [2018-10-26 21:19:53,771 INFO L425 ceAbstractionStarter]: For program point L779(lines 778 797) no Hoare annotation was computed. [2018-10-26 21:19:53,771 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 775 798) no Hoare annotation was computed. [2018-10-26 21:19:53,771 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 775 798) no Hoare annotation was computed. [2018-10-26 21:19:53,771 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 84 113) no Hoare annotation was computed. [2018-10-26 21:19:53,771 INFO L425 ceAbstractionStarter]: For program point L95(line 95) no Hoare annotation was computed. [2018-10-26 21:19:53,772 INFO L425 ceAbstractionStarter]: For program point L98(lines 98 102) no Hoare annotation was computed. [2018-10-26 21:19:53,772 INFO L428 ceAbstractionStarter]: At program point L98-1(lines 98 102) the Hoare annotation is: true [2018-10-26 21:19:53,772 INFO L425 ceAbstractionStarter]: For program point L94-1(lines 94 108) no Hoare annotation was computed. [2018-10-26 21:19:53,772 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 84 113) the Hoare annotation is: true [2018-10-26 21:19:53,772 INFO L428 ceAbstractionStarter]: At program point L94-3(lines 94 108) the Hoare annotation is: true [2018-10-26 21:19:53,772 INFO L428 ceAbstractionStarter]: At program point L90(line 90) the Hoare annotation is: true [2018-10-26 21:19:53,772 INFO L425 ceAbstractionStarter]: For program point L90-1(line 90) no Hoare annotation was computed. [2018-10-26 21:19:53,772 INFO L428 ceAbstractionStarter]: At program point L109(lines 84 113) the Hoare annotation is: true [2018-10-26 21:19:53,772 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-10-26 21:19:53,772 INFO L425 ceAbstractionStarter]: For program point L673-1(lines 669 680) no Hoare annotation was computed. [2018-10-26 21:19:53,773 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 669 680) the Hoare annotation is: true [2018-10-26 21:19:53,773 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 669 680) no Hoare annotation was computed. [2018-10-26 21:19:53,773 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 141 147) no Hoare annotation was computed. [2018-10-26 21:19:53,773 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 141 147) the Hoare annotation is: true [2018-10-26 21:19:53,773 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:19:53,773 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-10-26 21:19:53,773 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 21:19:53,773 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:19:53,773 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 807 831) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2018-10-26 21:19:53,773 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 807 831) no Hoare annotation was computed. [2018-10-26 21:19:53,773 INFO L421 ceAbstractionStarter]: At program point L826(line 826) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-10-26 21:19:53,773 INFO L425 ceAbstractionStarter]: For program point L826-1(lines 807 831) no Hoare annotation was computed. [2018-10-26 21:19:53,774 INFO L421 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or .cse0 .cse2 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse2))) [2018-10-26 21:19:53,774 INFO L421 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= |old(~pumpRunning~0)| 0) .cse2 .cse4) (or (and .cse5 .cse3) .cse2 .cse4) (or .cse0 .cse1 .cse2 .cse5))) [2018-10-26 21:19:53,774 INFO L425 ceAbstractionStarter]: For program point L815(lines 815 823) no Hoare annotation was computed. [2018-10-26 21:19:53,774 INFO L421 ceAbstractionStarter]: At program point L813(line 813) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| 0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-10-26 21:19:53,774 INFO L425 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2018-10-26 21:19:53,774 INFO L425 ceAbstractionStarter]: For program point L811(lines 811 828) no Hoare annotation was computed. [2018-10-26 21:19:53,774 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 681 692) no Hoare annotation was computed. [2018-10-26 21:19:53,774 INFO L425 ceAbstractionStarter]: For program point L685-1(lines 681 692) no Hoare annotation was computed. [2018-10-26 21:19:53,774 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 681 692) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2018-10-26 21:19:53,774 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 553 560) no Hoare annotation was computed. [2018-10-26 21:19:53,775 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2018-10-26 21:19:53,775 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 553 560) the Hoare annotation is: true [2018-10-26 21:19:53,775 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 553 560) no Hoare annotation was computed. [2018-10-26 21:19:53,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:19:53 BoogieIcfgContainer [2018-10-26 21:19:53,786 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:19:53,787 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:19:53,787 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:19:53,787 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:19:53,788 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:19:32" (3/4) ... [2018-10-26 21:19:53,791 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 21:19:53,799 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-10-26 21:19:53,799 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-10-26 21:19:53,799 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 21:19:53,799 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 21:19:53,799 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 21:19:53,799 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-10-26 21:19:53,799 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-26 21:19:53,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 21:19:53,801 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-10-26 21:19:53,802 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 21:19:53,802 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-26 21:19:53,802 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 21:19:53,802 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 21:19:53,802 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 21:19:53,802 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 21:19:53,802 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 21:19:53,803 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 21:19:53,811 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2018-10-26 21:19:53,811 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-10-26 21:19:53,812 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-26 21:19:53,840 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) [2018-10-26 21:19:53,841 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-10-26 21:19:53,941 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bdb7701a-5a66-407c-959d-5ec3bb833280/bin-2019/uautomizer/witness.graphml [2018-10-26 21:19:53,941 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:19:53,942 INFO L168 Benchmark]: Toolchain (without parser) took 23320.46 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 262.7 MB). Free memory was 957.0 MB in the beginning and 952.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 267.3 MB. Max. memory is 11.5 GB. [2018-10-26 21:19:53,942 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:19:53,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 513.64 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 932.8 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-26 21:19:53,943 INFO L168 Benchmark]: Boogie Preprocessor took 146.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -207.8 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:19:53,943 INFO L168 Benchmark]: RCFGBuilder took 1575.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 89.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 11.5 GB. [2018-10-26 21:19:53,943 INFO L168 Benchmark]: TraceAbstraction took 20926.57 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 115.9 MB). Free memory was 1.1 GB in the beginning and 968.1 MB in the end (delta: 82.9 MB). Peak memory consumption was 264.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:19:53,944 INFO L168 Benchmark]: Witness Printer took 154.23 ms. Allocated memory is still 1.3 GB. Free memory was 968.1 MB in the beginning and 952.3 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-10-26 21:19:53,945 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 513.64 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 932.8 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 146.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -207.8 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1575.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 89.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 20926.57 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 115.9 MB). Free memory was 1.1 GB in the beginning and 968.1 MB in the end (delta: 82.9 MB). Peak memory consumption was 264.5 MB. Max. memory is 11.5 GB. * Witness Printer took 154.23 ms. Allocated memory is still 1.3 GB. Free memory was 968.1 MB in the beginning and 952.3 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 557]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 356 locations, 1 error locations. SAFE Result, 20.8s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 11.9s AutomataDifference, 0.0s DeadEndRemovalTime, 3.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2657 SDtfs, 1523 SDslu, 10524 SDs, 0 SdLazy, 3659 SolverSat, 302 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 515 GetRequests, 405 SyntacticMatches, 4 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=922occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 79 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 1922 PreInvPairs, 2010 NumberOfFragments, 1679 HoareAnnotationTreeSize, 1922 FomulaSimplifications, 2066 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 70 FomulaSimplificationsInter, 6751 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 1785 NumberOfCodeBlocks, 1785 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1772 ConstructedInterpolants, 0 QuantifiedInterpolants, 376196 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1686 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 114/118 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...