./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product37_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product37_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/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 3f8c4eddf293b722c8b0f77d2921f647762d8744 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:34:49,983 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:34:49,985 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:34:49,999 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:34:50,000 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:34:50,002 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:34:50,005 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:34:50,007 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:34:50,019 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:34:50,021 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:34:50,024 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:34:50,024 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:34:50,025 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:34:50,027 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:34:50,036 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:34:50,037 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:34:50,037 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:34:50,038 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:34:50,040 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:34:50,041 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:34:50,042 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:34:50,046 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:34:50,048 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:34:50,048 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:34:50,048 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:34:50,049 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:34:50,049 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:34:50,050 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:34:50,050 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:34:50,055 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:34:50,057 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:34:50,058 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:34:50,058 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:34:50,058 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:34:50,058 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:34:50,059 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:34:50,059 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 14:34:50,076 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:34:50,077 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:34:50,078 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:34:50,078 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:34:50,079 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:34:50,080 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:34:50,080 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:34:50,080 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:34:50,080 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:34:50,080 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:34:50,080 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:34:50,081 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:34:50,081 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:34:50,081 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:34:50,081 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:34:50,081 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:34:50,081 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:34:50,081 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:34:50,082 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:34:50,082 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:34:50,082 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:34:50,082 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:34:50,082 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:34:50,082 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:34:50,082 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:34:50,082 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:34:50,083 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:34:50,083 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 14:34:50,083 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:34:50,083 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:34:50,083 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_8b0236bb-3355-40a7-b585-26ebb10dc7fb/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 -> 3f8c4eddf293b722c8b0f77d2921f647762d8744 [2018-11-18 14:34:50,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:34:50,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:34:50,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:34:50,150 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:34:50,150 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:34:50,151 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product37_true-unreach-call_false-termination.cil.c [2018-11-18 14:34:50,263 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/bin-2019/uautomizer/data/6ddca157a/b5a4ef192a4b4cf6acc270e07f7238e8/FLAG9e7fa4b1c [2018-11-18 14:34:50,849 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:34:50,850 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/sv-benchmarks/c/product-lines/minepump_spec2_product37_true-unreach-call_false-termination.cil.c [2018-11-18 14:34:50,862 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/bin-2019/uautomizer/data/6ddca157a/b5a4ef192a4b4cf6acc270e07f7238e8/FLAG9e7fa4b1c [2018-11-18 14:34:51,135 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/bin-2019/uautomizer/data/6ddca157a/b5a4ef192a4b4cf6acc270e07f7238e8 [2018-11-18 14:34:51,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:34:51,139 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:34:51,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:34:51,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:34:51,143 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:34:51,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:34:51" (1/1) ... [2018-11-18 14:34:51,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@176ca019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:51, skipping insertion in model container [2018-11-18 14:34:51,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:34:51" (1/1) ... [2018-11-18 14:34:51,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:34:51,194 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:34:51,405 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:34:51,415 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:34:51,524 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:34:51,599 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:34:51,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:51 WrapperNode [2018-11-18 14:34:51,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:34:51,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:34:51,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:34:51,600 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:34:51,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:51" (1/1) ... [2018-11-18 14:34:51,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:51" (1/1) ... [2018-11-18 14:34:51,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:51" (1/1) ... [2018-11-18 14:34:51,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:51" (1/1) ... [2018-11-18 14:34:51,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:51" (1/1) ... [2018-11-18 14:34:51,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:51" (1/1) ... [2018-11-18 14:34:51,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:51" (1/1) ... [2018-11-18 14:34:51,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:34:51,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:34:51,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:34:51,663 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:34:51,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/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 [2018-11-18 14:34:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:34:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:34:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 14:34:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 14:34:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 14:34:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:34:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 14:34:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 14:34:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 14:34:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 14:34:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 14:34:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 14:34:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 14:34:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 14:34:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 14:34:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 14:34:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 14:34:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 14:34:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 14:34:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 14:34:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 14:34:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 14:34:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 14:34:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:34:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 14:34:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 14:34:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 14:34:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 14:34:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:34:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 14:34:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 14:34:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 14:34:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 14:34:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 14:34:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 14:34:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 14:34:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 14:34:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 14:34:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 14:34:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 14:34:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-18 14:34:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 14:34:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 14:34:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 14:34:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:34:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 14:34:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:34:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 14:34:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 14:34:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 14:34:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 14:34:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 14:34:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-18 14:34:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 14:34:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 14:34:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 14:34:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 14:34:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 14:34:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 14:34:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:34:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 14:34:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 14:34:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:34:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 14:34:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 14:34:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:34:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 14:34:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 14:34:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 14:34:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 14:34:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 14:34:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 14:34:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 14:34:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 14:34:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 14:34:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:34:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 14:34:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:34:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:34:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:34:52,401 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:34:52,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:34:52 BoogieIcfgContainer [2018-11-18 14:34:52,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:34:52,402 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:34:52,402 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:34:52,404 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:34:52,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:34:51" (1/3) ... [2018-11-18 14:34:52,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671646d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:34:52, skipping insertion in model container [2018-11-18 14:34:52,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:51" (2/3) ... [2018-11-18 14:34:52,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671646d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:34:52, skipping insertion in model container [2018-11-18 14:34:52,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:34:52" (3/3) ... [2018-11-18 14:34:52,407 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product37_true-unreach-call_false-termination.cil.c [2018-11-18 14:34:52,413 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:34:52,419 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:34:52,430 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:34:52,452 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:34:52,453 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:34:52,453 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:34:52,453 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:34:52,453 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:34:52,454 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:34:52,454 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:34:52,454 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:34:52,454 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:34:52,472 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2018-11-18 14:34:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 14:34:52,478 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:52,479 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] [2018-11-18 14:34:52,481 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:52,485 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:52,485 INFO L82 PathProgramCache]: Analyzing trace with hash -976327061, now seen corresponding path program 1 times [2018-11-18 14:34:52,486 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:52,487 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:52,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:52,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:52,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:52,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:34:52,677 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:34:52,678 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:34:52,680 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:34:52,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:34:52,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:34:52,689 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2018-11-18 14:34:52,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:52,717 INFO L93 Difference]: Finished difference Result 256 states and 319 transitions. [2018-11-18 14:34:52,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:34:52,719 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-18 14:34:52,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:52,726 INFO L225 Difference]: With dead ends: 256 [2018-11-18 14:34:52,727 INFO L226 Difference]: Without dead ends: 130 [2018-11-18 14:34:52,730 INFO L604 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 [2018-11-18 14:34:52,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-11-18 14:34:52,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-11-18 14:34:52,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-11-18 14:34:52,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 153 transitions. [2018-11-18 14:34:52,763 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 153 transitions. Word has length 51 [2018-11-18 14:34:52,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:52,763 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 153 transitions. [2018-11-18 14:34:52,763 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:34:52,763 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 153 transitions. [2018-11-18 14:34:52,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 14:34:52,766 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:52,766 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] [2018-11-18 14:34:52,766 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:52,766 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:52,767 INFO L82 PathProgramCache]: Analyzing trace with hash -2045748059, now seen corresponding path program 1 times [2018-11-18 14:34:52,767 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:52,767 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:52,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:52,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:52,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:52,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:52,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:34:52,864 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:34:52,864 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:34:52,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:34:52,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:34:52,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:34:52,866 INFO L87 Difference]: Start difference. First operand 130 states and 153 transitions. Second operand 3 states. [2018-11-18 14:34:52,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:52,890 INFO L93 Difference]: Finished difference Result 203 states and 239 transitions. [2018-11-18 14:34:52,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:34:52,891 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 14:34:52,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:52,893 INFO L225 Difference]: With dead ends: 203 [2018-11-18 14:34:52,893 INFO L226 Difference]: Without dead ends: 120 [2018-11-18 14:34:52,894 INFO L604 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 [2018-11-18 14:34:52,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-11-18 14:34:52,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2018-11-18 14:34:52,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-11-18 14:34:52,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 140 transitions. [2018-11-18 14:34:52,905 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 140 transitions. Word has length 53 [2018-11-18 14:34:52,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:52,906 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 140 transitions. [2018-11-18 14:34:52,906 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:34:52,906 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 140 transitions. [2018-11-18 14:34:52,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 14:34:52,907 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:52,908 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] [2018-11-18 14:34:52,908 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:52,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:52,908 INFO L82 PathProgramCache]: Analyzing trace with hash 851082413, now seen corresponding path program 1 times [2018-11-18 14:34:52,908 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:52,908 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:52,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:52,909 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:52,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:53,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:34:53,043 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:34:53,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:34:53,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:34:53,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:34:53,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:34:53,044 INFO L87 Difference]: Start difference. First operand 120 states and 140 transitions. Second operand 7 states. [2018-11-18 14:34:53,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:53,414 INFO L93 Difference]: Finished difference Result 212 states and 253 transitions. [2018-11-18 14:34:53,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:34:53,415 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-18 14:34:53,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:53,416 INFO L225 Difference]: With dead ends: 212 [2018-11-18 14:34:53,416 INFO L226 Difference]: Without dead ends: 120 [2018-11-18 14:34:53,417 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:34:53,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-11-18 14:34:53,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2018-11-18 14:34:53,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-11-18 14:34:53,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 139 transitions. [2018-11-18 14:34:53,428 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 139 transitions. Word has length 57 [2018-11-18 14:34:53,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:53,428 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 139 transitions. [2018-11-18 14:34:53,428 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:34:53,429 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 139 transitions. [2018-11-18 14:34:53,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 14:34:53,430 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:53,430 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] [2018-11-18 14:34:53,431 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:53,431 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:53,431 INFO L82 PathProgramCache]: Analyzing trace with hash -267874006, now seen corresponding path program 1 times [2018-11-18 14:34:53,431 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:53,431 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:53,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:53,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:53,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:53,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:34:53,531 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:34:53,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 14:34:53,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 14:34:53,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 14:34:53,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:34:53,532 INFO L87 Difference]: Start difference. First operand 120 states and 139 transitions. Second operand 5 states. [2018-11-18 14:34:54,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:54,006 INFO L93 Difference]: Finished difference Result 310 states and 377 transitions. [2018-11-18 14:34:54,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:34:54,006 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-11-18 14:34:54,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:54,008 INFO L225 Difference]: With dead ends: 310 [2018-11-18 14:34:54,008 INFO L226 Difference]: Without dead ends: 218 [2018-11-18 14:34:54,009 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:34:54,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-11-18 14:34:54,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 199. [2018-11-18 14:34:54,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2018-11-18 14:34:54,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 229 transitions. [2018-11-18 14:34:54,030 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 229 transitions. Word has length 70 [2018-11-18 14:34:54,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:54,030 INFO L480 AbstractCegarLoop]: Abstraction has 199 states and 229 transitions. [2018-11-18 14:34:54,030 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 14:34:54,030 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 229 transitions. [2018-11-18 14:34:54,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 14:34:54,032 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:54,032 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] [2018-11-18 14:34:54,032 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:54,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:54,033 INFO L82 PathProgramCache]: Analyzing trace with hash -1561359088, now seen corresponding path program 1 times [2018-11-18 14:34:54,033 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:54,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:54,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:54,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:54,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:54,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:34:54,138 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:34:54,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 14:34:54,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:34:54,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:34:54,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:34:54,139 INFO L87 Difference]: Start difference. First operand 199 states and 229 transitions. Second operand 8 states. [2018-11-18 14:34:54,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:54,182 INFO L93 Difference]: Finished difference Result 377 states and 447 transitions. [2018-11-18 14:34:54,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:34:54,183 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 84 [2018-11-18 14:34:54,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:54,185 INFO L225 Difference]: With dead ends: 377 [2018-11-18 14:34:54,186 INFO L226 Difference]: Without dead ends: 206 [2018-11-18 14:34:54,187 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:34:54,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2018-11-18 14:34:54,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 203. [2018-11-18 14:34:54,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2018-11-18 14:34:54,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 233 transitions. [2018-11-18 14:34:54,201 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 233 transitions. Word has length 84 [2018-11-18 14:34:54,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:54,202 INFO L480 AbstractCegarLoop]: Abstraction has 203 states and 233 transitions. [2018-11-18 14:34:54,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:34:54,202 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 233 transitions. [2018-11-18 14:34:54,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 14:34:54,203 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:54,203 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] [2018-11-18 14:34:54,203 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:54,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:54,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1583991342, now seen corresponding path program 1 times [2018-11-18 14:34:54,204 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:54,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:54,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:54,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:54,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:34:54,309 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:34:54,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:34:54,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:34:54,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:34:54,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:34:54,310 INFO L87 Difference]: Start difference. First operand 203 states and 233 transitions. Second operand 6 states. [2018-11-18 14:34:54,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:54,486 INFO L93 Difference]: Finished difference Result 535 states and 635 transitions. [2018-11-18 14:34:54,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:34:54,487 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-11-18 14:34:54,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:54,490 INFO L225 Difference]: With dead ends: 535 [2018-11-18 14:34:54,490 INFO L226 Difference]: Without dead ends: 360 [2018-11-18 14:34:54,491 INFO L604 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 [2018-11-18 14:34:54,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2018-11-18 14:34:54,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 354. [2018-11-18 14:34:54,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2018-11-18 14:34:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 406 transitions. [2018-11-18 14:34:54,515 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 406 transitions. Word has length 84 [2018-11-18 14:34:54,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:54,515 INFO L480 AbstractCegarLoop]: Abstraction has 354 states and 406 transitions. [2018-11-18 14:34:54,515 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:34:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 406 transitions. [2018-11-18 14:34:54,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 14:34:54,516 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:54,517 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] [2018-11-18 14:34:54,517 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:54,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:54,517 INFO L82 PathProgramCache]: Analyzing trace with hash 725455606, now seen corresponding path program 1 times [2018-11-18 14:34:54,517 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:54,518 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:54,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:54,518 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:54,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:54,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:34:54,593 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:34:54,593 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:34:54,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:34:54,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:34:54,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:34:54,594 INFO L87 Difference]: Start difference. First operand 354 states and 406 transitions. Second operand 7 states. [2018-11-18 14:34:55,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:55,134 INFO L93 Difference]: Finished difference Result 711 states and 838 transitions. [2018-11-18 14:34:55,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 14:34:55,136 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2018-11-18 14:34:55,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:55,138 INFO L225 Difference]: With dead ends: 711 [2018-11-18 14:34:55,138 INFO L226 Difference]: Without dead ends: 385 [2018-11-18 14:34:55,139 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:34:55,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2018-11-18 14:34:55,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 353. [2018-11-18 14:34:55,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 353 states. [2018-11-18 14:34:55,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 403 transitions. [2018-11-18 14:34:55,162 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 403 transitions. Word has length 88 [2018-11-18 14:34:55,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:55,162 INFO L480 AbstractCegarLoop]: Abstraction has 353 states and 403 transitions. [2018-11-18 14:34:55,162 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:34:55,162 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 403 transitions. [2018-11-18 14:34:55,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 14:34:55,164 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:55,164 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] [2018-11-18 14:34:55,165 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:55,165 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:55,165 INFO L82 PathProgramCache]: Analyzing trace with hash 128539360, now seen corresponding path program 1 times [2018-11-18 14:34:55,165 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:55,165 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:55,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:55,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:55,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:55,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:34:55,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:34:55,223 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:34:55,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:34:55,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:34:55,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:34:55,224 INFO L87 Difference]: Start difference. First operand 353 states and 403 transitions. Second operand 6 states. [2018-11-18 14:34:55,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:55,263 INFO L93 Difference]: Finished difference Result 688 states and 798 transitions. [2018-11-18 14:34:55,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:34:55,264 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-11-18 14:34:55,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:55,266 INFO L225 Difference]: With dead ends: 688 [2018-11-18 14:34:55,266 INFO L226 Difference]: Without dead ends: 363 [2018-11-18 14:34:55,267 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:34:55,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2018-11-18 14:34:55,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 363. [2018-11-18 14:34:55,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2018-11-18 14:34:55,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 413 transitions. [2018-11-18 14:34:55,286 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 413 transitions. Word has length 89 [2018-11-18 14:34:55,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:55,286 INFO L480 AbstractCegarLoop]: Abstraction has 363 states and 413 transitions. [2018-11-18 14:34:55,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:34:55,286 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 413 transitions. [2018-11-18 14:34:55,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 14:34:55,287 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:55,287 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] [2018-11-18 14:34:55,287 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:55,288 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:55,288 INFO L82 PathProgramCache]: Analyzing trace with hash -1739347165, now seen corresponding path program 1 times [2018-11-18 14:34:55,288 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:55,288 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:55,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:55,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:55,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:55,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:34:55,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:34:55,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 14:34:55,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 14:34:55,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 14:34:55,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:34:55,348 INFO L87 Difference]: Start difference. First operand 363 states and 413 transitions. Second operand 4 states. [2018-11-18 14:34:55,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:55,517 INFO L93 Difference]: Finished difference Result 1090 states and 1310 transitions. [2018-11-18 14:34:55,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 14:34:55,518 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2018-11-18 14:34:55,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:55,521 INFO L225 Difference]: With dead ends: 1090 [2018-11-18 14:34:55,521 INFO L226 Difference]: Without dead ends: 755 [2018-11-18 14:34:55,522 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:34:55,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2018-11-18 14:34:55,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 489. [2018-11-18 14:34:55,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2018-11-18 14:34:55,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 552 transitions. [2018-11-18 14:34:55,555 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 552 transitions. Word has length 89 [2018-11-18 14:34:55,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:55,555 INFO L480 AbstractCegarLoop]: Abstraction has 489 states and 552 transitions. [2018-11-18 14:34:55,555 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 14:34:55,555 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 552 transitions. [2018-11-18 14:34:55,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 14:34:55,556 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:55,557 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] [2018-11-18 14:34:55,557 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:55,557 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:55,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1367746595, now seen corresponding path program 1 times [2018-11-18 14:34:55,557 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:55,557 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:55,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:55,558 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:55,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:34:55,613 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:34:55,613 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:34:55,613 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:34:55,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:34:55,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:34:55,613 INFO L87 Difference]: Start difference. First operand 489 states and 552 transitions. Second operand 3 states. [2018-11-18 14:34:55,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:55,660 INFO L93 Difference]: Finished difference Result 751 states and 863 transitions. [2018-11-18 14:34:55,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:34:55,661 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-11-18 14:34:55,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:55,664 INFO L225 Difference]: With dead ends: 751 [2018-11-18 14:34:55,664 INFO L226 Difference]: Without dead ends: 748 [2018-11-18 14:34:55,665 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:34:55,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 748 states. [2018-11-18 14:34:55,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 748 to 626. [2018-11-18 14:34:55,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-18 14:34:55,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 717 transitions. [2018-11-18 14:34:55,702 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 717 transitions. Word has length 93 [2018-11-18 14:34:55,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:55,703 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 717 transitions. [2018-11-18 14:34:55,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:34:55,703 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 717 transitions. [2018-11-18 14:34:55,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 14:34:55,705 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:55,705 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-11-18 14:34:55,706 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:55,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:55,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1185810900, now seen corresponding path program 1 times [2018-11-18 14:34:55,706 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:55,706 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:55,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:55,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:55,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:55,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:55,863 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 14:34:55,863 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:34:55,863 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/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 [2018-11-18 14:34:55,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:56,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:34:56,191 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:34:56,218 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:34:56,218 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 14:34:56,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 14:34:56,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 14:34:56,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:34:56,220 INFO L87 Difference]: Start difference. First operand 626 states and 717 transitions. Second operand 19 states. [2018-11-18 14:34:57,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:57,343 INFO L93 Difference]: Finished difference Result 1161 states and 1340 transitions. [2018-11-18 14:34:57,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 14:34:57,344 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 152 [2018-11-18 14:34:57,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:57,346 INFO L225 Difference]: With dead ends: 1161 [2018-11-18 14:34:57,346 INFO L226 Difference]: Without dead ends: 563 [2018-11-18 14:34:57,347 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 149 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 14:34:57,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2018-11-18 14:34:57,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 534. [2018-11-18 14:34:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 534 states. [2018-11-18 14:34:57,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 602 transitions. [2018-11-18 14:34:57,371 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 602 transitions. Word has length 152 [2018-11-18 14:34:57,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:57,372 INFO L480 AbstractCegarLoop]: Abstraction has 534 states and 602 transitions. [2018-11-18 14:34:57,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 14:34:57,372 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 602 transitions. [2018-11-18 14:34:57,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 14:34:57,374 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:34:57,374 INFO L375 BasicCegarLoop]: trace histogram [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, 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] [2018-11-18 14:34:57,375 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:34:57,375 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:34:57,375 INFO L82 PathProgramCache]: Analyzing trace with hash -1114741908, now seen corresponding path program 1 times [2018-11-18 14:34:57,375 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:34:57,375 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:34:57,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:57,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:57,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:34:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:57,460 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 14:34:57,460 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:34:57,460 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/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 [2018-11-18 14:34:57,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:34:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:57,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:34:57,587 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:34:57,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:34:57,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-18 14:34:57,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:34:57,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:34:57,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:34:57,605 INFO L87 Difference]: Start difference. First operand 534 states and 602 transitions. Second operand 8 states. [2018-11-18 14:34:57,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:34:57,755 INFO L93 Difference]: Finished difference Result 855 states and 973 transitions. [2018-11-18 14:34:57,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:34:57,756 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 152 [2018-11-18 14:34:57,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:34:57,757 INFO L225 Difference]: With dead ends: 855 [2018-11-18 14:34:57,757 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:34:57,758 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:34:57,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:34:57,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:34:57,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:34:57,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:34:57,759 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 152 [2018-11-18 14:34:57,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:34:57,759 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:34:57,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:34:57,760 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:34:57,760 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:34:57,763 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:34:57,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:57,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:34:58,273 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 27 [2018-11-18 14:34:58,663 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 42 [2018-11-18 14:34:59,056 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2018-11-18 14:34:59,654 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 37 [2018-11-18 14:35:00,538 INFO L425 ceAbstractionStarter]: For program point L539(lines 516 540) no Hoare annotation was computed. [2018-11-18 14:35:00,538 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 492 547) no Hoare annotation was computed. [2018-11-18 14:35:00,538 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 527) no Hoare annotation was computed. [2018-11-18 14:35:00,538 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 523 527) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 492 547) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 517 538) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 492 547) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point L517-3(lines 517 538) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point L574-1(lines 574 599) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point L574-3(lines 574 599) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point L593-1(line 593) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 548 607) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 548 607) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point L600(lines 573 601) no Hoare annotation was computed. [2018-11-18 14:35:00,539 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 548 607) no Hoare annotation was computed. [2018-11-18 14:35:00,540 INFO L425 ceAbstractionStarter]: For program point L580(lines 580 584) no Hoare annotation was computed. [2018-11-18 14:35:00,540 INFO L425 ceAbstractionStarter]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2018-11-18 14:35:00,540 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 924 930) the Hoare annotation is: true [2018-11-18 14:35:00,540 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 924 930) no Hoare annotation was computed. [2018-11-18 14:35:00,540 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 931 939) no Hoare annotation was computed. [2018-11-18 14:35:00,540 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 931 939) the Hoare annotation is: true [2018-11-18 14:35:00,540 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 931 939) no Hoare annotation was computed. [2018-11-18 14:35:00,540 INFO L421 ceAbstractionStarter]: At program point L894(line 894) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:35:00,540 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 882 904) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:35:00,541 INFO L421 ceAbstractionStarter]: At program point L894-1(line 894) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:35:00,541 INFO L425 ceAbstractionStarter]: For program point L892(lines 892 899) no Hoare annotation was computed. [2018-11-18 14:35:00,541 INFO L425 ceAbstractionStarter]: For program point L892-1(lines 892 899) no Hoare annotation was computed. [2018-11-18 14:35:00,541 INFO L425 ceAbstractionStarter]: For program point L890(line 890) no Hoare annotation was computed. [2018-11-18 14:35:00,541 INFO L421 ceAbstractionStarter]: At program point L889(line 889) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:35:00,541 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 882 904) no Hoare annotation was computed. [2018-11-18 14:35:00,541 INFO L421 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:35:00,541 INFO L421 ceAbstractionStarter]: At program point L888-1(line 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:35:00,541 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 882 904) no Hoare annotation was computed. [2018-11-18 14:35:00,541 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 837 860) no Hoare annotation was computed. [2018-11-18 14:35:00,541 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 837 860) no Hoare annotation was computed. [2018-11-18 14:35:00,541 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 837 860) no Hoare annotation was computed. [2018-11-18 14:35:00,541 INFO L425 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L853(line 853) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L847(line 847) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L845(line 845) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 163 171) no Hoare annotation was computed. [2018-11-18 14:35:00,542 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 163 171) the Hoare annotation is: true [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 163 171) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 199) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point L191-2(lines 191 199) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 187) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point L179-2(lines 179 187) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 172 207) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 172 207) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 172 207) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 917 923) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 917 923) the Hoare annotation is: true [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 446 491) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 446 491) no Hoare annotation was computed. [2018-11-18 14:35:00,543 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 446 491) no Hoare annotation was computed. [2018-11-18 14:35:00,544 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 759 804) no Hoare annotation was computed. [2018-11-18 14:35:00,544 INFO L425 ceAbstractionStarter]: For program point L779(lines 779 786) no Hoare annotation was computed. [2018-11-18 14:35:00,544 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 759 804) no Hoare annotation was computed. [2018-11-18 14:35:00,544 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 759 804) no Hoare annotation was computed. [2018-11-18 14:35:00,544 INFO L425 ceAbstractionStarter]: For program point L773(lines 773 793) no Hoare annotation was computed. [2018-11-18 14:35:00,544 INFO L425 ceAbstractionStarter]: For program point L773-1(lines 773 793) no Hoare annotation was computed. [2018-11-18 14:35:00,544 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 868 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:35:00,544 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 868 878) no Hoare annotation was computed. [2018-11-18 14:35:00,544 INFO L421 ceAbstractionStarter]: At program point L873(line 873) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:35:00,544 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 868 878) no Hoare annotation was computed. [2018-11-18 14:35:00,544 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 152 162) the Hoare annotation is: true [2018-11-18 14:35:00,544 INFO L428 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: true [2018-11-18 14:35:00,544 INFO L425 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-11-18 14:35:00,545 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 152 162) no Hoare annotation was computed. [2018-11-18 14:35:00,545 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 152 162) no Hoare annotation was computed. [2018-11-18 14:35:00,545 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 144 151) the Hoare annotation is: (or (or (not (= ~methaneLevelCritical~0 1)) (not (= ~systemActive~0 1))) (not (= 1 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:35:00,545 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 144 151) no Hoare annotation was computed. [2018-11-18 14:35:00,545 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 144 151) no Hoare annotation was computed. [2018-11-18 14:35:00,545 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 416 429) no Hoare annotation was computed. [2018-11-18 14:35:00,545 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 426) no Hoare annotation was computed. [2018-11-18 14:35:00,545 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 416 429) the Hoare annotation is: true [2018-11-18 14:35:00,545 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 416 429) no Hoare annotation was computed. [2018-11-18 14:35:00,545 INFO L425 ceAbstractionStarter]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2018-11-18 14:35:00,545 INFO L421 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse2 .cse3 (and (= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse4) (or (or .cse0 .cse3) .cse2) (or .cse1 .cse4)))) [2018-11-18 14:35:00,545 INFO L421 ceAbstractionStarter]: At program point L121(line 121) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or (and (= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 .cse2) .cse3) (or .cse1 .cse4) (or .cse3 .cse2 .cse4)))) [2018-11-18 14:35:00,545 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 127) no Hoare annotation was computed. [2018-11-18 14:35:00,546 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2018-11-18 14:35:00,546 INFO L421 ceAbstractionStarter]: At program point L117(line 117) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse5)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse2) (or (or .cse0 .cse5) .cse4 .cse3)))) [2018-11-18 14:35:00,546 INFO L425 ceAbstractionStarter]: For program point L117-1(line 117) no Hoare annotation was computed. [2018-11-18 14:35:00,546 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse5)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse5 .cse3) (or (or .cse0 .cse5) .cse4 .cse2)))) [2018-11-18 14:35:00,546 INFO L425 ceAbstractionStarter]: For program point L115(lines 115 132) no Hoare annotation was computed. [2018-11-18 14:35:00,546 INFO L421 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse0 .cse3) .cse4) (or .cse1 .cse2 .cse5) (or .cse4 .cse3 .cse5)))) [2018-11-18 14:35:00,546 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2018-11-18 14:35:00,546 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2018-11-18 14:35:00,546 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 231 294) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:35:00,546 INFO L421 ceAbstractionStarter]: At program point L287(lines 240 288) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:35:00,546 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 231 294) no Hoare annotation was computed. [2018-11-18 14:35:00,547 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 281) no Hoare annotation was computed. [2018-11-18 14:35:00,547 INFO L421 ceAbstractionStarter]: At program point L277-2(lines 271 282) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2 .cse5) (and .cse0 .cse3 .cse2 .cse5) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse4 .cse2))) [2018-11-18 14:35:00,547 INFO L425 ceAbstractionStarter]: For program point L242(lines 241 286) no Hoare annotation was computed. [2018-11-18 14:35:00,547 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 282) no Hoare annotation was computed. [2018-11-18 14:35:00,547 INFO L421 ceAbstractionStarter]: At program point L263(line 263) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse5 .cse2))) [2018-11-18 14:35:00,547 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 267) no Hoare annotation was computed. [2018-11-18 14:35:00,547 INFO L425 ceAbstractionStarter]: For program point L261-1(lines 261 267) no Hoare annotation was computed. [2018-11-18 14:35:00,547 INFO L421 ceAbstractionStarter]: At program point L253(line 253) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse5 .cse2))) [2018-11-18 14:35:00,547 INFO L421 ceAbstractionStarter]: At program point L284(lines 241 286) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse5 .cse2))) [2018-11-18 14:35:00,547 INFO L425 ceAbstractionStarter]: For program point L251(lines 251 257) no Hoare annotation was computed. [2018-11-18 14:35:00,547 INFO L425 ceAbstractionStarter]: For program point L251-1(lines 251 257) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L425 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L425 ceAbstractionStarter]: For program point L241-1(lines 241 286) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 231 294) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 740) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 713 758) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L425 ceAbstractionStarter]: For program point L727(lines 727 747) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L425 ceAbstractionStarter]: For program point L727-1(lines 727 747) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 713 758) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 713 758) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L421 ceAbstractionStarter]: At program point L321(line 321) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (or (not (= 0 ~pumpRunning~0)) .cse1)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse2) (or .cse4 .cse3) (or .cse4 (= ~waterLevel~0 1) .cse0 .cse1 (not (= |old(~methAndRunningLastTime~0)| 0)))))) [2018-11-18 14:35:00,548 INFO L425 ceAbstractionStarter]: For program point L319(lines 319 325) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 328) no Hoare annotation was computed. [2018-11-18 14:35:00,548 INFO L421 ceAbstractionStarter]: At program point L316(line 316) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (= ~waterLevel~0 1)) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2) (or (or .cse3 .cse1) .cse2) (or .cse4 .cse5 .cse6 .cse0 .cse1 .cse7) (or .cse4 .cse3 .cse1 (not .cse5) .cse7 .cse6))) [2018-11-18 14:35:00,549 INFO L425 ceAbstractionStarter]: For program point L316-1(line 316) no Hoare annotation was computed. [2018-11-18 14:35:00,549 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 331) no Hoare annotation was computed. [2018-11-18 14:35:00,549 INFO L425 ceAbstractionStarter]: For program point L314-1(lines 306 334) no Hoare annotation was computed. [2018-11-18 14:35:00,549 INFO L421 ceAbstractionStarter]: At program point L312(line 312) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 1))) (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not .cse6)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse5 .cse6 .cse1 (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse5 .cse0 .cse2 .cse3 .cse4 .cse1)))) [2018-11-18 14:35:00,549 INFO L425 ceAbstractionStarter]: For program point L312-1(line 312) no Hoare annotation was computed. [2018-11-18 14:35:00,549 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 306 334) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 1))) (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not .cse6)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse5 .cse6 .cse1 (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse5 .cse0 .cse2 .cse3 .cse4 .cse1)))) [2018-11-18 14:35:00,549 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 306 334) no Hoare annotation was computed. [2018-11-18 14:35:00,549 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 384 406) no Hoare annotation was computed. [2018-11-18 14:35:00,549 INFO L425 ceAbstractionStarter]: For program point L392(lines 392 400) no Hoare annotation was computed. [2018-11-18 14:35:00,549 INFO L425 ceAbstractionStarter]: For program point L392-2(lines 392 400) no Hoare annotation was computed. [2018-11-18 14:35:00,549 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 384 406) no Hoare annotation was computed. [2018-11-18 14:35:00,549 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 384 406) no Hoare annotation was computed. [2018-11-18 14:35:00,549 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 298 305) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 298 305) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 298 305) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 610 712) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point L634(lines 634 638) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point L698(lines 698 709) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 665) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point L659-1(lines 659 679) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point L659-3(lines 659 679) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point L680(lines 658 681) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 610 712) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point L639(lines 639 655) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point L699(lines 699 706) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point L660(lines 659 679) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point L691(line 691) no Hoare annotation was computed. [2018-11-18 14:35:00,550 INFO L425 ceAbstractionStarter]: For program point L691-1(line 691) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 610 712) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 697) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point L675(line 675) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point L675-1(line 675) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 907 916) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 907 916) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 907 916) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 136 143) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 136 143) no Hoare annotation was computed. [2018-11-18 14:35:00,551 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 136 143) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or .cse0 .cse1 .cse2) .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-18 14:35:00,551 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 208 226) no Hoare annotation was computed. [2018-11-18 14:35:00,552 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 221) no Hoare annotation was computed. [2018-11-18 14:35:00,552 INFO L428 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: true [2018-11-18 14:35:00,552 INFO L425 ceAbstractionStarter]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2018-11-18 14:35:00,552 INFO L425 ceAbstractionStarter]: For program point L215-1(line 215) no Hoare annotation was computed. [2018-11-18 14:35:00,552 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 208 226) the Hoare annotation is: true [2018-11-18 14:35:00,552 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 208 226) no Hoare annotation was computed. [2018-11-18 14:35:00,552 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 407 415) no Hoare annotation was computed. [2018-11-18 14:35:00,552 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 407 415) no Hoare annotation was computed. [2018-11-18 14:35:00,552 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 407 415) no Hoare annotation was computed. [2018-11-18 14:35:00,552 INFO L425 ceAbstractionStarter]: For program point L367-1(lines 363 374) no Hoare annotation was computed. [2018-11-18 14:35:00,552 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 363 374) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse1 (or (not (= 0 ~pumpRunning~0)) .cse6)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse3 .cse7) (or (or .cse0 .cse6) .cse5 .cse2) (or .cse1 .cse4 .cse3 .cse7)))) [2018-11-18 14:35:00,552 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 363 374) no Hoare annotation was computed. [2018-11-18 14:35:00,552 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:35:00,552 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 14:35:00,553 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:35:00,553 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 375 383) the Hoare annotation is: true [2018-11-18 14:35:00,553 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 375 383) no Hoare annotation was computed. [2018-11-18 14:35:00,553 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 375 383) no Hoare annotation was computed. [2018-11-18 14:35:00,553 INFO L421 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (let ((.cse9 (= 0 ~methAndRunningLastTime~0)) (.cse10 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (or .cse10 .cse1)) (.cse6 (not (= ~waterLevel~0 1))) (.cse7 (= ~pumpRunning~0 1)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse11 (and (= 1 ~waterLevel~0) .cse9))) (and (or .cse0 (= 0 ~pumpRunning~0) .cse1 .cse2) (or .cse3 .cse1 .cse2 .cse4) (or .cse5 .cse3 (and .cse6 .cse7) .cse8 .cse4) (or .cse0 .cse3 .cse5 (and .cse6 .cse7 .cse9) .cse8) (or .cse10 .cse11 .cse1 .cse12 .cse8 .cse4) (or .cse0 .cse10 .cse1 .cse12 .cse8 .cse11)))) [2018-11-18 14:35:00,553 INFO L421 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse4 (or (not (= 0 |old(~pumpRunning~0)|)) .cse1)) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3) (or .cse6 .cse1 .cse2 .cse0) (or .cse6 .cse4 .cse5)))) [2018-11-18 14:35:00,553 INFO L425 ceAbstractionStarter]: For program point L57(lines 56 75) no Hoare annotation was computed. [2018-11-18 14:35:00,553 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (let ((.cse10 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse11 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse1 (or .cse4 .cse6)) (.cse2 (and .cse10 .cse11)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (= 1 ~waterLevel~0)) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse3 .cse8) (or .cse0 .cse6 .cse9 .cse10) (or .cse0 .cse11 .cse6 .cse9 .cse3) (or .cse1 .cse2 .cse3 .cse8) (or .cse0 .cse4 .cse6 .cse7 .cse3 .cse5) (or .cse6 .cse9 .cse8 .cse10)))) [2018-11-18 14:35:00,553 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2018-11-18 14:35:00,553 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2018-11-18 14:35:00,554 INFO L421 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse8 .cse4)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse10 (= 1 ~waterLevel~0)) (.cse7 (= 0 ~methAndRunningLastTime~0)) (.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse3) (or .cse6 .cse0 (and .cse1 .cse7) .cse2) (or .cse6 .cse4 .cse5 .cse1) (or .cse6 .cse8 .cse4 .cse9 .cse2 .cse10) (or .cse8 (and .cse10 .cse7) .cse4 .cse9 .cse2 .cse3)))) [2018-11-18 14:35:00,554 INFO L428 ceAbstractionStarter]: At program point L832(lines 807 836) the Hoare annotation is: true [2018-11-18 14:35:00,554 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 807 836) no Hoare annotation was computed. [2018-11-18 14:35:00,554 INFO L425 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-11-18 14:35:00,554 INFO L425 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-11-18 14:35:00,554 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 807 836) the Hoare annotation is: true [2018-11-18 14:35:00,554 INFO L425 ceAbstractionStarter]: For program point L821(lines 821 825) no Hoare annotation was computed. [2018-11-18 14:35:00,554 INFO L428 ceAbstractionStarter]: At program point L821-1(lines 821 825) the Hoare annotation is: true [2018-11-18 14:35:00,554 INFO L425 ceAbstractionStarter]: For program point L817-1(lines 817 831) no Hoare annotation was computed. [2018-11-18 14:35:00,554 INFO L428 ceAbstractionStarter]: At program point L817-3(lines 817 831) the Hoare annotation is: true [2018-11-18 14:35:00,554 INFO L428 ceAbstractionStarter]: At program point L813(line 813) the Hoare annotation is: true [2018-11-18 14:35:00,554 INFO L425 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2018-11-18 14:35:00,554 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 339 350) the Hoare annotation is: true [2018-11-18 14:35:00,554 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 339 350) no Hoare annotation was computed. [2018-11-18 14:35:00,555 INFO L425 ceAbstractionStarter]: For program point L343-1(lines 339 350) no Hoare annotation was computed. [2018-11-18 14:35:00,555 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 861 867) no Hoare annotation was computed. [2018-11-18 14:35:00,555 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 861 867) the Hoare annotation is: true [2018-11-18 14:35:00,555 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:35:00,555 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) (= 0 ~methAndRunningLastTime~0)) [2018-11-18 14:35:00,555 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:35:00,555 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:35:00,555 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 85 109) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 .cse2) (or .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse2)))) [2018-11-18 14:35:00,555 INFO L421 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse1 (and (not (= ~waterLevel~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 .cse2) (or (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse2)))) [2018-11-18 14:35:00,555 INFO L425 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2018-11-18 14:35:00,555 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 85 109) no Hoare annotation was computed. [2018-11-18 14:35:00,555 INFO L421 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 .cse2) (or (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse2)))) [2018-11-18 14:35:00,556 INFO L425 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2018-11-18 14:35:00,556 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2018-11-18 14:35:00,556 INFO L421 ceAbstractionStarter]: At program point L104(line 104) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse1)))) [2018-11-18 14:35:00,556 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2018-11-18 14:35:00,556 INFO L421 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2)) (.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (not (= ~methAndRunningLastTime~0 0)) .cse1) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 .cse1 .cse3)))) [2018-11-18 14:35:00,556 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 351 362) no Hoare annotation was computed. [2018-11-18 14:35:00,556 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 351 362) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse3 .cse4 .cse1))) [2018-11-18 14:35:00,556 INFO L425 ceAbstractionStarter]: For program point L355-1(lines 351 362) no Hoare annotation was computed. [2018-11-18 14:35:00,556 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 431 438) no Hoare annotation was computed. [2018-11-18 14:35:00,556 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 431 438) the Hoare annotation is: true [2018-11-18 14:35:00,556 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 435) no Hoare annotation was computed. [2018-11-18 14:35:00,557 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 431 438) no Hoare annotation was computed. [2018-11-18 14:35:00,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:35:00 BoogieIcfgContainer [2018-11-18 14:35:00,567 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:35:00,568 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:35:00,568 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:35:00,568 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:35:00,568 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:34:52" (3/4) ... [2018-11-18 14:35:00,571 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:35:00,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 14:35:00,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 14:35:00,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 14:35:00,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 14:35:00,578 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 14:35:00,579 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 14:35:00,580 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 14:35:00,580 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:35:00,580 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 14:35:00,580 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 14:35:00,586 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-18 14:35:00,587 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:35:00,587 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 14:35:00,610 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0 == \old(pumpRunning)) || (((0 == methaneLevelCritical && pumpRunning == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((pumpRunning == 1 && methaneLevelCritical == 1) && splverifierCounter == 0) [2018-11-18 14:35:00,610 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 14:35:00,647 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8b0236bb-3355-40a7-b585-26ebb10dc7fb/bin-2019/uautomizer/witness.graphml [2018-11-18 14:35:00,647 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:35:00,648 INFO L168 Benchmark]: Toolchain (without parser) took 9509.88 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 402.7 MB). Free memory was 954.8 MB in the beginning and 1.2 GB in the end (delta: -238.5 MB). Peak memory consumption was 164.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,648 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:35:00,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 460.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 954.8 MB in the beginning and 1.1 GB in the end (delta: -176.3 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,649 INFO L168 Benchmark]: Boogie Preprocessor took 62.58 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,649 INFO L168 Benchmark]: RCFGBuilder took 738.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.8 MB). Peak memory consumption was 85.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,649 INFO L168 Benchmark]: TraceAbstraction took 8165.37 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 264.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -169.8 MB). Peak memory consumption was 393.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,650 INFO L168 Benchmark]: Witness Printer took 79.75 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,651 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 460.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 954.8 MB in the beginning and 1.1 GB in the end (delta: -176.3 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.58 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 738.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.8 MB). Peak memory consumption was 85.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8165.37 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 264.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -169.8 MB). Peak memory consumption was 393.5 MB. Max. memory is 11.5 GB. * Witness Printer took 79.75 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 435]: 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: 807]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: (((((((!(0 == \old(pumpRunning)) || (((0 == methaneLevelCritical && pumpRunning == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((pumpRunning == 1 && methaneLevelCritical == 1) && splverifierCounter == 0) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 235 locations, 1 error locations. SAFE Result, 8.1s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 3.2s AutomataDifference, 0.0s DeadEndRemovalTime, 2.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1924 SDtfs, 1160 SDslu, 5828 SDs, 0 SdLazy, 2084 SolverSat, 250 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 435 GetRequests, 349 SyntacticMatches, 3 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=626occurred in iteration=10, 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: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 477 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 1246 PreInvPairs, 1296 NumberOfFragments, 2261 HoareAnnotationTreeSize, 1246 FomulaSimplifications, 5222 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 59 FomulaSimplificationsInter, 7259 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1366 NumberOfCodeBlocks, 1366 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1352 ConstructedInterpolants, 0 QuantifiedInterpolants, 251867 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1592 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 186/194 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...