./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product38_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_b81c5300-b521-4675-9a66-aa0b11d795e3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product38_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/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 8d2ada62bfae5f387fd77a4f29c02d0bf22e8cd9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 14:37:27,859 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:37:27,860 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:37:27,867 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:37:27,867 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:37:27,868 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:37:27,868 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:37:27,869 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:37:27,870 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:37:27,871 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:37:27,872 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:37:27,872 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:37:27,872 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:37:27,873 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:37:27,874 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:37:27,874 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:37:27,875 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:37:27,876 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:37:27,877 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:37:27,878 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:37:27,879 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:37:27,880 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:37:27,881 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:37:27,881 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:37:27,881 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:37:27,882 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:37:27,883 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:37:27,883 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:37:27,884 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:37:27,884 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:37:27,885 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:37:27,885 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:37:27,885 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:37:27,885 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:37:27,886 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:37:27,886 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:37:27,887 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 14:37:27,896 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:37:27,896 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:37:27,897 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:37:27,897 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 14:37:27,898 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:37:27,898 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:37:27,898 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:37:27,898 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:37:27,898 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:37:27,898 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:37:27,898 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:37:27,899 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:37:27,899 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:37:27,899 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:37:27,899 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:37:27,899 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:37:27,899 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:37:27,899 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:37:27,899 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:37:27,900 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:37:27,900 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:37:27,900 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:37:27,900 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:37:27,900 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:37:27,900 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:37:27,900 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:37:27,901 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:37:27,901 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 14:37:27,901 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:37:27,901 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:37:27,901 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_b81c5300-b521-4675-9a66-aa0b11d795e3/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 -> 8d2ada62bfae5f387fd77a4f29c02d0bf22e8cd9 [2018-11-18 14:37:27,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:37:27,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:37:27,933 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:37:27,934 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:37:27,934 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:37:27,934 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product38_true-unreach-call_false-termination.cil.c [2018-11-18 14:37:27,968 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/bin-2019/uautomizer/data/127ad0d4b/656c604858c7451b8ef0e30d32e2c11a/FLAG30fa4d9c4 [2018-11-18 14:37:28,398 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:37:28,398 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/sv-benchmarks/c/product-lines/minepump_spec2_product38_true-unreach-call_false-termination.cil.c [2018-11-18 14:37:28,406 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/bin-2019/uautomizer/data/127ad0d4b/656c604858c7451b8ef0e30d32e2c11a/FLAG30fa4d9c4 [2018-11-18 14:37:28,414 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/bin-2019/uautomizer/data/127ad0d4b/656c604858c7451b8ef0e30d32e2c11a [2018-11-18 14:37:28,416 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:37:28,417 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:37:28,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:37:28,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:37:28,420 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:37:28,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:37:28" (1/1) ... [2018-11-18 14:37:28,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c3b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:28, skipping insertion in model container [2018-11-18 14:37:28,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:37:28" (1/1) ... [2018-11-18 14:37:28,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:37:28,459 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:37:28,641 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:37:28,649 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:37:28,754 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:37:28,775 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:37:28,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:28 WrapperNode [2018-11-18 14:37:28,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:37:28,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:37:28,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:37:28,776 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:37:28,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:28" (1/1) ... [2018-11-18 14:37:28,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:28" (1/1) ... [2018-11-18 14:37:28,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:28" (1/1) ... [2018-11-18 14:37:28,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:28" (1/1) ... [2018-11-18 14:37:28,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:28" (1/1) ... [2018-11-18 14:37:28,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:28" (1/1) ... [2018-11-18 14:37:28,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:28" (1/1) ... [2018-11-18 14:37:28,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:37:28,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:37:28,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:37:28,840 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:37:28,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/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 14:37:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:37:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:37:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 14:37:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 14:37:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-18 14:37:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-18 14:37:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 14:37:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 14:37:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 14:37:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 14:37:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 14:37:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 14:37:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:37:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 14:37:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 14:37:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 14:37:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 14:37:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 14:37:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 14:37:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 14:37:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 14:37:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 14:37:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 14:37:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 14:37:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 14:37:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 14:37:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:37:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 14:37:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 14:37:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 14:37:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 14:37:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 14:37:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 14:37:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 14:37:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 14:37:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 14:37:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 14:37:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 14:37:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 14:37:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 14:37:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:37:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 14:37:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 14:37:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 14:37:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 14:37:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 14:37:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-18 14:37:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-18 14:37:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 14:37:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 14:37:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 14:37:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 14:37:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 14:37:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 14:37:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 14:37:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 14:37:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 14:37:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 14:37:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 14:37:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 14:37:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 14:37:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 14:37:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 14:37:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:37:28,885 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 14:37:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:37:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 14:37:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 14:37:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 14:37:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 14:37:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 14:37:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 14:37:28,886 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 14:37:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:37:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 14:37:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 14:37:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 14:37:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 14:37:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 14:37:28,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 14:37:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:37:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 14:37:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 14:37:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:37:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 14:37:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 14:37:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:37:28,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 14:37:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 14:37:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 14:37:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:37:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:37:28,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:37:29,547 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:37:29,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:37:29 BoogieIcfgContainer [2018-11-18 14:37:29,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:37:29,548 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:37:29,548 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:37:29,550 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:37:29,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:37:28" (1/3) ... [2018-11-18 14:37:29,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@524a4aed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:37:29, skipping insertion in model container [2018-11-18 14:37:29,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:28" (2/3) ... [2018-11-18 14:37:29,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@524a4aed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:37:29, skipping insertion in model container [2018-11-18 14:37:29,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:37:29" (3/3) ... [2018-11-18 14:37:29,553 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product38_true-unreach-call_false-termination.cil.c [2018-11-18 14:37:29,559 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:37:29,564 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:37:29,572 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:37:29,592 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:37:29,592 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:37:29,592 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:37:29,592 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:37:29,592 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:37:29,592 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:37:29,593 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:37:29,593 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:37:29,593 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:37:29,607 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2018-11-18 14:37:29,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 14:37:29,613 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:29,613 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 14:37:29,615 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:29,618 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:29,619 INFO L82 PathProgramCache]: Analyzing trace with hash -336073043, now seen corresponding path program 1 times [2018-11-18 14:37:29,620 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:29,620 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:29,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:29,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:29,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:29,808 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 14:37:29,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:29,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:37:29,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:37:29,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:37:29,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:37:29,822 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 2 states. [2018-11-18 14:37:29,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:29,847 INFO L93 Difference]: Finished difference Result 264 states and 327 transitions. [2018-11-18 14:37:29,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:37:29,848 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-18 14:37:29,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:29,855 INFO L225 Difference]: With dead ends: 264 [2018-11-18 14:37:29,855 INFO L226 Difference]: Without dead ends: 134 [2018-11-18 14:37:29,857 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 14:37:29,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-11-18 14:37:29,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-11-18 14:37:29,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-11-18 14:37:29,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 157 transitions. [2018-11-18 14:37:29,888 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 157 transitions. Word has length 51 [2018-11-18 14:37:29,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:29,888 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 157 transitions. [2018-11-18 14:37:29,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:37:29,889 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 157 transitions. [2018-11-18 14:37:29,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 14:37:29,890 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:29,891 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 14:37:29,891 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:29,891 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:29,891 INFO L82 PathProgramCache]: Analyzing trace with hash 21685734, now seen corresponding path program 1 times [2018-11-18 14:37:29,891 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:29,891 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:29,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:29,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:29,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:29,977 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 14:37:29,977 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:29,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:37:29,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:37:29,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:37:29,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:37:29,980 INFO L87 Difference]: Start difference. First operand 134 states and 157 transitions. Second operand 3 states. [2018-11-18 14:37:29,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:29,998 INFO L93 Difference]: Finished difference Result 207 states and 243 transitions. [2018-11-18 14:37:29,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:37:29,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 14:37:29,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:30,000 INFO L225 Difference]: With dead ends: 207 [2018-11-18 14:37:30,000 INFO L226 Difference]: Without dead ends: 124 [2018-11-18 14:37:30,001 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 14:37:30,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-18 14:37:30,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-18 14:37:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-18 14:37:30,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 144 transitions. [2018-11-18 14:37:30,011 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 144 transitions. Word has length 53 [2018-11-18 14:37:30,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:30,011 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 144 transitions. [2018-11-18 14:37:30,011 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:37:30,012 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2018-11-18 14:37:30,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 14:37:30,013 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:30,013 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] [2018-11-18 14:37:30,013 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:30,014 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:30,014 INFO L82 PathProgramCache]: Analyzing trace with hash -1243938997, now seen corresponding path program 1 times [2018-11-18 14:37:30,014 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:30,014 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:30,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:30,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:30,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:30,154 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 14:37:30,155 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:30,155 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:37:30,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:37:30,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:37:30,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:37:30,156 INFO L87 Difference]: Start difference. First operand 124 states and 144 transitions. Second operand 7 states. [2018-11-18 14:37:30,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:30,409 INFO L93 Difference]: Finished difference Result 220 states and 261 transitions. [2018-11-18 14:37:30,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:37:30,409 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-11-18 14:37:30,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:30,411 INFO L225 Difference]: With dead ends: 220 [2018-11-18 14:37:30,411 INFO L226 Difference]: Without dead ends: 124 [2018-11-18 14:37:30,412 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 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 14:37:30,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-18 14:37:30,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-18 14:37:30,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-18 14:37:30,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 143 transitions. [2018-11-18 14:37:30,421 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 143 transitions. Word has length 58 [2018-11-18 14:37:30,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:30,422 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 143 transitions. [2018-11-18 14:37:30,422 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:37:30,422 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 143 transitions. [2018-11-18 14:37:30,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 14:37:30,424 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:30,424 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] [2018-11-18 14:37:30,424 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:30,424 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:30,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1377984927, now seen corresponding path program 1 times [2018-11-18 14:37:30,424 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:30,425 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:30,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:30,425 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:30,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:30,513 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 14:37:30,513 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:30,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 14:37:30,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 14:37:30,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 14:37:30,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:37:30,514 INFO L87 Difference]: Start difference. First operand 124 states and 143 transitions. Second operand 5 states. [2018-11-18 14:37:30,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:30,880 INFO L93 Difference]: Finished difference Result 323 states and 391 transitions. [2018-11-18 14:37:30,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:37:30,880 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2018-11-18 14:37:30,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:30,882 INFO L225 Difference]: With dead ends: 323 [2018-11-18 14:37:30,882 INFO L226 Difference]: Without dead ends: 227 [2018-11-18 14:37:30,883 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 14:37:30,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2018-11-18 14:37:30,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 207. [2018-11-18 14:37:30,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2018-11-18 14:37:30,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 237 transitions. [2018-11-18 14:37:30,906 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 237 transitions. Word has length 71 [2018-11-18 14:37:30,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:30,907 INFO L480 AbstractCegarLoop]: Abstraction has 207 states and 237 transitions. [2018-11-18 14:37:30,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 14:37:30,907 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 237 transitions. [2018-11-18 14:37:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 14:37:30,909 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:30,909 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] [2018-11-18 14:37:30,911 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:30,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:30,911 INFO L82 PathProgramCache]: Analyzing trace with hash 1194318014, now seen corresponding path program 1 times [2018-11-18 14:37:30,911 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:30,912 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:30,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:30,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:30,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:31,018 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 14:37:31,018 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:31,018 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 14:37:31,019 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:37:31,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:37:31,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:37:31,019 INFO L87 Difference]: Start difference. First operand 207 states and 237 transitions. Second operand 8 states. [2018-11-18 14:37:31,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:31,063 INFO L93 Difference]: Finished difference Result 393 states and 463 transitions. [2018-11-18 14:37:31,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:37:31,065 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 85 [2018-11-18 14:37:31,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:31,068 INFO L225 Difference]: With dead ends: 393 [2018-11-18 14:37:31,068 INFO L226 Difference]: Without dead ends: 214 [2018-11-18 14:37:31,069 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 14:37:31,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-11-18 14:37:31,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 211. [2018-11-18 14:37:31,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2018-11-18 14:37:31,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 241 transitions. [2018-11-18 14:37:31,085 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 241 transitions. Word has length 85 [2018-11-18 14:37:31,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:31,085 INFO L480 AbstractCegarLoop]: Abstraction has 211 states and 241 transitions. [2018-11-18 14:37:31,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:37:31,085 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 241 transitions. [2018-11-18 14:37:31,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 14:37:31,086 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:31,087 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] [2018-11-18 14:37:31,087 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:31,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:31,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1171685760, now seen corresponding path program 1 times [2018-11-18 14:37:31,087 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:31,087 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:31,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:31,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:31,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:31,189 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 14:37:31,189 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:31,189 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:37:31,189 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:37:31,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:37:31,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:37:31,190 INFO L87 Difference]: Start difference. First operand 211 states and 241 transitions. Second operand 6 states. [2018-11-18 14:37:31,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:31,348 INFO L93 Difference]: Finished difference Result 559 states and 659 transitions. [2018-11-18 14:37:31,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:37:31,349 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2018-11-18 14:37:31,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:31,350 INFO L225 Difference]: With dead ends: 559 [2018-11-18 14:37:31,350 INFO L226 Difference]: Without dead ends: 376 [2018-11-18 14:37:31,351 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 14:37:31,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2018-11-18 14:37:31,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 370. [2018-11-18 14:37:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2018-11-18 14:37:31,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 422 transitions. [2018-11-18 14:37:31,372 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 422 transitions. Word has length 85 [2018-11-18 14:37:31,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:31,372 INFO L480 AbstractCegarLoop]: Abstraction has 370 states and 422 transitions. [2018-11-18 14:37:31,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:37:31,372 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 422 transitions. [2018-11-18 14:37:31,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 14:37:31,373 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:31,373 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 14:37:31,374 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:31,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:31,374 INFO L82 PathProgramCache]: Analyzing trace with hash 765531676, now seen corresponding path program 1 times [2018-11-18 14:37:31,374 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:31,374 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:31,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:31,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:31,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:31,437 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 14:37:31,437 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:31,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:37:31,438 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:37:31,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:37:31,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:37:31,438 INFO L87 Difference]: Start difference. First operand 370 states and 422 transitions. Second operand 7 states. [2018-11-18 14:37:31,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:31,776 INFO L93 Difference]: Finished difference Result 745 states and 874 transitions. [2018-11-18 14:37:31,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 14:37:31,776 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2018-11-18 14:37:31,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:31,778 INFO L225 Difference]: With dead ends: 745 [2018-11-18 14:37:31,778 INFO L226 Difference]: Without dead ends: 403 [2018-11-18 14:37:31,779 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 14:37:31,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2018-11-18 14:37:31,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 369. [2018-11-18 14:37:31,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2018-11-18 14:37:31,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 419 transitions. [2018-11-18 14:37:31,797 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 419 transitions. Word has length 89 [2018-11-18 14:37:31,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:31,798 INFO L480 AbstractCegarLoop]: Abstraction has 369 states and 419 transitions. [2018-11-18 14:37:31,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:37:31,798 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 419 transitions. [2018-11-18 14:37:31,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 14:37:31,799 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:31,799 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] [2018-11-18 14:37:31,799 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:31,799 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:31,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1635815852, now seen corresponding path program 1 times [2018-11-18 14:37:31,799 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:31,799 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:31,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:31,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:31,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:31,868 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 14:37:31,869 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:31,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:37:31,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:37:31,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:37:31,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:37:31,869 INFO L87 Difference]: Start difference. First operand 369 states and 419 transitions. Second operand 6 states. [2018-11-18 14:37:31,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:31,910 INFO L93 Difference]: Finished difference Result 720 states and 830 transitions. [2018-11-18 14:37:31,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:37:31,913 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2018-11-18 14:37:31,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:31,915 INFO L225 Difference]: With dead ends: 720 [2018-11-18 14:37:31,915 INFO L226 Difference]: Without dead ends: 379 [2018-11-18 14:37:31,916 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 14:37:31,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-18 14:37:31,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-18 14:37:31,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-18 14:37:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 429 transitions. [2018-11-18 14:37:31,933 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 429 transitions. Word has length 90 [2018-11-18 14:37:31,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:31,934 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 429 transitions. [2018-11-18 14:37:31,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:37:31,934 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 429 transitions. [2018-11-18 14:37:31,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 14:37:31,935 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:31,935 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] [2018-11-18 14:37:31,935 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:31,935 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:31,936 INFO L82 PathProgramCache]: Analyzing trace with hash -232070673, now seen corresponding path program 1 times [2018-11-18 14:37:31,936 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:31,936 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:31,939 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:31,939 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:31,939 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:31,997 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 14:37:31,997 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:31,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 14:37:31,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 14:37:31,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 14:37:31,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:37:31,998 INFO L87 Difference]: Start difference. First operand 379 states and 429 transitions. Second operand 4 states. [2018-11-18 14:37:32,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:32,133 INFO L93 Difference]: Finished difference Result 1146 states and 1366 transitions. [2018-11-18 14:37:32,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 14:37:32,134 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 90 [2018-11-18 14:37:32,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:32,136 INFO L225 Difference]: With dead ends: 1146 [2018-11-18 14:37:32,136 INFO L226 Difference]: Without dead ends: 795 [2018-11-18 14:37:32,137 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 14:37:32,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2018-11-18 14:37:32,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 513. [2018-11-18 14:37:32,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2018-11-18 14:37:32,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 576 transitions. [2018-11-18 14:37:32,160 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 576 transitions. Word has length 90 [2018-11-18 14:37:32,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:32,161 INFO L480 AbstractCegarLoop]: Abstraction has 513 states and 576 transitions. [2018-11-18 14:37:32,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 14:37:32,161 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 576 transitions. [2018-11-18 14:37:32,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 14:37:32,162 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:32,162 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:37:32,162 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:32,162 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:32,162 INFO L82 PathProgramCache]: Analyzing trace with hash -412125387, now seen corresponding path program 1 times [2018-11-18 14:37:32,163 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:32,163 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:32,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:32,163 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:32,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:32,200 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 14:37:32,200 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:32,201 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:37:32,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:37:32,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:37:32,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:37:32,201 INFO L87 Difference]: Start difference. First operand 513 states and 576 transitions. Second operand 3 states. [2018-11-18 14:37:32,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:32,234 INFO L93 Difference]: Finished difference Result 783 states and 895 transitions. [2018-11-18 14:37:32,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:37:32,235 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2018-11-18 14:37:32,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:32,237 INFO L225 Difference]: With dead ends: 783 [2018-11-18 14:37:32,237 INFO L226 Difference]: Without dead ends: 780 [2018-11-18 14:37:32,238 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 14:37:32,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2018-11-18 14:37:32,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 654. [2018-11-18 14:37:32,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 654 states. [2018-11-18 14:37:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 654 states and 745 transitions. [2018-11-18 14:37:32,261 INFO L78 Accepts]: Start accepts. Automaton has 654 states and 745 transitions. Word has length 94 [2018-11-18 14:37:32,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:32,261 INFO L480 AbstractCegarLoop]: Abstraction has 654 states and 745 transitions. [2018-11-18 14:37:32,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:37:32,261 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 745 transitions. [2018-11-18 14:37:32,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 14:37:32,264 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:32,264 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, 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 14:37:32,264 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:32,264 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:32,264 INFO L82 PathProgramCache]: Analyzing trace with hash -899422329, now seen corresponding path program 1 times [2018-11-18 14:37:32,265 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:32,265 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:32,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:32,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:32,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:32,389 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 14:37:32,390 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:37:32,390 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/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 14:37:32,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:32,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:37:32,720 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 14:37:32,746 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:37:32,746 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 14:37:32,746 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 14:37:32,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 14:37:32,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:37:32,747 INFO L87 Difference]: Start difference. First operand 654 states and 745 transitions. Second operand 19 states. [2018-11-18 14:37:33,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:33,604 INFO L93 Difference]: Finished difference Result 1217 states and 1396 transitions. [2018-11-18 14:37:33,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 14:37:33,604 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 154 [2018-11-18 14:37:33,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:33,606 INFO L225 Difference]: With dead ends: 1217 [2018-11-18 14:37:33,606 INFO L226 Difference]: Without dead ends: 591 [2018-11-18 14:37:33,607 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 151 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 14:37:33,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2018-11-18 14:37:33,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 562. [2018-11-18 14:37:33,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 562 states. [2018-11-18 14:37:33,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 630 transitions. [2018-11-18 14:37:33,630 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 630 transitions. Word has length 154 [2018-11-18 14:37:33,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:33,631 INFO L480 AbstractCegarLoop]: Abstraction has 562 states and 630 transitions. [2018-11-18 14:37:33,631 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 14:37:33,631 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 630 transitions. [2018-11-18 14:37:33,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 14:37:33,633 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:33,633 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, 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 14:37:33,633 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:33,633 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:33,633 INFO L82 PathProgramCache]: Analyzing trace with hash -260463025, now seen corresponding path program 1 times [2018-11-18 14:37:33,634 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:37:33,634 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:37:33,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:33,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:33,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:33,698 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 14:37:33,698 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:37:33,698 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/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 14:37:33,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:33,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:33,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:37:33,805 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:37:33,820 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:37:33,821 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-18 14:37:33,821 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:37:33,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:37:33,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:37:33,821 INFO L87 Difference]: Start difference. First operand 562 states and 630 transitions. Second operand 8 states. [2018-11-18 14:37:33,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:33,951 INFO L93 Difference]: Finished difference Result 903 states and 1021 transitions. [2018-11-18 14:37:33,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:37:33,952 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 154 [2018-11-18 14:37:33,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:33,952 INFO L225 Difference]: With dead ends: 903 [2018-11-18 14:37:33,952 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:37:33,953 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 156 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 14:37:33,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:37:33,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:37:33,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:37:33,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:37:33,954 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2018-11-18 14:37:33,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:33,954 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:37:33,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:37:33,954 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:37:33,954 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:37:33,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:37:33,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:33,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:33,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:33,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:33,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:33,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:33,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:37:34,428 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 37 [2018-11-18 14:37:34,531 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 27 [2018-11-18 14:37:35,263 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2018-11-18 14:37:35,893 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 42 [2018-11-18 14:37:36,384 INFO L425 ceAbstractionStarter]: For program point L667(lines 667 671) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point L667-1(lines 667 671) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point L662(line 662) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point L661-1(lines 661 682) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 636 691) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point L661-3(lines 661 682) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point L683(lines 660 684) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 636 691) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 636 691) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point L737(line 737) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point L737-1(line 737) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point L719(line 719) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 692 751) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 692 751) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point L744(lines 717 745) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 692 751) no Hoare annotation was computed. [2018-11-18 14:37:36,385 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 728) no Hoare annotation was computed. [2018-11-18 14:37:36,386 INFO L425 ceAbstractionStarter]: For program point L724-1(lines 724 728) no Hoare annotation was computed. [2018-11-18 14:37:36,386 INFO L425 ceAbstractionStarter]: For program point L718-1(lines 718 743) no Hoare annotation was computed. [2018-11-18 14:37:36,386 INFO L425 ceAbstractionStarter]: For program point L718-3(lines 718 743) no Hoare annotation was computed. [2018-11-18 14:37:36,386 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 111 117) the Hoare annotation is: true [2018-11-18 14:37:36,386 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 111 117) no Hoare annotation was computed. [2018-11-18 14:37:36,386 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 118 126) no Hoare annotation was computed. [2018-11-18 14:37:36,386 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 118 126) the Hoare annotation is: true [2018-11-18 14:37:36,386 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 118 126) no Hoare annotation was computed. [2018-11-18 14:37:36,386 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 465 487) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:37:36,387 INFO L421 ceAbstractionStarter]: At program point L477(line 477) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~5 1) (= 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 14:37:36,388 INFO L421 ceAbstractionStarter]: At program point L477-1(line 477) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~5 1) (= 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 14:37:36,388 INFO L425 ceAbstractionStarter]: For program point L475(lines 475 482) no Hoare annotation was computed. [2018-11-18 14:37:36,388 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 475 482) no Hoare annotation was computed. [2018-11-18 14:37:36,388 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-18 14:37:36,388 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 465 487) no Hoare annotation was computed. [2018-11-18 14:37:36,388 INFO L421 ceAbstractionStarter]: At program point L472(line 472) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:37:36,388 INFO L421 ceAbstractionStarter]: At program point L471(line 471) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:37:36,388 INFO L421 ceAbstractionStarter]: At program point L471-1(line 471) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:37:36,388 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 465 487) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 423 446) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 423 446) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 423 446) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point L441(line 441) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point L435(line 435) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point L432(line 432) no Hoare annotation was computed. [2018-11-18 14:37:36,389 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 249 257) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 249 257) the Hoare annotation is: true [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 249 257) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point L288(line 288) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 285) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point L277-2(lines 277 285) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 258 293) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 273) no Hoare annotation was computed. [2018-11-18 14:37:36,390 INFO L425 ceAbstractionStarter]: For program point L265-2(lines 265 273) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 258 293) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 258 293) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 104 110) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 104 110) the Hoare annotation is: true [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 590 635) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 590 635) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 590 635) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point L923(lines 923 930) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 903 948) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 937) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point L917-1(lines 917 937) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 903 948) no Hoare annotation was computed. [2018-11-18 14:37:36,391 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 903 948) no Hoare annotation was computed. [2018-11-18 14:37:36,392 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 454 464) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:37:36,392 INFO L421 ceAbstractionStarter]: At program point L459(line 459) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:37:36,392 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 454 464) no Hoare annotation was computed. [2018-11-18 14:37:36,392 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 454 464) no Hoare annotation was computed. [2018-11-18 14:37:36,392 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 238 248) the Hoare annotation is: true [2018-11-18 14:37:36,392 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 238 248) no Hoare annotation was computed. [2018-11-18 14:37:36,392 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 238 248) no Hoare annotation was computed. [2018-11-18 14:37:36,392 INFO L428 ceAbstractionStarter]: At program point L243(line 243) the Hoare annotation is: true [2018-11-18 14:37:36,392 INFO L425 ceAbstractionStarter]: For program point L243-1(line 243) no Hoare annotation was computed. [2018-11-18 14:37:36,392 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 230 237) 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 14:37:36,392 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 230 237) no Hoare annotation was computed. [2018-11-18 14:37:36,392 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 230 237) no Hoare annotation was computed. [2018-11-18 14:37:36,393 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 579) no Hoare annotation was computed. [2018-11-18 14:37:36,393 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 569 582) no Hoare annotation was computed. [2018-11-18 14:37:36,393 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 569 582) the Hoare annotation is: true [2018-11-18 14:37:36,393 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 569 582) no Hoare annotation was computed. [2018-11-18 14:37:36,393 INFO L421 ceAbstractionStarter]: At program point L216(line 216) 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 14:37:36,393 INFO L425 ceAbstractionStarter]: For program point L216-1(lines 197 221) no Hoare annotation was computed. [2018-11-18 14:37:36,393 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 197 221) no Hoare annotation was computed. [2018-11-18 14:37:36,393 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 197 221) 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 14:37:36,393 INFO L421 ceAbstractionStarter]: At program point L211(line 211) 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 .cse4 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (or .cse0 .cse3) .cse2) (or .cse1 .cse4)))) [2018-11-18 14:37:36,394 INFO L421 ceAbstractionStarter]: At program point L207(line 207) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (or (not (= 0 |old(~pumpRunning~0)|)) .cse1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 .cse1) .cse2) (or .cse0 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 .cse4) (or .cse2 .cse1 .cse4)))) [2018-11-18 14:37:36,394 INFO L425 ceAbstractionStarter]: For program point L205(lines 205 213) no Hoare annotation was computed. [2018-11-18 14:37:36,394 INFO L421 ceAbstractionStarter]: At program point L203(line 203) 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 14:37:36,394 INFO L425 ceAbstractionStarter]: For program point L203-1(line 203) no Hoare annotation was computed. [2018-11-18 14:37:36,394 INFO L425 ceAbstractionStarter]: For program point L201(lines 201 218) no Hoare annotation was computed. [2018-11-18 14:37:36,394 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 163 169) no Hoare annotation was computed. [2018-11-18 14:37:36,394 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 163 169) the Hoare annotation is: true [2018-11-18 14:37:36,394 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 325 390) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:37:36,394 INFO L421 ceAbstractionStarter]: At program point L380(lines 335 382) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse6 .cse2 .cse3))) [2018-11-18 14:37:36,395 INFO L421 ceAbstractionStarter]: At program point L347(line 347) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse6 .cse2 .cse3))) [2018-11-18 14:37:36,395 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 351) no Hoare annotation was computed. [2018-11-18 14:37:36,395 INFO L425 ceAbstractionStarter]: For program point L345-1(lines 345 351) no Hoare annotation was computed. [2018-11-18 14:37:36,395 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 325 390) no Hoare annotation was computed. [2018-11-18 14:37:36,395 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 341) no Hoare annotation was computed. [2018-11-18 14:37:36,395 INFO L425 ceAbstractionStarter]: For program point L335-1(lines 335 382) no Hoare annotation was computed. [2018-11-18 14:37:36,395 INFO L421 ceAbstractionStarter]: At program point L383(lines 334 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:37:36,395 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 377) no Hoare annotation was computed. [2018-11-18 14:37:36,395 INFO L421 ceAbstractionStarter]: At program point L373-2(lines 365 378) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3 .cse6) (and .cse0 .cse4 .cse2 .cse3 .cse6) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse5 .cse2 .cse3))) [2018-11-18 14:37:36,395 INFO L425 ceAbstractionStarter]: For program point L336(lines 335 382) no Hoare annotation was computed. [2018-11-18 14:37:36,395 INFO L421 ceAbstractionStarter]: At program point L367(line 367) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3 .cse6) (and .cse0 .cse4 .cse2 .cse3 .cse6) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse5 .cse2 .cse3))) [2018-11-18 14:37:36,396 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 378) no Hoare annotation was computed. [2018-11-18 14:37:36,396 INFO L421 ceAbstractionStarter]: At program point L357(line 357) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse6 .cse2 .cse3))) [2018-11-18 14:37:36,396 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 361) no Hoare annotation was computed. [2018-11-18 14:37:36,396 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 325 390) no Hoare annotation was computed. [2018-11-18 14:37:36,396 INFO L425 ceAbstractionStarter]: For program point L355-1(lines 355 361) no Hoare annotation was computed. [2018-11-18 14:37:36,396 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 857 902) no Hoare annotation was computed. [2018-11-18 14:37:36,396 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 857 902) no Hoare annotation was computed. [2018-11-18 14:37:36,396 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 857 902) no Hoare annotation was computed. [2018-11-18 14:37:36,396 INFO L425 ceAbstractionStarter]: For program point L877(lines 877 884) no Hoare annotation was computed. [2018-11-18 14:37:36,396 INFO L425 ceAbstractionStarter]: For program point L871(lines 871 891) no Hoare annotation was computed. [2018-11-18 14:37:36,396 INFO L425 ceAbstractionStarter]: For program point L871-1(lines 871 891) no Hoare annotation was computed. [2018-11-18 14:37:36,396 INFO L425 ceAbstractionStarter]: For program point L66-1(line 66) no Hoare annotation was computed. [2018-11-18 14:37:36,397 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 60 88) 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 14:37:36,397 INFO L421 ceAbstractionStarter]: At program point L75(line 75) 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 14:37:36,397 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2018-11-18 14:37:36,397 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 82) no Hoare annotation was computed. [2018-11-18 14:37:36,397 INFO L421 ceAbstractionStarter]: At program point L70(line 70) 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 14:37:36,397 INFO L425 ceAbstractionStarter]: For program point L70-1(line 70) no Hoare annotation was computed. [2018-11-18 14:37:36,397 INFO L425 ceAbstractionStarter]: For program point L68(lines 68 85) no Hoare annotation was computed. [2018-11-18 14:37:36,397 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 60 88) no Hoare annotation was computed. [2018-11-18 14:37:36,397 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 60 88) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L421 ceAbstractionStarter]: At program point L66(line 66) 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 14:37:36,398 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 52 59) 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 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 52 59) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 52 59) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 553) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point L545-2(lines 545 553) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 537 559) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 537 559) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 537 559) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 94 103) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 94 103) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 94 103) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point L803-3(lines 803 823) no Hoare annotation was computed. [2018-11-18 14:37:36,398 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 754 856) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L824(lines 802 825) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 799) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L843(lines 843 850) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 754 856) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L804(lines 803 823) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L800(lines 800 841) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 754 856) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L778(lines 778 782) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 853) no Hoare annotation was computed. [2018-11-18 14:37:36,399 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 809) no Hoare annotation was computed. [2018-11-18 14:37:36,400 INFO L425 ceAbstractionStarter]: For program point L803-1(lines 803 823) no Hoare annotation was computed. [2018-11-18 14:37:36,400 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:37:36,400 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 14:37:36,400 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:37:36,400 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 222 229) no Hoare annotation was computed. [2018-11-18 14:37:36,400 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 222 229) no Hoare annotation was computed. [2018-11-18 14:37:36,400 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 222 229) 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 14:37:36,400 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 294 312) no Hoare annotation was computed. [2018-11-18 14:37:36,400 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 307) no Hoare annotation was computed. [2018-11-18 14:37:36,400 INFO L428 ceAbstractionStarter]: At program point L301(line 301) the Hoare annotation is: true [2018-11-18 14:37:36,400 INFO L425 ceAbstractionStarter]: For program point L303-2(lines 303 307) no Hoare annotation was computed. [2018-11-18 14:37:36,400 INFO L425 ceAbstractionStarter]: For program point L301-1(line 301) no Hoare annotation was computed. [2018-11-18 14:37:36,400 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 294 312) the Hoare annotation is: true [2018-11-18 14:37:36,401 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 294 312) no Hoare annotation was computed. [2018-11-18 14:37:36,401 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 560 568) no Hoare annotation was computed. [2018-11-18 14:37:36,401 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 560 568) no Hoare annotation was computed. [2018-11-18 14:37:36,401 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 560 568) no Hoare annotation was computed. [2018-11-18 14:37:36,401 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 516 527) 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 14:37:36,401 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 516 527) no Hoare annotation was computed. [2018-11-18 14:37:36,401 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 516 527) no Hoare annotation was computed. [2018-11-18 14:37:36,401 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:37:36,401 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 14:37:36,401 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:37:36,401 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 528 536) the Hoare annotation is: true [2018-11-18 14:37:36,401 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 528 536) no Hoare annotation was computed. [2018-11-18 14:37:36,401 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 528 536) no Hoare annotation was computed. [2018-11-18 14:37:36,402 INFO L421 ceAbstractionStarter]: At program point L152(line 152) 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 14:37:36,402 INFO L421 ceAbstractionStarter]: At program point L150(lines 150 156) 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 14:37:36,402 INFO L421 ceAbstractionStarter]: At program point L145(line 145) 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 14:37:36,402 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 139 162) 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 14:37:36,402 INFO L425 ceAbstractionStarter]: For program point L143(lines 142 161) no Hoare annotation was computed. [2018-11-18 14:37:36,402 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 139 162) no Hoare annotation was computed. [2018-11-18 14:37:36,402 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 139 162) no Hoare annotation was computed. [2018-11-18 14:37:36,403 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 393 422) no Hoare annotation was computed. [2018-11-18 14:37:36,403 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 411) no Hoare annotation was computed. [2018-11-18 14:37:36,403 INFO L428 ceAbstractionStarter]: At program point L407-1(lines 407 411) the Hoare annotation is: true [2018-11-18 14:37:36,403 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 403 417) no Hoare annotation was computed. [2018-11-18 14:37:36,403 INFO L428 ceAbstractionStarter]: At program point L403-3(lines 403 417) the Hoare annotation is: true [2018-11-18 14:37:36,403 INFO L428 ceAbstractionStarter]: At program point L399(line 399) the Hoare annotation is: true [2018-11-18 14:37:36,403 INFO L425 ceAbstractionStarter]: For program point L399-1(line 399) no Hoare annotation was computed. [2018-11-18 14:37:36,403 INFO L428 ceAbstractionStarter]: At program point L418(lines 393 422) the Hoare annotation is: true [2018-11-18 14:37:36,403 INFO L425 ceAbstractionStarter]: For program point L414(line 414) no Hoare annotation was computed. [2018-11-18 14:37:36,403 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 393 422) the Hoare annotation is: true [2018-11-18 14:37:36,403 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-18 14:37:36,403 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 492 503) no Hoare annotation was computed. [2018-11-18 14:37:36,403 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 492 503) the Hoare annotation is: true [2018-11-18 14:37:36,403 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 492 503) no Hoare annotation was computed. [2018-11-18 14:37:36,403 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 447 453) no Hoare annotation was computed. [2018-11-18 14:37:36,404 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 447 453) the Hoare annotation is: true [2018-11-18 14:37:36,404 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:37:36,404 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 14:37:36,404 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:37:36,404 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:37:36,404 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 313 320) no Hoare annotation was computed. [2018-11-18 14:37:36,404 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 313 320) the Hoare annotation is: (let ((.cse4 (not (= |old(~systemActive~0)| 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= 0 ~pumpRunning~0)) .cse4)) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse1 (= ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3 .cse1) (or .cse6 .cse0 .cse1 .cse2) (or .cse6 .cse4 .cse5 .cse1)))) [2018-11-18 14:37:36,404 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 313 320) no Hoare annotation was computed. [2018-11-18 14:37:36,404 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 171 195) 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 14:37:36,404 INFO L421 ceAbstractionStarter]: At program point L190(line 190) 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 14:37:36,404 INFO L425 ceAbstractionStarter]: For program point L190-1(lines 171 195) no Hoare annotation was computed. [2018-11-18 14:37:36,405 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 171 195) no Hoare annotation was computed. [2018-11-18 14:37:36,405 INFO L421 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse1)))) [2018-11-18 14:37:36,405 INFO L421 ceAbstractionStarter]: At program point L181(line 181) 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 14:37:36,405 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 187) no Hoare annotation was computed. [2018-11-18 14:37:36,405 INFO L421 ceAbstractionStarter]: At program point L177(line 177) 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 14:37:36,405 INFO L425 ceAbstractionStarter]: For program point L177-1(line 177) no Hoare annotation was computed. [2018-11-18 14:37:36,405 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 192) no Hoare annotation was computed. [2018-11-18 14:37:36,405 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 504 515) no Hoare annotation was computed. [2018-11-18 14:37:36,405 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 504 515) no Hoare annotation was computed. [2018-11-18 14:37:36,405 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 504 515) 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 14:37:36,406 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-18 14:37:36,406 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-18 14:37:36,406 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-18 14:37:36,406 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-18 14:37:36,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:37:36 BoogieIcfgContainer [2018-11-18 14:37:36,416 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:37:36,416 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:37:36,416 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:37:36,417 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:37:36,417 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:37:29" (3/4) ... [2018-11-18 14:37:36,420 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 14:37:36,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 14:37:36,427 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 14:37:36,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 14:37:36,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 14:37:36,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 14:37:36,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 14:37:36,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 14:37:36,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 14:37:36,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 14:37:36,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 14:37:36,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 14:37:36,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:37:36,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 14:37:36,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 14:37:36,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 14:37:36,434 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 14:37:36,435 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:37:36,435 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 14:37:36,458 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0 == \old(pumpRunning)) || ((((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || (((pumpRunning == 1 && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) [2018-11-18 14:37:36,459 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 14:37:36,496 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b81c5300-b521-4675-9a66-aa0b11d795e3/bin-2019/uautomizer/witness.graphml [2018-11-18 14:37:36,496 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:37:36,497 INFO L168 Benchmark]: Toolchain (without parser) took 8080.93 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 400.0 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -241.3 MB). Peak memory consumption was 158.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:36,498 INFO L168 Benchmark]: CDTParser took 0.13 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 14:37:36,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -187.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:36,498 INFO L168 Benchmark]: Boogie Preprocessor took 63.08 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:36,498 INFO L168 Benchmark]: RCFGBuilder took 708.40 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: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:36,499 INFO L168 Benchmark]: TraceAbstraction took 6867.82 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 248.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -158.1 MB). Peak memory consumption was 390.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:36,499 INFO L168 Benchmark]: Witness Printer took 80.09 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: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:36,501 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 358.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -187.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.08 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 708.40 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: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6867.82 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 248.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -158.1 MB). Peak memory consumption was 390.6 MB. Max. memory is 11.5 GB. * Witness Printer took 80.09 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: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 403]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 393]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: (((((((!(0 == \old(pumpRunning)) || ((((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || (((pumpRunning == 1 && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 239 locations, 1 error locations. SAFE Result, 6.8s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 2.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 1988 SDtfs, 1228 SDslu, 5874 SDs, 0 SdLazy, 2058 SolverSat, 279 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 442 GetRequests, 356 SyntacticMatches, 3 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=654occurred 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, 500 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 1285 PreInvPairs, 1342 NumberOfFragments, 2490 HoareAnnotationTreeSize, 1285 FomulaSimplifications, 5804 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 61 FomulaSimplificationsInter, 7440 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1382 NumberOfCodeBlocks, 1382 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1368 ConstructedInterpolants, 0 QuantifiedInterpolants, 260235 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1640 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 190/198 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...