./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product46_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_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product46_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/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 4366671714130af280ec4232c34176d9c997fd05 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:40:51,626 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:40:51,627 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:40:51,636 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:40:51,636 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:40:51,637 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:40:51,638 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:40:51,640 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:40:51,642 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:40:51,642 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:40:51,643 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:40:51,644 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:40:51,644 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:40:51,645 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:40:51,646 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:40:51,646 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:40:51,647 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:40:51,648 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:40:51,651 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:40:51,652 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:40:51,653 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:40:51,654 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:40:51,656 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:40:51,656 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:40:51,656 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:40:51,657 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:40:51,658 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:40:51,659 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:40:51,659 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:40:51,660 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:40:51,660 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:40:51,662 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:40:51,662 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:40:51,662 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:40:51,663 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:40:51,664 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:40:51,664 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 16:40:51,675 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:40:51,676 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:40:51,676 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:40:51,676 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:40:51,677 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:40:51,678 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:40:51,678 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:40:51,678 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:40:51,678 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:40:51,678 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:40:51,678 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:40:51,679 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:40:51,679 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:40:51,679 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:40:51,679 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:40:51,679 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:40:51,679 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:40:51,680 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:40:51,680 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:40:51,680 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:40:51,680 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:40:51,680 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:40:51,680 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:40:51,681 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:40:51,683 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:40:51,683 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:40:51,683 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:40:51,683 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:40:51,683 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:40:51,683 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:40:51,684 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_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/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 -> 4366671714130af280ec4232c34176d9c997fd05 [2018-11-18 16:40:51,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:40:51,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:40:51,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:40:51,726 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:40:51,727 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:40:51,727 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product46_true-unreach-call_false-termination.cil.c [2018-11-18 16:40:51,771 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/data/6383394b6/c8e0bcf34fc443a18a6236ef4d81fcc4/FLAGcd745fc7c [2018-11-18 16:40:52,204 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:40:52,205 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/sv-benchmarks/c/product-lines/minepump_spec2_product46_true-unreach-call_false-termination.cil.c [2018-11-18 16:40:52,216 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/data/6383394b6/c8e0bcf34fc443a18a6236ef4d81fcc4/FLAGcd745fc7c [2018-11-18 16:40:52,227 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/data/6383394b6/c8e0bcf34fc443a18a6236ef4d81fcc4 [2018-11-18 16:40:52,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:40:52,230 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:40:52,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:40:52,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:40:52,234 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:40:52,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:40:52" (1/1) ... [2018-11-18 16:40:52,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bea0e23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:40:52, skipping insertion in model container [2018-11-18 16:40:52,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:40:52" (1/1) ... [2018-11-18 16:40:52,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:40:52,282 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:40:52,541 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:40:52,554 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:40:52,623 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:40:52,719 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:40:52,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:40:52 WrapperNode [2018-11-18 16:40:52,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:40:52,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:40:52,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:40:52,721 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:40:52,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:40:52" (1/1) ... [2018-11-18 16:40:52,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:40:52" (1/1) ... [2018-11-18 16:40:52,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:40:52" (1/1) ... [2018-11-18 16:40:52,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:40:52" (1/1) ... [2018-11-18 16:40:52,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:40:52" (1/1) ... [2018-11-18 16:40:52,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:40:52" (1/1) ... [2018-11-18 16:40:52,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:40:52" (1/1) ... [2018-11-18 16:40:52,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:40:52,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:40:52,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:40:52,812 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:40:52,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:40:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/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 16:40:52,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:40:52,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:40:52,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 16:40:52,883 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 16:40:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:40:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:40:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:40:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 16:40:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 16:40:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 16:40:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 16:40:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 16:40:52,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 16:40:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:40:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:40:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:40:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:40:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 16:40:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:40:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 16:40:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:40:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 16:40:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:40:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:40:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:40:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:40:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 16:40:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:40:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:40:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:40:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:40:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:40:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:40:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:40:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 16:40:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 16:40:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 16:40:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:40:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-18 16:40:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-18 16:40:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:40:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:40:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:40:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 16:40:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 16:40:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:40:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:40:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:40:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 16:40:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:40:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 16:40:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 16:40:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:40:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:40:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:40:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:40:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 16:40:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:40:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 16:40:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 16:40:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:40:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 16:40:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 16:40:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 16:40:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:40:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:40:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:40:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:40:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:40:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 16:40:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 16:40:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:40:52,897 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:40:52,898 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 16:40:52,898 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 16:40:52,898 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:40:52,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-18 16:40:52,898 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:40:52,898 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:40:52,898 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:40:52,898 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:40:52,898 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:40:52,898 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:40:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 16:40:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-18 16:40:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:40:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 16:40:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 16:40:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:40:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:40:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:40:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:40:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:40:52,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:40:52,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:40:54,022 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:40:54,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:40:54 BoogieIcfgContainer [2018-11-18 16:40:54,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:40:54,023 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:40:54,023 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:40:54,026 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:40:54,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:40:52" (1/3) ... [2018-11-18 16:40:54,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b8d8347 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:40:54, skipping insertion in model container [2018-11-18 16:40:54,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:40:52" (2/3) ... [2018-11-18 16:40:54,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b8d8347 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:40:54, skipping insertion in model container [2018-11-18 16:40:54,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:40:54" (3/3) ... [2018-11-18 16:40:54,029 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product46_true-unreach-call_false-termination.cil.c [2018-11-18 16:40:54,037 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:40:54,044 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:40:54,057 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:40:54,088 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:40:54,089 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:40:54,089 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:40:54,089 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:40:54,089 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:40:54,090 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:40:54,090 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:40:54,090 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:40:54,090 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:40:54,125 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states. [2018-11-18 16:40:54,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 16:40:54,135 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:40:54,136 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 16:40:54,138 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:40:54,142 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:40:54,143 INFO L82 PathProgramCache]: Analyzing trace with hash 709728286, now seen corresponding path program 1 times [2018-11-18 16:40:54,144 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:40:54,145 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:40:54,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:54,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:40:54,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:40:54,447 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 16:40:54,450 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:40:54,450 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:40:54,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:40:54,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:40:54,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:40:54,468 INFO L87 Difference]: Start difference. First operand 184 states. Second operand 2 states. [2018-11-18 16:40:54,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:40:54,512 INFO L93 Difference]: Finished difference Result 278 states and 345 transitions. [2018-11-18 16:40:54,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:40:54,514 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-18 16:40:54,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:40:54,524 INFO L225 Difference]: With dead ends: 278 [2018-11-18 16:40:54,524 INFO L226 Difference]: Without dead ends: 141 [2018-11-18 16:40:54,528 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 16:40:54,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-11-18 16:40:54,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2018-11-18 16:40:54,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-11-18 16:40:54,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 166 transitions. [2018-11-18 16:40:54,581 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 166 transitions. Word has length 51 [2018-11-18 16:40:54,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:40:54,582 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 166 transitions. [2018-11-18 16:40:54,582 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:40:54,582 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 166 transitions. [2018-11-18 16:40:54,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 16:40:54,585 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:40:54,585 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 16:40:54,585 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:40:54,585 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:40:54,586 INFO L82 PathProgramCache]: Analyzing trace with hash 1121508695, now seen corresponding path program 1 times [2018-11-18 16:40:54,586 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:40:54,586 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:40:54,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:54,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:40:54,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:40:54,758 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 16:40:54,766 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:40:54,766 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:40:54,769 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:40:54,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:40:54,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:40:54,771 INFO L87 Difference]: Start difference. First operand 141 states and 166 transitions. Second operand 3 states. [2018-11-18 16:40:54,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:40:54,804 INFO L93 Difference]: Finished difference Result 221 states and 261 transitions. [2018-11-18 16:40:54,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:40:54,805 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 16:40:54,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:40:54,807 INFO L225 Difference]: With dead ends: 221 [2018-11-18 16:40:54,807 INFO L226 Difference]: Without dead ends: 131 [2018-11-18 16:40:54,808 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 16:40:54,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-11-18 16:40:54,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2018-11-18 16:40:54,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-11-18 16:40:54,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 153 transitions. [2018-11-18 16:40:54,828 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 153 transitions. Word has length 53 [2018-11-18 16:40:54,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:40:54,828 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 153 transitions. [2018-11-18 16:40:54,828 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:40:54,829 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 153 transitions. [2018-11-18 16:40:54,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 16:40:54,831 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:40:54,832 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 16:40:54,832 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:40:54,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:40:54,832 INFO L82 PathProgramCache]: Analyzing trace with hash -948289198, now seen corresponding path program 1 times [2018-11-18 16:40:54,832 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:40:54,832 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:40:54,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:54,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:40:54,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:40:55,312 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 16:40:55,312 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:40:55,312 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:40:55,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:40:55,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:40:55,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:40:55,314 INFO L87 Difference]: Start difference. First operand 131 states and 153 transitions. Second operand 7 states. [2018-11-18 16:40:55,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:40:55,892 INFO L93 Difference]: Finished difference Result 234 states and 279 transitions. [2018-11-18 16:40:55,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:40:55,893 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-11-18 16:40:55,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:40:55,894 INFO L225 Difference]: With dead ends: 234 [2018-11-18 16:40:55,894 INFO L226 Difference]: Without dead ends: 131 [2018-11-18 16:40:55,895 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:40:55,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-11-18 16:40:55,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2018-11-18 16:40:55,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-11-18 16:40:55,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 152 transitions. [2018-11-18 16:40:55,906 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 152 transitions. Word has length 58 [2018-11-18 16:40:55,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:40:55,906 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 152 transitions. [2018-11-18 16:40:55,906 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:40:55,906 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 152 transitions. [2018-11-18 16:40:55,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 16:40:55,907 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:40:55,907 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 16:40:55,908 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:40:55,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:40:55,908 INFO L82 PathProgramCache]: Analyzing trace with hash -1258761306, now seen corresponding path program 1 times [2018-11-18 16:40:55,908 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:40:55,908 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:40:55,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:55,909 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:40:55,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:40:56,075 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 16:40:56,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:40:56,076 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:40:56,076 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:40:56,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:40:56,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:40:56,077 INFO L87 Difference]: Start difference. First operand 131 states and 152 transitions. Second operand 5 states. [2018-11-18 16:40:56,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:40:56,862 INFO L93 Difference]: Finished difference Result 344 states and 416 transitions. [2018-11-18 16:40:56,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:40:56,862 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2018-11-18 16:40:56,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:40:56,864 INFO L225 Difference]: With dead ends: 344 [2018-11-18 16:40:56,864 INFO L226 Difference]: Without dead ends: 241 [2018-11-18 16:40:56,865 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:40:56,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2018-11-18 16:40:56,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 221. [2018-11-18 16:40:56,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2018-11-18 16:40:56,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 253 transitions. [2018-11-18 16:40:56,899 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 253 transitions. Word has length 71 [2018-11-18 16:40:56,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:40:56,899 INFO L480 AbstractCegarLoop]: Abstraction has 221 states and 253 transitions. [2018-11-18 16:40:56,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:40:56,899 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 253 transitions. [2018-11-18 16:40:56,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 16:40:56,900 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:40:56,900 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 16:40:56,901 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:40:56,901 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:40:56,901 INFO L82 PathProgramCache]: Analyzing trace with hash 908147474, now seen corresponding path program 1 times [2018-11-18 16:40:56,901 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:40:56,901 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:40:56,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:56,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:40:56,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:40:57,241 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 16:40:57,241 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:40:57,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:40:57,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:40:57,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:40:57,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:40:57,242 INFO L87 Difference]: Start difference. First operand 221 states and 253 transitions. Second operand 6 states. [2018-11-18 16:40:57,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:40:57,408 INFO L93 Difference]: Finished difference Result 589 states and 695 transitions. [2018-11-18 16:40:57,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:40:57,409 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2018-11-18 16:40:57,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:40:57,412 INFO L225 Difference]: With dead ends: 589 [2018-11-18 16:40:57,412 INFO L226 Difference]: Without dead ends: 396 [2018-11-18 16:40:57,414 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:40:57,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2018-11-18 16:40:57,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 390. [2018-11-18 16:40:57,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2018-11-18 16:40:57,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 446 transitions. [2018-11-18 16:40:57,447 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 446 transitions. Word has length 85 [2018-11-18 16:40:57,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:40:57,447 INFO L480 AbstractCegarLoop]: Abstraction has 390 states and 446 transitions. [2018-11-18 16:40:57,447 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:40:57,447 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 446 transitions. [2018-11-18 16:40:57,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 16:40:57,448 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:40:57,448 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 16:40:57,448 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:40:57,449 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:40:57,451 INFO L82 PathProgramCache]: Analyzing trace with hash -849510866, now seen corresponding path program 1 times [2018-11-18 16:40:57,451 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:40:57,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:40:57,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:57,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:40:57,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:40:57,964 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 16:40:57,964 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:40:57,964 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:40:57,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:40:57,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:40:57,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:40:57,965 INFO L87 Difference]: Start difference. First operand 390 states and 446 transitions. Second operand 7 states. [2018-11-18 16:40:58,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:40:58,708 INFO L93 Difference]: Finished difference Result 785 states and 922 transitions. [2018-11-18 16:40:58,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:40:58,708 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2018-11-18 16:40:58,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:40:58,710 INFO L225 Difference]: With dead ends: 785 [2018-11-18 16:40:58,710 INFO L226 Difference]: Without dead ends: 423 [2018-11-18 16:40:58,712 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:40:58,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2018-11-18 16:40:58,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 389. [2018-11-18 16:40:58,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2018-11-18 16:40:58,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 443 transitions. [2018-11-18 16:40:58,735 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 443 transitions. Word has length 89 [2018-11-18 16:40:58,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:40:58,736 INFO L480 AbstractCegarLoop]: Abstraction has 389 states and 443 transitions. [2018-11-18 16:40:58,736 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:40:58,736 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 443 transitions. [2018-11-18 16:40:58,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 16:40:58,737 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:40:58,738 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:40:58,738 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:40:58,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:40:58,738 INFO L82 PathProgramCache]: Analyzing trace with hash 641238961, now seen corresponding path program 1 times [2018-11-18 16:40:58,738 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:40:58,738 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:40:58,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:58,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:40:58,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:40:58,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:40:58,843 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:40:58,843 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:40:58,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:40:58,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:40:58,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:40:58,845 INFO L87 Difference]: Start difference. First operand 389 states and 443 transitions. Second operand 6 states. [2018-11-18 16:40:58,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:40:58,985 INFO L93 Difference]: Finished difference Result 764 states and 890 transitions. [2018-11-18 16:40:58,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:40:58,989 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 105 [2018-11-18 16:40:58,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:40:58,991 INFO L225 Difference]: With dead ends: 764 [2018-11-18 16:40:58,991 INFO L226 Difference]: Without dead ends: 403 [2018-11-18 16:40:58,992 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 16:40:58,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2018-11-18 16:40:59,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 399. [2018-11-18 16:40:59,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2018-11-18 16:40:59,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 453 transitions. [2018-11-18 16:40:59,034 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 453 transitions. Word has length 105 [2018-11-18 16:40:59,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:40:59,035 INFO L480 AbstractCegarLoop]: Abstraction has 399 states and 453 transitions. [2018-11-18 16:40:59,035 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:40:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 453 transitions. [2018-11-18 16:40:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 16:40:59,036 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:40:59,036 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:40:59,037 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:40:59,037 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:40:59,037 INFO L82 PathProgramCache]: Analyzing trace with hash -1725455633, now seen corresponding path program 1 times [2018-11-18 16:40:59,037 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:40:59,037 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:40:59,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:59,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:40:59,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:40:59,238 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:40:59,239 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:40:59,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 16:40:59,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 16:40:59,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 16:40:59,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:40:59,240 INFO L87 Difference]: Start difference. First operand 399 states and 453 transitions. Second operand 8 states. [2018-11-18 16:40:59,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:40:59,350 INFO L93 Difference]: Finished difference Result 784 states and 912 transitions. [2018-11-18 16:40:59,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:40:59,353 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 105 [2018-11-18 16:40:59,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:40:59,355 INFO L225 Difference]: With dead ends: 784 [2018-11-18 16:40:59,355 INFO L226 Difference]: Without dead ends: 413 [2018-11-18 16:40:59,356 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:40:59,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2018-11-18 16:40:59,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 407. [2018-11-18 16:40:59,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2018-11-18 16:40:59,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 461 transitions. [2018-11-18 16:40:59,389 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 461 transitions. Word has length 105 [2018-11-18 16:40:59,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:40:59,390 INFO L480 AbstractCegarLoop]: Abstraction has 407 states and 461 transitions. [2018-11-18 16:40:59,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 16:40:59,390 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 461 transitions. [2018-11-18 16:40:59,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 16:40:59,391 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:40:59,391 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:40:59,392 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:40:59,392 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:40:59,392 INFO L82 PathProgramCache]: Analyzing trace with hash -1965995762, now seen corresponding path program 1 times [2018-11-18 16:40:59,392 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:40:59,392 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:40:59,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:59,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:40:59,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:40:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:40:59,565 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:40:59,565 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:40:59,566 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:40:59,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:40:59,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:40:59,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:40:59,566 INFO L87 Difference]: Start difference. First operand 407 states and 461 transitions. Second operand 4 states. [2018-11-18 16:41:00,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:41:00,589 INFO L93 Difference]: Finished difference Result 1202 states and 1430 transitions. [2018-11-18 16:41:00,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:41:00,590 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 105 [2018-11-18 16:41:00,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:41:00,594 INFO L225 Difference]: With dead ends: 1202 [2018-11-18 16:41:00,594 INFO L226 Difference]: Without dead ends: 823 [2018-11-18 16:41:00,595 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:41:00,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2018-11-18 16:41:00,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 808. [2018-11-18 16:41:00,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 808 states. [2018-11-18 16:41:00,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 808 states and 941 transitions. [2018-11-18 16:41:00,635 INFO L78 Accepts]: Start accepts. Automaton has 808 states and 941 transitions. Word has length 105 [2018-11-18 16:41:00,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:41:00,635 INFO L480 AbstractCegarLoop]: Abstraction has 808 states and 941 transitions. [2018-11-18 16:41:00,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:41:00,636 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 941 transitions. [2018-11-18 16:41:00,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 16:41:00,638 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:41:00,638 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:41:00,639 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:41:00,639 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:41:00,639 INFO L82 PathProgramCache]: Analyzing trace with hash 25515112, now seen corresponding path program 1 times [2018-11-18 16:41:00,639 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:41:00,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:41:00,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:41:00,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:41:00,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:41:00,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:41:01,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:41:01,155 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:41:01,155 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/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 16:41:01,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:41:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:41:01,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:41:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:41:01,792 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:41:01,792 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 16:41:01,793 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 16:41:01,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 16:41:01,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:41:01,794 INFO L87 Difference]: Start difference. First operand 808 states and 941 transitions. Second operand 19 states. [2018-11-18 16:41:04,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:41:04,043 INFO L93 Difference]: Finished difference Result 1557 states and 1833 transitions. [2018-11-18 16:41:04,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 16:41:04,043 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 109 [2018-11-18 16:41:04,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:41:04,045 INFO L225 Difference]: With dead ends: 1557 [2018-11-18 16:41:04,045 INFO L226 Difference]: Without dead ends: 777 [2018-11-18 16:41:04,047 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 104 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 16:41:04,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 777 states. [2018-11-18 16:41:04,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 777 to 777. [2018-11-18 16:41:04,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 777 states. [2018-11-18 16:41:04,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 777 states and 890 transitions. [2018-11-18 16:41:04,078 INFO L78 Accepts]: Start accepts. Automaton has 777 states and 890 transitions. Word has length 109 [2018-11-18 16:41:04,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:41:04,078 INFO L480 AbstractCegarLoop]: Abstraction has 777 states and 890 transitions. [2018-11-18 16:41:04,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 16:41:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 890 transitions. [2018-11-18 16:41:04,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 16:41:04,082 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:41:04,083 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:41:04,083 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:41:04,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:41:04,083 INFO L82 PathProgramCache]: Analyzing trace with hash -341985656, now seen corresponding path program 1 times [2018-11-18 16:41:04,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:41:04,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:41:04,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:41:04,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:41:04,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:41:04,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:41:04,220 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 23 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 16:41:04,221 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:41:04,221 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/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 16:41:04,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:41:04,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:41:04,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:41:04,381 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 16:41:04,407 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:41:04,407 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-18 16:41:04,408 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:41:04,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:41:04,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:41:04,408 INFO L87 Difference]: Start difference. First operand 777 states and 890 transitions. Second operand 6 states. [2018-11-18 16:41:05,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:41:05,294 INFO L93 Difference]: Finished difference Result 1699 states and 2040 transitions. [2018-11-18 16:41:05,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:41:05,294 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 166 [2018-11-18 16:41:05,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:41:05,317 INFO L225 Difference]: With dead ends: 1699 [2018-11-18 16:41:05,317 INFO L226 Difference]: Without dead ends: 1080 [2018-11-18 16:41:05,318 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:41:05,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1080 states. [2018-11-18 16:41:05,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1080 to 968. [2018-11-18 16:41:05,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 968 states. [2018-11-18 16:41:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 968 states and 1125 transitions. [2018-11-18 16:41:05,417 INFO L78 Accepts]: Start accepts. Automaton has 968 states and 1125 transitions. Word has length 166 [2018-11-18 16:41:05,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:41:05,418 INFO L480 AbstractCegarLoop]: Abstraction has 968 states and 1125 transitions. [2018-11-18 16:41:05,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:41:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1125 transitions. [2018-11-18 16:41:05,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 16:41:05,421 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:41:05,421 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:41:05,421 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:41:05,421 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:41:05,421 INFO L82 PathProgramCache]: Analyzing trace with hash -1141775840, now seen corresponding path program 1 times [2018-11-18 16:41:05,422 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:41:05,422 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:41:05,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:41:05,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:41:05,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:41:05,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:41:06,051 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 16:41:06,052 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:41:06,052 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:41:06,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:41:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:41:06,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:41:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:41:06,253 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:41:06,253 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 16:41:06,254 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 16:41:06,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 16:41:06,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:41:06,254 INFO L87 Difference]: Start difference. First operand 968 states and 1125 transitions. Second operand 19 states. [2018-11-18 16:41:07,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:41:07,229 INFO L93 Difference]: Finished difference Result 1658 states and 1957 transitions. [2018-11-18 16:41:07,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 16:41:07,230 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 162 [2018-11-18 16:41:07,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:41:07,231 INFO L225 Difference]: With dead ends: 1658 [2018-11-18 16:41:07,231 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:41:07,234 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 159 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 16:41:07,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:41:07,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:41:07,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:41:07,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:41:07,234 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 162 [2018-11-18 16:41:07,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:41:07,235 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:41:07,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 16:41:07,235 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:41:07,235 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:41:07,241 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:41:07,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:07,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:41:08,193 WARN L180 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 18 [2018-11-18 16:41:08,319 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 16 [2018-11-18 16:41:08,610 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 1 [2018-11-18 16:41:08,880 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 1 [2018-11-18 16:41:09,034 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 23 [2018-11-18 16:41:09,550 WARN L180 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 20 [2018-11-18 16:41:09,666 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 24 [2018-11-18 16:41:10,127 WARN L180 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 23 [2018-11-18 16:41:10,565 WARN L180 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 15 [2018-11-18 16:41:11,193 WARN L180 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2018-11-18 16:41:12,182 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 31 [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 165) no Hoare annotation was computed. [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 155 176) no Hoare annotation was computed. [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point L155-3(lines 155 176) no Hoare annotation was computed. [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point L177(lines 154 178) no Hoare annotation was computed. [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2018-11-18 16:41:12,262 INFO L425 ceAbstractionStarter]: For program point L238(lines 211 239) no Hoare annotation was computed. [2018-11-18 16:41:12,263 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2018-11-18 16:41:12,263 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2018-11-18 16:41:12,263 INFO L425 ceAbstractionStarter]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2018-11-18 16:41:12,263 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2018-11-18 16:41:12,263 INFO L425 ceAbstractionStarter]: For program point L212-1(lines 212 237) no Hoare annotation was computed. [2018-11-18 16:41:12,263 INFO L425 ceAbstractionStarter]: For program point L212-3(lines 212 237) no Hoare annotation was computed. [2018-11-18 16:41:12,263 INFO L425 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2018-11-18 16:41:12,263 INFO L425 ceAbstractionStarter]: For program point L231-1(line 231) no Hoare annotation was computed. [2018-11-18 16:41:12,263 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-18 16:41:12,263 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-18 16:41:12,263 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-18 16:41:12,263 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-18 16:41:12,263 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-18 16:41:12,264 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 622 644) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:41:12,264 INFO L421 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:41:12,264 INFO L421 ceAbstractionStarter]: At program point L634-1(line 634) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:41:12,264 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 622 644) no Hoare annotation was computed. [2018-11-18 16:41:12,264 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 639) no Hoare annotation was computed. [2018-11-18 16:41:12,264 INFO L425 ceAbstractionStarter]: For program point L632-1(lines 632 639) no Hoare annotation was computed. [2018-11-18 16:41:12,264 INFO L425 ceAbstractionStarter]: For program point L630(line 630) no Hoare annotation was computed. [2018-11-18 16:41:12,264 INFO L421 ceAbstractionStarter]: At program point L629(line 629) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:41:12,264 INFO L421 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:41:12,264 INFO L421 ceAbstractionStarter]: At program point L628-1(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:41:12,265 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 622 644) no Hoare annotation was computed. [2018-11-18 16:41:12,265 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 578 601) no Hoare annotation was computed. [2018-11-18 16:41:12,271 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 578 601) no Hoare annotation was computed. [2018-11-18 16:41:12,271 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 578 601) no Hoare annotation was computed. [2018-11-18 16:41:12,271 INFO L425 ceAbstractionStarter]: For program point L596(line 596) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L585(line 585) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L584(line 584) no Hoare annotation was computed. [2018-11-18 16:41:12,272 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-18 16:41:12,273 INFO L421 ceAbstractionStarter]: At program point L705(line 705) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-11-18 16:41:12,273 INFO L425 ceAbstractionStarter]: For program point L705-1(lines 686 710) no Hoare annotation was computed. [2018-11-18 16:41:12,273 INFO L421 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (let ((.cse2 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse2) (or .cse2 .cse0 .cse1))) [2018-11-18 16:41:12,273 INFO L421 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= 0 ~pumpRunning~0) .cse1)))) [2018-11-18 16:41:12,273 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 702) no Hoare annotation was computed. [2018-11-18 16:41:12,273 INFO L421 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse0 .cse2 .cse1))) [2018-11-18 16:41:12,273 INFO L425 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2018-11-18 16:41:12,273 INFO L425 ceAbstractionStarter]: For program point L690(lines 690 707) no Hoare annotation was computed. [2018-11-18 16:41:12,273 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 686 710) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:41:12,273 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 686 710) no Hoare annotation was computed. [2018-11-18 16:41:12,273 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 781 789) no Hoare annotation was computed. [2018-11-18 16:41:12,273 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 781 789) the Hoare annotation is: true [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 781 789) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point L797(lines 797 805) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point L797-2(lines 797 805) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point L820-1(line 820) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 790 825) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point L809(lines 809 817) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point L809-2(lines 809 817) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 790 825) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 790 825) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2018-11-18 16:41:12,274 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 424) no Hoare annotation was computed. [2018-11-18 16:41:12,275 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 431) no Hoare annotation was computed. [2018-11-18 16:41:12,275 INFO L425 ceAbstractionStarter]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2018-11-18 16:41:12,275 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2018-11-18 16:41:12,275 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2018-11-18 16:41:12,275 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2018-11-18 16:41:12,275 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 611 621) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:41:12,275 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 611 621) no Hoare annotation was computed. [2018-11-18 16:41:12,275 INFO L421 ceAbstractionStarter]: At program point L616(line 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:41:12,275 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 611 621) no Hoare annotation was computed. [2018-11-18 16:41:12,275 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 770 780) the Hoare annotation is: true [2018-11-18 16:41:12,275 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 770 780) no Hoare annotation was computed. [2018-11-18 16:41:12,275 INFO L428 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-11-18 16:41:12,275 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 770 780) no Hoare annotation was computed. [2018-11-18 16:41:12,275 INFO L425 ceAbstractionStarter]: For program point L775-1(line 775) no Hoare annotation was computed. [2018-11-18 16:41:12,276 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 762 769) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= |old(~pumpRunning~0)| 0) (not (= ~systemActive~0 1))) [2018-11-18 16:41:12,276 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2018-11-18 16:41:12,276 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 762 769) no Hoare annotation was computed. [2018-11-18 16:41:12,276 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 540) no Hoare annotation was computed. [2018-11-18 16:41:12,276 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 530 543) no Hoare annotation was computed. [2018-11-18 16:41:12,276 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 530 543) the Hoare annotation is: true [2018-11-18 16:41:12,276 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 530 543) no Hoare annotation was computed. [2018-11-18 16:41:12,276 INFO L421 ceAbstractionStarter]: At program point L731(line 731) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse4 .cse0 .cse1) (or .cse4 .cse3 .cse1))) [2018-11-18 16:41:12,276 INFO L425 ceAbstractionStarter]: For program point L731-1(lines 712 736) no Hoare annotation was computed. [2018-11-18 16:41:12,276 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 712 736) no Hoare annotation was computed. [2018-11-18 16:41:12,276 INFO L421 ceAbstractionStarter]: At program point L726(line 726) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-18 16:41:12,276 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 712 736) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-18 16:41:12,276 INFO L421 ceAbstractionStarter]: At program point L722(line 722) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-18 16:41:12,277 INFO L425 ceAbstractionStarter]: For program point L720(lines 720 728) no Hoare annotation was computed. [2018-11-18 16:41:12,277 INFO L421 ceAbstractionStarter]: At program point L718(line 718) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-11-18 16:41:12,277 INFO L425 ceAbstractionStarter]: For program point L718-1(line 718) no Hoare annotation was computed. [2018-11-18 16:41:12,277 INFO L425 ceAbstractionStarter]: For program point L716(lines 716 733) no Hoare annotation was computed. [2018-11-18 16:41:12,277 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 678 684) no Hoare annotation was computed. [2018-11-18 16:41:12,277 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 678 684) the Hoare annotation is: true [2018-11-18 16:41:12,277 INFO L421 ceAbstractionStarter]: At program point L960(lines 911 961) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:41:12,277 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 902 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:41:12,277 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 902 967) no Hoare annotation was computed. [2018-11-18 16:41:12,277 INFO L425 ceAbstractionStarter]: For program point L950(lines 950 954) no Hoare annotation was computed. [2018-11-18 16:41:12,277 INFO L421 ceAbstractionStarter]: At program point L950-2(lines 942 955) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-18 16:41:12,277 INFO L425 ceAbstractionStarter]: For program point L913(lines 912 959) no Hoare annotation was computed. [2018-11-18 16:41:12,278 INFO L421 ceAbstractionStarter]: At program point L944(line 944) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-18 16:41:12,278 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 955) no Hoare annotation was computed. [2018-11-18 16:41:12,278 INFO L421 ceAbstractionStarter]: At program point L934(line 934) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-18 16:41:12,278 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 938) no Hoare annotation was computed. [2018-11-18 16:41:12,278 INFO L425 ceAbstractionStarter]: For program point L932-1(lines 932 938) no Hoare annotation was computed. [2018-11-18 16:41:12,278 INFO L421 ceAbstractionStarter]: At program point L957(lines 912 959) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-18 16:41:12,278 INFO L421 ceAbstractionStarter]: At program point L924(line 924) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1))) [2018-11-18 16:41:12,278 INFO L425 ceAbstractionStarter]: For program point L922(lines 922 928) no Hoare annotation was computed. [2018-11-18 16:41:12,278 INFO L425 ceAbstractionStarter]: For program point L922-1(lines 922 928) no Hoare annotation was computed. [2018-11-18 16:41:12,278 INFO L425 ceAbstractionStarter]: For program point L914(lines 914 918) no Hoare annotation was computed. [2018-11-18 16:41:12,278 INFO L425 ceAbstractionStarter]: For program point L912-1(lines 912 959) no Hoare annotation was computed. [2018-11-18 16:41:12,278 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 902 967) no Hoare annotation was computed. [2018-11-18 16:41:12,278 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2018-11-18 16:41:12,279 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2018-11-18 16:41:12,279 INFO L425 ceAbstractionStarter]: For program point L371(lines 371 378) no Hoare annotation was computed. [2018-11-18 16:41:12,279 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2018-11-18 16:41:12,279 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 385) no Hoare annotation was computed. [2018-11-18 16:41:12,279 INFO L425 ceAbstractionStarter]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2018-11-18 16:41:12,279 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 737 744) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 2) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 16:41:12,279 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 737 744) no Hoare annotation was computed. [2018-11-18 16:41:12,279 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 737 744) no Hoare annotation was computed. [2018-11-18 16:41:12,279 INFO L421 ceAbstractionStarter]: At program point L887(line 887) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:41:12,279 INFO L425 ceAbstractionStarter]: For program point L885(lines 885 891) no Hoare annotation was computed. [2018-11-18 16:41:12,279 INFO L425 ceAbstractionStarter]: For program point L884(lines 884 894) no Hoare annotation was computed. [2018-11-18 16:41:12,279 INFO L421 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 16:41:12,279 INFO L425 ceAbstractionStarter]: For program point L882-1(line 882) no Hoare annotation was computed. [2018-11-18 16:41:12,279 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 872 900) the Hoare annotation is: true [2018-11-18 16:41:12,279 INFO L425 ceAbstractionStarter]: For program point L880(lines 880 897) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 872 900) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L428 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: true [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 872 900) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 514) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 498 520) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 498 520) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 498 520) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 864 871) the Hoare annotation is: true [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 864 871) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 864 871) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2018-11-18 16:41:12,280 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L318(lines 296 319) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 293) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 344) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L298(lines 297 317) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L329(line 329) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 335) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L313(line 313) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L272(lines 272 276) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L336(lines 336 347) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 303) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L297-1(lines 297 317) no Hoare annotation was computed. [2018-11-18 16:41:12,281 INFO L425 ceAbstractionStarter]: For program point L297-3(lines 297 317) no Hoare annotation was computed. [2018-11-18 16:41:12,282 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:41:12,282 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 16:41:12,282 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:41:12,282 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 758) no Hoare annotation was computed. [2018-11-18 16:41:12,282 INFO L421 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 16:41:12,282 INFO L425 ceAbstractionStarter]: For program point L750-1(line 750) no Hoare annotation was computed. [2018-11-18 16:41:12,282 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 745 761) no Hoare annotation was computed. [2018-11-18 16:41:12,282 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 745 761) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 16:41:12,282 INFO L421 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 16:41:12,282 INFO L425 ceAbstractionStarter]: For program point L756-1(lines 745 761) no Hoare annotation was computed. [2018-11-18 16:41:12,282 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 521 529) no Hoare annotation was computed. [2018-11-18 16:41:12,282 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 521 529) no Hoare annotation was computed. [2018-11-18 16:41:12,282 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 521 529) no Hoare annotation was computed. [2018-11-18 16:41:12,283 INFO L428 ceAbstractionStarter]: At program point L833(line 833) the Hoare annotation is: true [2018-11-18 16:41:12,283 INFO L425 ceAbstractionStarter]: For program point L835-2(lines 835 839) no Hoare annotation was computed. [2018-11-18 16:41:12,283 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 826 844) no Hoare annotation was computed. [2018-11-18 16:41:12,283 INFO L425 ceAbstractionStarter]: For program point L833-1(line 833) no Hoare annotation was computed. [2018-11-18 16:41:12,283 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 826 844) the Hoare annotation is: true [2018-11-18 16:41:12,283 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 826 844) no Hoare annotation was computed. [2018-11-18 16:41:12,283 INFO L425 ceAbstractionStarter]: For program point L835(lines 835 839) no Hoare annotation was computed. [2018-11-18 16:41:12,283 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:41:12,283 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 16:41:12,283 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:41:12,283 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2018-11-18 16:41:12,283 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 477 488) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) (= ~methaneLevelCritical~0 1) .cse0) (or .cse0 (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-18 16:41:12,283 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 477 488) no Hoare annotation was computed. [2018-11-18 16:41:12,283 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 489 497) the Hoare annotation is: true [2018-11-18 16:41:12,283 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 489 497) no Hoare annotation was computed. [2018-11-18 16:41:12,284 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 489 497) no Hoare annotation was computed. [2018-11-18 16:41:12,284 INFO L421 ceAbstractionStarter]: At program point L667(line 667) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse3)) (.cse1 (and (not (= |old(~pumpRunning~0)| 0)) .cse3))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1)))) [2018-11-18 16:41:12,284 INFO L421 ceAbstractionStarter]: At program point L665(lines 665 671) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (and (<= 2 ~waterLevel~0) .cse0) (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (or (not (= 0 |old(~pumpRunning~0)|)) .cse1) .cse0 .cse2) (let ((.cse3 (= 0 ~pumpRunning~0))) (or (and .cse3 .cse0) (not (= ~methaneLevelCritical~0 1)) (and (not (= |old(~pumpRunning~0)| 0)) .cse3) .cse1)))) [2018-11-18 16:41:12,284 INFO L421 ceAbstractionStarter]: At program point L660(line 660) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (and (not (= |old(~pumpRunning~0)| 0)) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:41:12,284 INFO L425 ceAbstractionStarter]: For program point L658(lines 657 676) no Hoare annotation was computed. [2018-11-18 16:41:12,284 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 654 677) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:41:12,284 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 654 677) no Hoare annotation was computed. [2018-11-18 16:41:12,284 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 654 677) no Hoare annotation was computed. [2018-11-18 16:41:12,284 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 547 576) no Hoare annotation was computed. [2018-11-18 16:41:12,284 INFO L428 ceAbstractionStarter]: At program point L572(lines 547 576) the Hoare annotation is: true [2018-11-18 16:41:12,284 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-18 16:41:12,285 INFO L425 ceAbstractionStarter]: For program point L558(line 558) no Hoare annotation was computed. [2018-11-18 16:41:12,285 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 547 576) the Hoare annotation is: true [2018-11-18 16:41:12,285 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 565) no Hoare annotation was computed. [2018-11-18 16:41:12,285 INFO L428 ceAbstractionStarter]: At program point L561-1(lines 561 565) the Hoare annotation is: true [2018-11-18 16:41:12,285 INFO L425 ceAbstractionStarter]: For program point L557-1(lines 557 571) no Hoare annotation was computed. [2018-11-18 16:41:12,285 INFO L428 ceAbstractionStarter]: At program point L557-3(lines 557 571) the Hoare annotation is: true [2018-11-18 16:41:12,285 INFO L428 ceAbstractionStarter]: At program point L553(line 553) the Hoare annotation is: true [2018-11-18 16:41:12,285 INFO L425 ceAbstractionStarter]: For program point L553-1(line 553) no Hoare annotation was computed. [2018-11-18 16:41:12,285 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 453 464) the Hoare annotation is: (let ((.cse0 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 16:41:12,285 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 453 464) no Hoare annotation was computed. [2018-11-18 16:41:12,285 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 453 464) no Hoare annotation was computed. [2018-11-18 16:41:12,285 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 602 608) no Hoare annotation was computed. [2018-11-18 16:41:12,285 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 602 608) the Hoare annotation is: true [2018-11-18 16:41:12,285 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:41:12,285 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-18 16:41:12,286 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:41:12,286 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:41:12,286 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2018-11-18 16:41:12,286 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (let ((.cse1 (not (= |old(~systemActive~0)| 1))) (.cse0 (= ~systemActive~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:41:12,286 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2018-11-18 16:41:12,286 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 465 476) no Hoare annotation was computed. [2018-11-18 16:41:12,286 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 465 476) no Hoare annotation was computed. [2018-11-18 16:41:12,286 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 465 476) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (or (not (= 0 ~pumpRunning~0)) .cse1)) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:41:12,286 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 854 861) no Hoare annotation was computed. [2018-11-18 16:41:12,286 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 854 861) the Hoare annotation is: true [2018-11-18 16:41:12,286 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2018-11-18 16:41:12,286 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 854 861) no Hoare annotation was computed. [2018-11-18 16:41:12,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:41:12 BoogieIcfgContainer [2018-11-18 16:41:12,305 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:41:12,305 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:41:12,305 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:41:12,305 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:41:12,306 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:40:54" (3/4) ... [2018-11-18 16:41:12,309 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:41:12,315 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 16:41:12,315 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 16:41:12,315 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:41:12,315 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:41:12,315 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:41:12,315 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 16:41:12,315 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:41:12,315 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-18 16:41:12,316 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:41:12,317 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:41:12,318 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:41:12,318 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 16:41:12,318 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:41:12,318 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:41:12,327 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 16:41:12,327 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:41:12,327 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:41:12,352 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) [2018-11-18 16:41:12,352 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 16:41:12,396 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fbbd843d-c3c2-4a03-91e5-c17ac7a35b1e/bin-2019/uautomizer/witness.graphml [2018-11-18 16:41:12,397 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:41:12,397 INFO L168 Benchmark]: Toolchain (without parser) took 20168.23 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 261.6 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -83.2 MB). Peak memory consumption was 178.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:41:12,398 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:41:12,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 489.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -108.3 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:41:12,398 INFO L168 Benchmark]: Boogie Preprocessor took 91.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:41:12,399 INFO L168 Benchmark]: RCFGBuilder took 1210.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 965.7 MB in the end (delta: 91.7 MB). Peak memory consumption was 91.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:41:12,399 INFO L168 Benchmark]: TraceAbstraction took 18281.74 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 189.3 MB). Free memory was 965.7 MB in the beginning and 1.0 GB in the end (delta: -84.3 MB). Peak memory consumption was 309.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:41:12,399 INFO L168 Benchmark]: Witness Printer took 91.67 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:41:12,400 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 489.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -108.3 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 91.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1210.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 965.7 MB in the end (delta: 91.7 MB). Peak memory consumption was 91.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 18281.74 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 189.3 MB). Free memory was 965.7 MB in the beginning and 1.0 GB in the end (delta: -84.3 MB). Peak memory consumption was 309.9 MB. Max. memory is 11.5 GB. * Witness Printer took 91.67 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 858]: 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: 547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 246 locations, 1 error locations. SAFE Result, 18.2s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 7.8s AutomataDifference, 0.0s DeadEndRemovalTime, 5.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2233 SDtfs, 1743 SDslu, 7661 SDs, 0 SdLazy, 3814 SolverSat, 602 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 595 GetRequests, 477 SyntacticMatches, 4 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=968occurred in iteration=11, 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: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 197 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 2083 PreInvPairs, 2218 NumberOfFragments, 1422 HoareAnnotationTreeSize, 2083 FomulaSimplifications, 6507 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 64 FomulaSimplificationsInter, 11517 FormulaSimplificationTreeSizeReductionInter, 4.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 1596 NumberOfCodeBlocks, 1596 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1581 ConstructedInterpolants, 0 QuantifiedInterpolants, 295105 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2393 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 215/223 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...