./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product34_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_f8779d6f-f025-4cab-8956-907641194c21/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product34_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/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 5f0a99b238839eec8a869cf6a8a47d3d1cc483bf ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:56:11,893 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:56:11,894 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:56:11,900 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:56:11,900 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:56:11,901 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:56:11,901 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:56:11,902 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:56:11,903 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:56:11,903 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:56:11,904 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:56:11,904 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:56:11,905 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:56:11,906 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:56:11,906 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:56:11,907 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:56:11,907 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:56:11,909 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:56:11,910 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:56:11,910 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:56:11,911 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:56:11,912 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:56:11,913 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:56:11,913 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:56:11,914 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:56:11,914 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:56:11,915 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:56:11,915 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:56:11,915 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:56:11,916 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:56:11,916 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:56:11,916 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:56:11,916 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:56:11,916 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:56:11,917 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:56:11,917 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:56:11,917 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 09:56:11,927 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:56:11,927 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:56:11,928 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:56:11,928 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:56:11,928 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:56:11,929 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:56:11,929 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 09:56:11,929 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:56:11,929 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:56:11,929 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:56:11,929 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:56:11,929 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:56:11,930 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:56:11,930 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:56:11,930 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:56:11,930 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:56:11,930 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:56:11,930 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:56:11,930 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:56:11,930 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:56:11,931 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:56:11,931 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:56:11,931 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:56:11,931 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:56:11,931 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:56:11,931 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:56:11,931 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:56:11,932 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 09:56:11,932 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:56:11,932 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:56:11,932 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_f8779d6f-f025-4cab-8956-907641194c21/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 -> 5f0a99b238839eec8a869cf6a8a47d3d1cc483bf [2018-11-18 09:56:11,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:56:11,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:56:11,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:56:11,967 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:56:11,967 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:56:11,968 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product34_true-unreach-call_false-termination.cil.c [2018-11-18 09:56:12,008 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/bin-2019/uautomizer/data/62e3927e4/0b0aca4b2a474cf5a770811999ca1634/FLAGadfafd128 [2018-11-18 09:56:12,380 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:56:12,381 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/sv-benchmarks/c/product-lines/minepump_spec3_product34_true-unreach-call_false-termination.cil.c [2018-11-18 09:56:12,390 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/bin-2019/uautomizer/data/62e3927e4/0b0aca4b2a474cf5a770811999ca1634/FLAGadfafd128 [2018-11-18 09:56:12,772 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/bin-2019/uautomizer/data/62e3927e4/0b0aca4b2a474cf5a770811999ca1634 [2018-11-18 09:56:12,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:56:12,776 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 09:56:12,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:56:12,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:56:12,779 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:56:12,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:56:12" (1/1) ... [2018-11-18 09:56:12,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f938bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:12, skipping insertion in model container [2018-11-18 09:56:12,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:56:12" (1/1) ... [2018-11-18 09:56:12,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:56:12,819 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:56:13,001 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:56:13,009 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:56:13,110 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:56:13,130 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:56:13,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:13 WrapperNode [2018-11-18 09:56:13,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:56:13,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:56:13,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:56:13,132 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:56:13,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:13" (1/1) ... [2018-11-18 09:56:13,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:13" (1/1) ... [2018-11-18 09:56:13,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:13" (1/1) ... [2018-11-18 09:56:13,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:13" (1/1) ... [2018-11-18 09:56:13,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:13" (1/1) ... [2018-11-18 09:56:13,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:13" (1/1) ... [2018-11-18 09:56:13,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:13" (1/1) ... [2018-11-18 09:56:13,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:56:13,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:56:13,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:56:13,193 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:56:13,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/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 09:56:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:56:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:56:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 09:56:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 09:56:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 09:56:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 09:56:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 09:56:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 09:56:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:56:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 09:56:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 09:56:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 09:56:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 09:56:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 09:56:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 09:56:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 09:56:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 09:56:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 09:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 09:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 09:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 09:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 09:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 09:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 09:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 09:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-18 09:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 09:56:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 09:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 09:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 09:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 09:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 09:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 09:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 09:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 09:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 09:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 09:56:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 09:56:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 09:56:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 09:56:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 09:56:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 09:56:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 09:56:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 09:56:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 09:56:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 09:56:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 09:56:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 09:56:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 09:56:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 09:56:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 09:56:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 09:56:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 09:56:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 09:56:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:56:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 09:56:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 09:56:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 09:56:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 09:56:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 09:56:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 09:56:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 09:56:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-18 09:56:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 09:56:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 09:56:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 09:56:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 09:56:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:56:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 09:56:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 09:56:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 09:56:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 09:56:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 09:56:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:56:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 09:56:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 09:56:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:56:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 09:56:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 09:56:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:56:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 09:56:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 09:56:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 09:56:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 09:56:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 09:56:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 09:56:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:56:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:56:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 09:56:13,775 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:56:13,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:56:13 BoogieIcfgContainer [2018-11-18 09:56:13,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:56:13,777 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:56:13,777 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:56:13,779 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:56:13,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:56:12" (1/3) ... [2018-11-18 09:56:13,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24559e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:56:13, skipping insertion in model container [2018-11-18 09:56:13,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:56:13" (2/3) ... [2018-11-18 09:56:13,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24559e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:56:13, skipping insertion in model container [2018-11-18 09:56:13,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:56:13" (3/3) ... [2018-11-18 09:56:13,782 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product34_true-unreach-call_false-termination.cil.c [2018-11-18 09:56:13,789 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:56:13,793 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:56:13,805 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:56:13,830 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 09:56:13,831 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:56:13,831 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:56:13,831 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:56:13,831 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:56:13,832 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:56:13,832 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:56:13,832 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:56:13,832 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:56:13,847 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2018-11-18 09:56:13,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 09:56:13,852 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:56:13,853 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] [2018-11-18 09:56:13,855 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:56:13,860 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:13,860 INFO L82 PathProgramCache]: Analyzing trace with hash 51289215, now seen corresponding path program 1 times [2018-11-18 09:56:13,861 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:13,862 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:13,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:13,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:13,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:56:14,069 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 09:56:14,071 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:56:14,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 09:56:14,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 09:56:14,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 09:56:14,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 09:56:14,087 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2018-11-18 09:56:14,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:56:14,112 INFO L93 Difference]: Finished difference Result 234 states and 289 transitions. [2018-11-18 09:56:14,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 09:56:14,113 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-11-18 09:56:14,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:56:14,120 INFO L225 Difference]: With dead ends: 234 [2018-11-18 09:56:14,120 INFO L226 Difference]: Without dead ends: 117 [2018-11-18 09:56:14,122 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 09:56:14,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2018-11-18 09:56:14,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2018-11-18 09:56:14,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2018-11-18 09:56:14,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2018-11-18 09:56:14,150 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 52 [2018-11-18 09:56:14,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:56:14,150 INFO L480 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2018-11-18 09:56:14,150 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 09:56:14,151 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2018-11-18 09:56:14,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 09:56:14,152 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:56:14,152 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] [2018-11-18 09:56:14,153 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:56:14,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:14,153 INFO L82 PathProgramCache]: Analyzing trace with hash 599303142, now seen corresponding path program 1 times [2018-11-18 09:56:14,153 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:14,153 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:14,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:14,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:14,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:56:14,241 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 09:56:14,241 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:56:14,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:56:14,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:56:14,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:56:14,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:56:14,243 INFO L87 Difference]: Start difference. First operand 117 states and 136 transitions. Second operand 3 states. [2018-11-18 09:56:14,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:56:14,260 INFO L93 Difference]: Finished difference Result 177 states and 205 transitions. [2018-11-18 09:56:14,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:56:14,260 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2018-11-18 09:56:14,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:56:14,262 INFO L225 Difference]: With dead ends: 177 [2018-11-18 09:56:14,262 INFO L226 Difference]: Without dead ends: 107 [2018-11-18 09:56:14,263 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 09:56:14,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-18 09:56:14,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2018-11-18 09:56:14,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-11-18 09:56:14,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 123 transitions. [2018-11-18 09:56:14,272 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 123 transitions. Word has length 54 [2018-11-18 09:56:14,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:56:14,272 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 123 transitions. [2018-11-18 09:56:14,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:56:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 123 transitions. [2018-11-18 09:56:14,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 09:56:14,274 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:56:14,274 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] [2018-11-18 09:56:14,274 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:56:14,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:14,274 INFO L82 PathProgramCache]: Analyzing trace with hash 1064157463, now seen corresponding path program 1 times [2018-11-18 09:56:14,275 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:14,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:14,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:14,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:14,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:56:14,392 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 09:56:14,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:56:14,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 09:56:14,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:56:14,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:56:14,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:56:14,393 INFO L87 Difference]: Start difference. First operand 107 states and 123 transitions. Second operand 7 states. [2018-11-18 09:56:14,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:56:14,668 INFO L93 Difference]: Finished difference Result 190 states and 223 transitions. [2018-11-18 09:56:14,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 09:56:14,668 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 59 [2018-11-18 09:56:14,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:56:14,669 INFO L225 Difference]: With dead ends: 190 [2018-11-18 09:56:14,669 INFO L226 Difference]: Without dead ends: 107 [2018-11-18 09:56:14,670 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:56:14,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-18 09:56:14,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2018-11-18 09:56:14,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-11-18 09:56:14,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 122 transitions. [2018-11-18 09:56:14,676 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 122 transitions. Word has length 59 [2018-11-18 09:56:14,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:56:14,676 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 122 transitions. [2018-11-18 09:56:14,676 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:56:14,676 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 122 transitions. [2018-11-18 09:56:14,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 09:56:14,677 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:56:14,677 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] [2018-11-18 09:56:14,678 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:56:14,678 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:14,678 INFO L82 PathProgramCache]: Analyzing trace with hash -244274726, now seen corresponding path program 1 times [2018-11-18 09:56:14,678 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:14,678 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:14,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:14,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:14,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:56:14,767 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 09:56:14,768 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:56:14,768 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:56:14,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:56:14,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:56:14,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:56:14,769 INFO L87 Difference]: Start difference. First operand 107 states and 122 transitions. Second operand 5 states. [2018-11-18 09:56:15,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:56:15,173 INFO L93 Difference]: Finished difference Result 292 states and 349 transitions. [2018-11-18 09:56:15,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 09:56:15,174 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 67 [2018-11-18 09:56:15,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:56:15,175 INFO L225 Difference]: With dead ends: 292 [2018-11-18 09:56:15,175 INFO L226 Difference]: Without dead ends: 209 [2018-11-18 09:56:15,176 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:56:15,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2018-11-18 09:56:15,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 189. [2018-11-18 09:56:15,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-11-18 09:56:15,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 216 transitions. [2018-11-18 09:56:15,194 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 216 transitions. Word has length 67 [2018-11-18 09:56:15,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:56:15,195 INFO L480 AbstractCegarLoop]: Abstraction has 189 states and 216 transitions. [2018-11-18 09:56:15,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:56:15,195 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 216 transitions. [2018-11-18 09:56:15,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 09:56:15,196 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:56:15,196 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] [2018-11-18 09:56:15,197 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:56:15,197 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:15,197 INFO L82 PathProgramCache]: Analyzing trace with hash 1370984512, now seen corresponding path program 1 times [2018-11-18 09:56:15,197 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:15,197 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:15,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:15,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:15,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:56:15,267 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 09:56:15,268 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:56:15,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 09:56:15,268 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:56:15,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:56:15,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:56:15,269 INFO L87 Difference]: Start difference. First operand 189 states and 216 transitions. Second operand 6 states. [2018-11-18 09:56:15,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:56:15,420 INFO L93 Difference]: Finished difference Result 469 states and 564 transitions. [2018-11-18 09:56:15,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 09:56:15,420 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 81 [2018-11-18 09:56:15,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:56:15,423 INFO L225 Difference]: With dead ends: 469 [2018-11-18 09:56:15,423 INFO L226 Difference]: Without dead ends: 304 [2018-11-18 09:56:15,424 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:56:15,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2018-11-18 09:56:15,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 300. [2018-11-18 09:56:15,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2018-11-18 09:56:15,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 348 transitions. [2018-11-18 09:56:15,447 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 348 transitions. Word has length 81 [2018-11-18 09:56:15,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:56:15,447 INFO L480 AbstractCegarLoop]: Abstraction has 300 states and 348 transitions. [2018-11-18 09:56:15,448 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:56:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 348 transitions. [2018-11-18 09:56:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 09:56:15,449 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:56:15,449 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 09:56:15,449 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:56:15,449 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:15,450 INFO L82 PathProgramCache]: Analyzing trace with hash 1440256794, now seen corresponding path program 1 times [2018-11-18 09:56:15,450 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:15,450 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:15,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:15,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:15,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:56:15,547 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 09:56:15,548 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:56:15,548 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 09:56:15,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:56:15,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:56:15,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:56:15,549 INFO L87 Difference]: Start difference. First operand 300 states and 348 transitions. Second operand 6 states. [2018-11-18 09:56:15,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:56:15,699 INFO L93 Difference]: Finished difference Result 625 states and 752 transitions. [2018-11-18 09:56:15,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 09:56:15,700 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2018-11-18 09:56:15,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:56:15,702 INFO L225 Difference]: With dead ends: 625 [2018-11-18 09:56:15,702 INFO L226 Difference]: Without dead ends: 460 [2018-11-18 09:56:15,703 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:56:15,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-11-18 09:56:15,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 442. [2018-11-18 09:56:15,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 442 states. [2018-11-18 09:56:15,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 523 transitions. [2018-11-18 09:56:15,733 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 523 transitions. Word has length 85 [2018-11-18 09:56:15,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:56:15,734 INFO L480 AbstractCegarLoop]: Abstraction has 442 states and 523 transitions. [2018-11-18 09:56:15,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:56:15,734 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 523 transitions. [2018-11-18 09:56:15,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 09:56:15,735 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:56:15,735 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 09:56:15,735 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:56:15,736 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:15,736 INFO L82 PathProgramCache]: Analyzing trace with hash 1770022555, now seen corresponding path program 1 times [2018-11-18 09:56:15,736 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:15,736 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:15,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:15,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:15,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:56:15,795 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 09:56:15,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:56:15,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:56:15,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:56:15,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:56:15,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:56:15,796 INFO L87 Difference]: Start difference. First operand 442 states and 523 transitions. Second operand 5 states. [2018-11-18 09:56:15,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:56:15,823 INFO L93 Difference]: Finished difference Result 759 states and 916 transitions. [2018-11-18 09:56:15,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 09:56:15,824 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2018-11-18 09:56:15,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:56:15,826 INFO L225 Difference]: With dead ends: 759 [2018-11-18 09:56:15,826 INFO L226 Difference]: Without dead ends: 452 [2018-11-18 09:56:15,827 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:56:15,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states. [2018-11-18 09:56:15,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 446. [2018-11-18 09:56:15,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2018-11-18 09:56:15,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 526 transitions. [2018-11-18 09:56:15,851 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 526 transitions. Word has length 85 [2018-11-18 09:56:15,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:56:15,851 INFO L480 AbstractCegarLoop]: Abstraction has 446 states and 526 transitions. [2018-11-18 09:56:15,851 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:56:15,851 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 526 transitions. [2018-11-18 09:56:15,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 09:56:15,853 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:56:15,853 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 09:56:15,853 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:56:15,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:15,853 INFO L82 PathProgramCache]: Analyzing trace with hash 1697635997, now seen corresponding path program 1 times [2018-11-18 09:56:15,853 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:15,853 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:15,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:15,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:15,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:56:15,922 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 09:56:15,922 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:56:15,922 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 09:56:15,923 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 09:56:15,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 09:56:15,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:56:15,923 INFO L87 Difference]: Start difference. First operand 446 states and 526 transitions. Second operand 9 states. [2018-11-18 09:56:15,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:56:15,986 INFO L93 Difference]: Finished difference Result 848 states and 1019 transitions. [2018-11-18 09:56:15,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 09:56:15,987 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2018-11-18 09:56:15,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:56:15,989 INFO L225 Difference]: With dead ends: 848 [2018-11-18 09:56:15,989 INFO L226 Difference]: Without dead ends: 426 [2018-11-18 09:56:15,990 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:56:15,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2018-11-18 09:56:16,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 420. [2018-11-18 09:56:16,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2018-11-18 09:56:16,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 493 transitions. [2018-11-18 09:56:16,012 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 493 transitions. Word has length 85 [2018-11-18 09:56:16,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:56:16,012 INFO L480 AbstractCegarLoop]: Abstraction has 420 states and 493 transitions. [2018-11-18 09:56:16,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 09:56:16,012 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 493 transitions. [2018-11-18 09:56:16,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 09:56:16,014 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:56:16,016 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] [2018-11-18 09:56:16,016 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:56:16,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:56:16,016 INFO L82 PathProgramCache]: Analyzing trace with hash 1592412301, now seen corresponding path program 1 times [2018-11-18 09:56:16,016 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:56:16,016 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:56:16,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:16,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:56:16,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:56:16,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:56:16,096 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 09:56:16,096 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:56:16,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 09:56:16,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 09:56:16,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 09:56:16,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:56:16,097 INFO L87 Difference]: Start difference. First operand 420 states and 493 transitions. Second operand 10 states. [2018-11-18 09:56:16,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:56:16,257 INFO L93 Difference]: Finished difference Result 817 states and 964 transitions. [2018-11-18 09:56:16,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 09:56:16,258 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 86 [2018-11-18 09:56:16,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:56:16,258 INFO L225 Difference]: With dead ends: 817 [2018-11-18 09:56:16,258 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 09:56:16,259 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:56:16,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 09:56:16,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 09:56:16,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 09:56:16,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 09:56:16,260 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 86 [2018-11-18 09:56:16,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:56:16,260 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:56:16,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 09:56:16,260 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:56:16,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:56:16,264 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 09:56:17,233 INFO L425 ceAbstractionStarter]: For program point L479(lines 456 480) no Hoare annotation was computed. [2018-11-18 09:56:17,233 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 432 487) no Hoare annotation was computed. [2018-11-18 09:56:17,233 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 467) no Hoare annotation was computed. [2018-11-18 09:56:17,233 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 463 467) no Hoare annotation was computed. [2018-11-18 09:56:17,233 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-18 09:56:17,233 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 457 478) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 432 487) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point L457-3(lines 457 478) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 432 487) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 514 539) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point L514-3(lines 514 539) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point L533-1(line 533) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 488 547) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 488 547) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point L540(lines 513 541) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 488 547) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point L520(lines 520 524) no Hoare annotation was computed. [2018-11-18 09:56:17,234 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 520 524) no Hoare annotation was computed. [2018-11-18 09:56:17,235 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 903 909) the Hoare annotation is: true [2018-11-18 09:56:17,235 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 903 909) no Hoare annotation was computed. [2018-11-18 09:56:17,235 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 910 918) no Hoare annotation was computed. [2018-11-18 09:56:17,235 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 910 918) the Hoare annotation is: true [2018-11-18 09:56:17,235 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 910 918) no Hoare annotation was computed. [2018-11-18 09:56:17,235 INFO L421 ceAbstractionStarter]: At program point L194-1(line 194) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:56:17,235 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 188 210) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:56:17,235 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 188 210) no Hoare annotation was computed. [2018-11-18 09:56:17,235 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 188 210) no Hoare annotation was computed. [2018-11-18 09:56:17,235 INFO L421 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:56:17,236 INFO L421 ceAbstractionStarter]: At program point L200-1(line 200) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:56:17,236 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 205) no Hoare annotation was computed. [2018-11-18 09:56:17,236 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 198 205) no Hoare annotation was computed. [2018-11-18 09:56:17,236 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 09:56:17,236 INFO L421 ceAbstractionStarter]: At program point L195(line 195) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:56:17,236 INFO L421 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:56:17,236 INFO L425 ceAbstractionStarter]: For program point L161(line 161) no Hoare annotation was computed. [2018-11-18 09:56:17,236 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 09:56:17,236 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 144 167) no Hoare annotation was computed. [2018-11-18 09:56:17,236 INFO L425 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-18 09:56:17,236 INFO L425 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-11-18 09:56:17,236 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 09:56:17,236 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 144 167) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 144 167) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 307 315) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 307 315) the Hoare annotation is: true [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 307 315) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point L323-2(lines 323 331) no Hoare annotation was computed. [2018-11-18 09:56:17,237 INFO L425 ceAbstractionStarter]: For program point L346(line 346) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 343) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 316 351) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point L335-2(lines 335 343) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 316 351) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 331) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 316 351) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 896 902) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 896 902) the Hoare annotation is: true [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 386 431) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 386 431) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 386 431) no Hoare annotation was computed. [2018-11-18 09:56:17,238 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 699 744) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point L719(lines 719 726) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 699 744) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point L713(lines 713 733) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point L713-1(lines 713 733) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 699 744) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 175 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 175 184) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 175 184) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 296 306) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point L301(line 301) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point L301-1(line 301) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 296 306) no Hoare annotation was computed. [2018-11-18 09:56:17,239 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 296 306) no Hoare annotation was computed. [2018-11-18 09:56:17,240 INFO L425 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 288 295) no Hoare annotation was computed. [2018-11-18 09:56:17,240 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 288 295) no Hoare annotation was computed. [2018-11-18 09:56:17,240 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 288 295) no Hoare annotation was computed. [2018-11-18 09:56:17,240 INFO L425 ceAbstractionStarter]: For program point L874(lines 874 880) no Hoare annotation was computed. [2018-11-18 09:56:17,240 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 870 883) no Hoare annotation was computed. [2018-11-18 09:56:17,240 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 870 883) the Hoare annotation is: true [2018-11-18 09:56:17,240 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 870 883) no Hoare annotation was computed. [2018-11-18 09:56:17,240 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 255 279) no Hoare annotation was computed. [2018-11-18 09:56:17,240 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 255 279) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) .cse0))) [2018-11-18 09:56:17,240 INFO L421 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) [2018-11-18 09:56:17,240 INFO L425 ceAbstractionStarter]: For program point L274-1(lines 255 279) no Hoare annotation was computed. [2018-11-18 09:56:17,240 INFO L421 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and (not (= ~waterLevel~0 2)) (= 0 ~pumpRunning~0))) (or (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-18 09:56:17,241 INFO L421 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (let ((.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and (not (= ~waterLevel~0 2)) .cse1) (and .cse1 (= processEnvironment_~tmp~2 1)))) (or (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-18 09:56:17,241 INFO L425 ceAbstractionStarter]: For program point L263(lines 263 271) no Hoare annotation was computed. [2018-11-18 09:56:17,241 INFO L421 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) .cse0))) [2018-11-18 09:56:17,241 INFO L425 ceAbstractionStarter]: For program point L261-1(line 261) no Hoare annotation was computed. [2018-11-18 09:56:17,241 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 276) no Hoare annotation was computed. [2018-11-18 09:56:17,241 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 247 253) no Hoare annotation was computed. [2018-11-18 09:56:17,241 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 247 253) the Hoare annotation is: true [2018-11-18 09:56:17,241 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:56:17,241 INFO L425 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2018-11-18 09:56:17,241 INFO L421 ceAbstractionStarter]: At program point L93-2(lines 85 98) 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)) (and (= ~pumpRunning~0 1) .cse0 .cse1) (and (= 0 ~pumpRunning~0) .cse0 .cse1))) [2018-11-18 09:56:17,241 INFO L425 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-11-18 09:56:17,242 INFO L421 ceAbstractionStarter]: At program point L87(line 87) 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)) (and (= ~pumpRunning~0 1) .cse0 .cse1) (and (= 0 ~pumpRunning~0) .cse0 .cse1))) [2018-11-18 09:56:17,242 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-11-18 09:56:17,242 INFO L425 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-11-18 09:56:17,242 INFO L421 ceAbstractionStarter]: At program point L77(line 77) 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)) (and (= ~pumpRunning~0 1) .cse0 .cse1) (and (= 0 ~pumpRunning~0) .cse0 .cse1))) [2018-11-18 09:56:17,242 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-18 09:56:17,242 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-11-18 09:56:17,242 INFO L421 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~waterLevel~0 2)) (= 0 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 1) .cse0 .cse1))) [2018-11-18 09:56:17,242 INFO L421 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~waterLevel~0 2)) (= 0 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 1) .cse0 .cse1))) [2018-11-18 09:56:17,242 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-18 09:56:17,242 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-11-18 09:56:17,242 INFO L425 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-11-18 09:56:17,242 INFO L425 ceAbstractionStarter]: For program point L55-1(lines 55 102) no Hoare annotation was computed. [2018-11-18 09:56:17,242 INFO L421 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point L673(lines 673 680) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point L667(lines 667 687) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point L667-1(lines 667 687) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 653 698) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 653 698) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 653 698) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 854) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point L846-2(lines 846 854) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 838 860) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 838 860) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 838 860) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 550 652) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 578) no Hoare annotation was computed. [2018-11-18 09:56:17,243 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 649) no Hoare annotation was computed. [2018-11-18 09:56:17,244 INFO L425 ceAbstractionStarter]: For program point L601(lines 601 605) no Hoare annotation was computed. [2018-11-18 09:56:17,244 INFO L425 ceAbstractionStarter]: For program point L599-1(lines 599 619) no Hoare annotation was computed. [2018-11-18 09:56:17,244 INFO L425 ceAbstractionStarter]: For program point L599-3(lines 599 619) no Hoare annotation was computed. [2018-11-18 09:56:17,244 INFO L425 ceAbstractionStarter]: For program point L620(lines 598 621) no Hoare annotation was computed. [2018-11-18 09:56:17,244 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 550 652) no Hoare annotation was computed. [2018-11-18 09:56:17,244 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 595) no Hoare annotation was computed. [2018-11-18 09:56:17,244 INFO L425 ceAbstractionStarter]: For program point L639(lines 639 646) no Hoare annotation was computed. [2018-11-18 09:56:17,244 INFO L425 ceAbstractionStarter]: For program point L600(lines 599 619) no Hoare annotation was computed. [2018-11-18 09:56:17,255 INFO L425 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-11-18 09:56:17,255 INFO L425 ceAbstractionStarter]: For program point L631-1(line 631) no Hoare annotation was computed. [2018-11-18 09:56:17,255 INFO L425 ceAbstractionStarter]: For program point L596(lines 596 637) no Hoare annotation was computed. [2018-11-18 09:56:17,255 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 550 652) no Hoare annotation was computed. [2018-11-18 09:56:17,255 INFO L425 ceAbstractionStarter]: For program point L615(line 615) no Hoare annotation was computed. [2018-11-18 09:56:17,255 INFO L425 ceAbstractionStarter]: For program point L615-1(line 615) no Hoare annotation was computed. [2018-11-18 09:56:17,255 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 886 895) no Hoare annotation was computed. [2018-11-18 09:56:17,255 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 886 895) no Hoare annotation was computed. [2018-11-18 09:56:17,255 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 886 895) no Hoare annotation was computed. [2018-11-18 09:56:17,255 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:56:17,256 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2018-11-18 09:56:17,256 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:56:17,256 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 280 287) no Hoare annotation was computed. [2018-11-18 09:56:17,256 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 280 287) no Hoare annotation was computed. [2018-11-18 09:56:17,256 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 280 287) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 09:56:17,256 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 352 370) no Hoare annotation was computed. [2018-11-18 09:56:17,256 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 365) no Hoare annotation was computed. [2018-11-18 09:56:17,256 INFO L428 ceAbstractionStarter]: At program point L359(line 359) the Hoare annotation is: true [2018-11-18 09:56:17,256 INFO L425 ceAbstractionStarter]: For program point L361-2(lines 361 365) no Hoare annotation was computed. [2018-11-18 09:56:17,256 INFO L425 ceAbstractionStarter]: For program point L359-1(line 359) no Hoare annotation was computed. [2018-11-18 09:56:17,256 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 352 370) the Hoare annotation is: true [2018-11-18 09:56:17,257 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 352 370) no Hoare annotation was computed. [2018-11-18 09:56:17,257 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 861 869) the Hoare annotation is: true [2018-11-18 09:56:17,257 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 861 869) no Hoare annotation was computed. [2018-11-18 09:56:17,257 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 861 869) no Hoare annotation was computed. [2018-11-18 09:56:17,257 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 817 828) the Hoare annotation is: true [2018-11-18 09:56:17,257 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 817 828) no Hoare annotation was computed. [2018-11-18 09:56:17,257 INFO L425 ceAbstractionStarter]: For program point L821-1(lines 817 828) no Hoare annotation was computed. [2018-11-18 09:56:17,257 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:56:17,257 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 09:56:17,257 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:56:17,258 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 223 246) the Hoare annotation is: (let ((.cse5 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= |old(~waterLevel~0)| 2)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3 .cse6) (or .cse5 .cse2 .cse3 .cse6) (or .cse4 (= 0 ~pumpRunning~0) .cse3) (or .cse2 .cse3 (= ~pumpRunning~0 1)) (or .cse0 .cse4 .cse3 .cse1))) [2018-11-18 09:56:17,258 INFO L421 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or .cse1 (= 1 ~waterLevel~0) .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse1 (= 0 ~pumpRunning~0) .cse0) (or (= |old(~waterLevel~0)| 2) .cse1 .cse0 (not (= ~waterLevel~0 2))))) [2018-11-18 09:56:17,258 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 223 246) no Hoare annotation was computed. [2018-11-18 09:56:17,258 INFO L421 ceAbstractionStarter]: At program point L234(lines 234 240) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (and .cse3 (= 0 ~pumpRunning~0))) (or .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or (= |old(~waterLevel~0)| 2) .cse0 .cse3 .cse2) (or .cse0 (= 1 ~waterLevel~0) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 09:56:17,258 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 223 246) no Hoare annotation was computed. [2018-11-18 09:56:17,258 INFO L421 ceAbstractionStarter]: At program point L229(line 229) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 09:56:17,258 INFO L425 ceAbstractionStarter]: For program point L227(lines 226 245) no Hoare annotation was computed. [2018-11-18 09:56:17,258 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 113 142) no Hoare annotation was computed. [2018-11-18 09:56:17,258 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 09:56:17,259 INFO L425 ceAbstractionStarter]: For program point L127(lines 127 131) no Hoare annotation was computed. [2018-11-18 09:56:17,259 INFO L428 ceAbstractionStarter]: At program point L127-1(lines 127 131) the Hoare annotation is: true [2018-11-18 09:56:17,259 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 113 142) the Hoare annotation is: true [2018-11-18 09:56:17,259 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 123 137) no Hoare annotation was computed. [2018-11-18 09:56:17,259 INFO L428 ceAbstractionStarter]: At program point L123-3(lines 123 137) the Hoare annotation is: true [2018-11-18 09:56:17,259 INFO L428 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: true [2018-11-18 09:56:17,259 INFO L425 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-11-18 09:56:17,259 INFO L428 ceAbstractionStarter]: At program point L138(lines 113 142) the Hoare annotation is: true [2018-11-18 09:56:17,259 INFO L425 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-11-18 09:56:17,260 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 829 837) the Hoare annotation is: true [2018-11-18 09:56:17,260 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 829 837) no Hoare annotation was computed. [2018-11-18 09:56:17,260 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 829 837) no Hoare annotation was computed. [2018-11-18 09:56:17,260 INFO L425 ceAbstractionStarter]: For program point L767(lines 767 773) no Hoare annotation was computed. [2018-11-18 09:56:17,260 INFO L421 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 2)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or .cse0 (not (= 1 ~pumpRunning~0)) .cse1))) [2018-11-18 09:56:17,260 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 748 780) no Hoare annotation was computed. [2018-11-18 09:56:17,260 INFO L425 ceAbstractionStarter]: For program point L765-1(line 765) no Hoare annotation was computed. [2018-11-18 09:56:17,260 INFO L425 ceAbstractionStarter]: For program point L763(lines 763 776) no Hoare annotation was computed. [2018-11-18 09:56:17,260 INFO L425 ceAbstractionStarter]: For program point L763-1(lines 748 780) no Hoare annotation was computed. [2018-11-18 09:56:17,260 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 748 780) the Hoare annotation is: true [2018-11-18 09:56:17,260 INFO L428 ceAbstractionStarter]: At program point L761(line 761) the Hoare annotation is: true [2018-11-18 09:56:17,261 INFO L425 ceAbstractionStarter]: For program point L761-1(line 761) no Hoare annotation was computed. [2018-11-18 09:56:17,261 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 777) no Hoare annotation was computed. [2018-11-18 09:56:17,261 INFO L428 ceAbstractionStarter]: At program point L755(line 755) the Hoare annotation is: true [2018-11-18 09:56:17,261 INFO L425 ceAbstractionStarter]: For program point L755-1(line 755) no Hoare annotation was computed. [2018-11-18 09:56:17,261 INFO L421 ceAbstractionStarter]: At program point L771(line 771) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~waterLevel~0 2) (not (= 0 ~pumpRunning~0)) .cse0) (or (not (= 1 ~pumpRunning~0)) .cse0))) [2018-11-18 09:56:17,261 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 793 804) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 1 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:56:17,261 INFO L425 ceAbstractionStarter]: For program point L797-1(lines 793 804) no Hoare annotation was computed. [2018-11-18 09:56:17,261 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 793 804) no Hoare annotation was computed. [2018-11-18 09:56:17,261 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 168 174) no Hoare annotation was computed. [2018-11-18 09:56:17,261 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 168 174) the Hoare annotation is: true [2018-11-18 09:56:17,269 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:56:17,270 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-18 09:56:17,270 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:56:17,270 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:56:17,270 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 371 378) no Hoare annotation was computed. [2018-11-18 09:56:17,270 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 371 378) the Hoare annotation is: (let ((.cse1 (not (= |old(~systemActive~0)| 1))) (.cse0 (= ~systemActive~0 1))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1) (or (not (= 1 ~pumpRunning~0)) .cse1 .cse0))) [2018-11-18 09:56:17,270 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 371 378) no Hoare annotation was computed. [2018-11-18 09:56:17,270 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 805 816) no Hoare annotation was computed. [2018-11-18 09:56:17,270 INFO L425 ceAbstractionStarter]: For program point L809-1(lines 805 816) no Hoare annotation was computed. [2018-11-18 09:56:17,270 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 805 816) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse4 (= |old(~waterLevel~0)| 2)) (.cse5 (not (= ~waterLevel~0 2))) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse5) (or .cse1 .cse6 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse2))) [2018-11-18 09:56:17,270 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 782 789) no Hoare annotation was computed. [2018-11-18 09:56:17,271 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 786) no Hoare annotation was computed. [2018-11-18 09:56:17,271 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 782 789) the Hoare annotation is: true [2018-11-18 09:56:17,271 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 782 789) no Hoare annotation was computed. [2018-11-18 09:56:17,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:56:17 BoogieIcfgContainer [2018-11-18 09:56:17,282 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:56:17,282 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:56:17,282 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:56:17,282 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:56:17,282 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:56:13" (3/4) ... [2018-11-18 09:56:17,285 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:56:17,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 09:56:17,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 09:56:17,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 09:56:17,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 09:56:17,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:56:17,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 09:56:17,291 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 09:56:17,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 09:56:17,293 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 09:56:17,294 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 09:56:17,294 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 09:56:17,294 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 09:56:17,294 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 09:56:17,300 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-18 09:56:17,300 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 09:56:17,301 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:56:17,319 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || (((!(waterLevel == 2) && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) [2018-11-18 09:56:17,319 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 09:56:17,354 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f8779d6f-f025-4cab-8956-907641194c21/bin-2019/uautomizer/witness.graphml [2018-11-18 09:56:17,354 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:56:17,355 INFO L168 Benchmark]: Toolchain (without parser) took 4579.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.3 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -212.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:56:17,355 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:56:17,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:56:17,356 INFO L168 Benchmark]: Boogie Preprocessor took 60.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:56:17,356 INFO L168 Benchmark]: RCFGBuilder took 583.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:56:17,356 INFO L168 Benchmark]: TraceAbstraction took 3505.08 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -148.6 MB). Peak memory consumption was 226.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:56:17,357 INFO L168 Benchmark]: Witness Printer took 72.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:56:17,358 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 354.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 583.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3505.08 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -148.6 MB). Peak memory consumption was 226.7 MB. Max. memory is 11.5 GB. * Witness Printer took 72.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 786]: 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: 54]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || (((!(waterLevel == 2) && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 227 locations, 1 error locations. SAFE Result, 3.4s OverallTime, 9 OverallIterations, 1 TraceHistogramMax, 1.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1212 SDtfs, 553 SDslu, 3761 SDs, 0 SdLazy, 632 SolverSat, 129 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 85 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=446occurred in iteration=7, 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: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 54 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 788 PreInvPairs, 844 NumberOfFragments, 955 HoareAnnotationTreeSize, 788 FomulaSimplifications, 624 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 53 FomulaSimplificationsInter, 3130 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 654 NumberOfCodeBlocks, 654 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 645 ConstructedInterpolants, 0 QuantifiedInterpolants, 75554 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...