./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product58_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product58_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/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 b6539c3f80a02f7679497281344dc3da1a82da6c ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:19:37,367 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:19:37,369 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:19:37,375 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:19:37,375 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:19:37,376 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:19:37,377 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:19:37,378 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:19:37,379 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:19:37,380 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:19:37,380 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:19:37,380 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:19:37,381 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:19:37,382 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:19:37,382 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:19:37,383 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:19:37,383 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:19:37,384 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:19:37,385 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:19:37,386 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:19:37,387 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:19:37,387 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:19:37,388 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:19:37,389 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:19:37,389 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:19:37,389 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:19:37,390 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:19:37,391 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:19:37,391 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:19:37,392 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:19:37,392 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:19:37,393 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:19:37,393 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:19:37,393 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:19:37,394 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:19:37,394 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:19:37,394 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 07:19:37,401 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:19:37,401 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:19:37,402 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:19:37,402 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:19:37,402 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:19:37,402 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:19:37,402 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 07:19:37,403 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:19:37,403 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:19:37,403 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:19:37,403 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:19:37,403 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:19:37,403 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:19:37,403 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:19:37,404 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:19:37,404 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:19:37,404 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:19:37,404 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:19:37,404 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:19:37,404 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:19:37,404 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:19:37,405 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:19:37,405 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:19:37,405 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:19:37,405 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:19:37,405 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:19:37,405 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 07:19:37,405 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:19:37,406 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:19:37,406 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_7bb7654c-10ed-420a-950f-d0c31150b93e/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 -> b6539c3f80a02f7679497281344dc3da1a82da6c [2018-11-10 07:19:37,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:19:37,439 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:19:37,441 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:19:37,442 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:19:37,443 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:19:37,443 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product58_true-unreach-call_false-termination.cil.c [2018-11-10 07:19:37,486 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/data/af2b4cf88/87a8cc0c302f4ff09e8b1a508c81369a/FLAGdf7d25b90 [2018-11-10 07:19:37,902 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:19:37,903 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/sv-benchmarks/c/product-lines/minepump_spec2_product58_true-unreach-call_false-termination.cil.c [2018-11-10 07:19:37,909 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/data/af2b4cf88/87a8cc0c302f4ff09e8b1a508c81369a/FLAGdf7d25b90 [2018-11-10 07:19:37,918 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/data/af2b4cf88/87a8cc0c302f4ff09e8b1a508c81369a [2018-11-10 07:19:37,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:19:37,922 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 07:19:37,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:19:37,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:19:37,925 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:19:37,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:19:37" (1/1) ... [2018-11-10 07:19:37,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11bcb58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:37, skipping insertion in model container [2018-11-10 07:19:37,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:19:37" (1/1) ... [2018-11-10 07:19:37,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:19:37,962 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:19:38,134 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:19:38,142 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:19:38,198 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:19:38,221 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:19:38,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:38 WrapperNode [2018-11-10 07:19:38,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:19:38,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:19:38,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:19:38,223 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:19:38,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:38" (1/1) ... [2018-11-10 07:19:38,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:38" (1/1) ... [2018-11-10 07:19:38,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:38" (1/1) ... [2018-11-10 07:19:38,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:38" (1/1) ... [2018-11-10 07:19:38,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:38" (1/1) ... [2018-11-10 07:19:38,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:38" (1/1) ... [2018-11-10 07:19:38,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:38" (1/1) ... [2018-11-10 07:19:38,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:19:38,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:19:38,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:19:38,329 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:19:38,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/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 [2018-11-10 07:19:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:19:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:19:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 07:19:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 07:19:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 07:19:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 07:19:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 07:19:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 07:19:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 07:19:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 07:19:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 07:19:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 07:19:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 07:19:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 07:19:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 07:19:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 07:19:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 07:19:38,383 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 07:19:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 07:19:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 07:19:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:19:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 07:19:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 07:19:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 07:19:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 07:19:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 07:19:38,384 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 07:19:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 07:19:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 07:19:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 07:19:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-10 07:19:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-10 07:19:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-10 07:19:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 07:19:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 07:19:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 07:19:38,385 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 07:19:38,386 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 07:19:38,386 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 07:19:38,386 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 07:19:38,386 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 07:19:38,386 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:19:38,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 07:19:38,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 07:19:38,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 07:19:38,386 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 07:19:38,386 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 07:19:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 07:19:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 07:19:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 07:19:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 07:19:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 07:19:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 07:19:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 07:19:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:19:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 07:19:38,387 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 07:19:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 07:19:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 07:19:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 07:19:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 07:19:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 07:19:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 07:19:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:19:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 07:19:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 07:19:38,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 07:19:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 07:19:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 07:19:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 07:19:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-10 07:19:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 07:19:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 07:19:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 07:19:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 07:19:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 07:19:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 07:19:38,389 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 07:19:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-10 07:19:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 07:19:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 07:19:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 07:19:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:19:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 07:19:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 07:19:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 07:19:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 07:19:38,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-10 07:19:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 07:19:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 07:19:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 07:19:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 07:19:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 07:19:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 07:19:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 07:19:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:19:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:19:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:19:38,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 07:19:39,050 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:19:39,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:19:39 BoogieIcfgContainer [2018-11-10 07:19:39,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:19:39,052 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 07:19:39,052 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 07:19:39,055 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 07:19:39,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:19:37" (1/3) ... [2018-11-10 07:19:39,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dae8034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:19:39, skipping insertion in model container [2018-11-10 07:19:39,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:38" (2/3) ... [2018-11-10 07:19:39,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dae8034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:19:39, skipping insertion in model container [2018-11-10 07:19:39,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:19:39" (3/3) ... [2018-11-10 07:19:39,058 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product58_true-unreach-call_false-termination.cil.c [2018-11-10 07:19:39,066 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 07:19:39,073 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 07:19:39,086 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 07:19:39,113 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 07:19:39,114 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 07:19:39,114 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 07:19:39,114 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 07:19:39,114 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:19:39,114 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:19:39,114 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 07:19:39,115 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:19:39,115 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 07:19:39,134 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states. [2018-11-10 07:19:39,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 07:19:39,142 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:39,143 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:39,145 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:39,150 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:39,150 INFO L82 PathProgramCache]: Analyzing trace with hash -578760512, now seen corresponding path program 1 times [2018-11-10 07:19:39,152 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:39,152 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:39,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:39,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:39,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:39,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:39,365 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:19:39,366 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 07:19:39,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 07:19:39,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 07:19:39,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:19:39,382 INFO L87 Difference]: Start difference. First operand 230 states. Second operand 2 states. [2018-11-10 07:19:39,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:39,415 INFO L93 Difference]: Finished difference Result 334 states and 401 transitions. [2018-11-10 07:19:39,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 07:19:39,417 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 87 [2018-11-10 07:19:39,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:39,427 INFO L225 Difference]: With dead ends: 334 [2018-11-10 07:19:39,427 INFO L226 Difference]: Without dead ends: 187 [2018-11-10 07:19:39,430 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:19:39,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-11-10 07:19:39,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2018-11-10 07:19:39,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-11-10 07:19:39,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 212 transitions. [2018-11-10 07:19:39,470 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 212 transitions. Word has length 87 [2018-11-10 07:19:39,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:39,470 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 212 transitions. [2018-11-10 07:19:39,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 07:19:39,471 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 212 transitions. [2018-11-10 07:19:39,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 07:19:39,474 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:39,474 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:39,474 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:39,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:39,475 INFO L82 PathProgramCache]: Analyzing trace with hash 1243377241, now seen corresponding path program 1 times [2018-11-10 07:19:39,475 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:39,475 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:39,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:39,476 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:39,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:39,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:39,575 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:19:39,575 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:19:39,577 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:19:39,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:19:39,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:19:39,577 INFO L87 Difference]: Start difference. First operand 187 states and 212 transitions. Second operand 3 states. [2018-11-10 07:19:39,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:39,598 INFO L93 Difference]: Finished difference Result 277 states and 317 transitions. [2018-11-10 07:19:39,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:19:39,600 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2018-11-10 07:19:39,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:39,602 INFO L225 Difference]: With dead ends: 277 [2018-11-10 07:19:39,602 INFO L226 Difference]: Without dead ends: 177 [2018-11-10 07:19:39,604 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:19:39,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-11-10 07:19:39,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2018-11-10 07:19:39,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-11-10 07:19:39,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 199 transitions. [2018-11-10 07:19:39,615 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 199 transitions. Word has length 89 [2018-11-10 07:19:39,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:39,616 INFO L481 AbstractCegarLoop]: Abstraction has 177 states and 199 transitions. [2018-11-10 07:19:39,616 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:19:39,616 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 199 transitions. [2018-11-10 07:19:39,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 07:19:39,618 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:39,618 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:39,618 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:39,618 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:39,619 INFO L82 PathProgramCache]: Analyzing trace with hash -142237089, now seen corresponding path program 1 times [2018-11-10 07:19:39,619 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:39,619 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:39,619 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:39,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:39,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:39,741 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:19:39,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:19:39,742 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:19:39,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:19:39,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:19:39,742 INFO L87 Difference]: Start difference. First operand 177 states and 199 transitions. Second operand 7 states. [2018-11-10 07:19:39,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:39,931 INFO L93 Difference]: Finished difference Result 290 states and 335 transitions. [2018-11-10 07:19:39,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:19:39,932 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 94 [2018-11-10 07:19:39,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:39,934 INFO L225 Difference]: With dead ends: 290 [2018-11-10 07:19:39,934 INFO L226 Difference]: Without dead ends: 177 [2018-11-10 07:19:39,936 INFO L605 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 [2018-11-10 07:19:39,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-11-10 07:19:39,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2018-11-10 07:19:39,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-11-10 07:19:39,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 198 transitions. [2018-11-10 07:19:39,948 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 198 transitions. Word has length 94 [2018-11-10 07:19:39,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:39,948 INFO L481 AbstractCegarLoop]: Abstraction has 177 states and 198 transitions. [2018-11-10 07:19:39,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:19:39,948 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 198 transitions. [2018-11-10 07:19:39,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 07:19:39,950 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:39,950 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:39,952 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:39,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:39,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1319318481, now seen corresponding path program 1 times [2018-11-10 07:19:39,952 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:39,952 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:39,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:39,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:39,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:40,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:40,071 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:19:40,071 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:19:40,071 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:19:40,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:19:40,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:19:40,072 INFO L87 Difference]: Start difference. First operand 177 states and 198 transitions. Second operand 5 states. [2018-11-10 07:19:40,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:40,490 INFO L93 Difference]: Finished difference Result 395 states and 467 transitions. [2018-11-10 07:19:40,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 07:19:40,490 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 107 [2018-11-10 07:19:40,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:40,493 INFO L225 Difference]: With dead ends: 395 [2018-11-10 07:19:40,493 INFO L226 Difference]: Without dead ends: 282 [2018-11-10 07:19:40,494 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:19:40,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2018-11-10 07:19:40,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 262. [2018-11-10 07:19:40,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states. [2018-11-10 07:19:40,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 294 transitions. [2018-11-10 07:19:40,510 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 294 transitions. Word has length 107 [2018-11-10 07:19:40,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:40,510 INFO L481 AbstractCegarLoop]: Abstraction has 262 states and 294 transitions. [2018-11-10 07:19:40,510 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:19:40,510 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 294 transitions. [2018-11-10 07:19:40,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 07:19:40,511 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:40,512 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:40,512 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:40,512 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:40,512 INFO L82 PathProgramCache]: Analyzing trace with hash 510770983, now seen corresponding path program 1 times [2018-11-10 07:19:40,512 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:40,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:40,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:40,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:40,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:40,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:40,595 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:19:40,595 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 07:19:40,595 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 07:19:40,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 07:19:40,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:19:40,596 INFO L87 Difference]: Start difference. First operand 262 states and 294 transitions. Second operand 8 states. [2018-11-10 07:19:40,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:40,630 INFO L93 Difference]: Finished difference Result 467 states and 541 transitions. [2018-11-10 07:19:40,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:19:40,631 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 121 [2018-11-10 07:19:40,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:40,634 INFO L225 Difference]: With dead ends: 467 [2018-11-10 07:19:40,634 INFO L226 Difference]: Without dead ends: 269 [2018-11-10 07:19:40,635 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:19:40,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2018-11-10 07:19:40,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 266. [2018-11-10 07:19:40,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2018-11-10 07:19:40,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 298 transitions. [2018-11-10 07:19:40,650 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 298 transitions. Word has length 121 [2018-11-10 07:19:40,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:40,650 INFO L481 AbstractCegarLoop]: Abstraction has 266 states and 298 transitions. [2018-11-10 07:19:40,650 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 07:19:40,650 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 298 transitions. [2018-11-10 07:19:40,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 07:19:40,652 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:40,652 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:40,652 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:40,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:40,652 INFO L82 PathProgramCache]: Analyzing trace with hash 488138729, now seen corresponding path program 1 times [2018-11-10 07:19:40,652 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:40,652 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:40,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:40,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:40,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:40,717 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:19:40,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:19:40,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:19:40,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:19:40,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:19:40,718 INFO L87 Difference]: Start difference. First operand 266 states and 298 transitions. Second operand 6 states. [2018-11-10 07:19:40,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:40,837 INFO L93 Difference]: Finished difference Result 652 states and 758 transitions. [2018-11-10 07:19:40,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:19:40,837 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-11-10 07:19:40,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:40,840 INFO L225 Difference]: With dead ends: 652 [2018-11-10 07:19:40,840 INFO L226 Difference]: Without dead ends: 450 [2018-11-10 07:19:40,841 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 07:19:40,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2018-11-10 07:19:40,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 444. [2018-11-10 07:19:40,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2018-11-10 07:19:40,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 500 transitions. [2018-11-10 07:19:40,865 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 500 transitions. Word has length 121 [2018-11-10 07:19:40,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:40,865 INFO L481 AbstractCegarLoop]: Abstraction has 444 states and 500 transitions. [2018-11-10 07:19:40,865 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:19:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 500 transitions. [2018-11-10 07:19:40,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 07:19:40,866 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:40,867 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:40,867 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:40,867 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:40,867 INFO L82 PathProgramCache]: Analyzing trace with hash 506353477, now seen corresponding path program 1 times [2018-11-10 07:19:40,867 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:40,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:40,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:40,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:40,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:40,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:40,947 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:19:40,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:19:40,948 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:19:40,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:19:40,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:19:40,948 INFO L87 Difference]: Start difference. First operand 444 states and 500 transitions. Second operand 7 states. [2018-11-10 07:19:41,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:41,367 INFO L93 Difference]: Finished difference Result 857 states and 994 transitions. [2018-11-10 07:19:41,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 07:19:41,367 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 125 [2018-11-10 07:19:41,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:41,369 INFO L225 Difference]: With dead ends: 857 [2018-11-10 07:19:41,369 INFO L226 Difference]: Without dead ends: 477 [2018-11-10 07:19:41,370 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 07:19:41,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2018-11-10 07:19:41,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 443. [2018-11-10 07:19:41,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2018-11-10 07:19:41,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 497 transitions. [2018-11-10 07:19:41,388 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 497 transitions. Word has length 125 [2018-11-10 07:19:41,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:41,389 INFO L481 AbstractCegarLoop]: Abstraction has 443 states and 497 transitions. [2018-11-10 07:19:41,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:19:41,389 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 497 transitions. [2018-11-10 07:19:41,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 07:19:41,390 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:41,391 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:41,391 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:41,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:41,391 INFO L82 PathProgramCache]: Analyzing trace with hash -424936890, now seen corresponding path program 1 times [2018-11-10 07:19:41,391 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:41,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:41,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:41,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:41,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:41,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 07:19:41,444 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:19:41,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:19:41,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:19:41,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:19:41,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:19:41,445 INFO L87 Difference]: Start difference. First operand 443 states and 497 transitions. Second operand 6 states. [2018-11-10 07:19:41,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:41,477 INFO L93 Difference]: Finished difference Result 836 states and 962 transitions. [2018-11-10 07:19:41,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:19:41,478 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 141 [2018-11-10 07:19:41,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:41,480 INFO L225 Difference]: With dead ends: 836 [2018-11-10 07:19:41,480 INFO L226 Difference]: Without dead ends: 457 [2018-11-10 07:19:41,481 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:19:41,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2018-11-10 07:19:41,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 453. [2018-11-10 07:19:41,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 453 states. [2018-11-10 07:19:41,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 507 transitions. [2018-11-10 07:19:41,503 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 507 transitions. Word has length 141 [2018-11-10 07:19:41,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:41,503 INFO L481 AbstractCegarLoop]: Abstraction has 453 states and 507 transitions. [2018-11-10 07:19:41,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:19:41,503 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 507 transitions. [2018-11-10 07:19:41,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 07:19:41,505 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:41,505 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:41,505 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:41,505 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:41,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1262795683, now seen corresponding path program 1 times [2018-11-10 07:19:41,506 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:41,506 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:41,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:41,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:41,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:41,567 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 07:19:41,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:19:41,567 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 07:19:41,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 07:19:41,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 07:19:41,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 07:19:41,568 INFO L87 Difference]: Start difference. First operand 453 states and 507 transitions. Second operand 4 states. [2018-11-10 07:19:41,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:41,736 INFO L93 Difference]: Finished difference Result 1268 states and 1496 transitions. [2018-11-10 07:19:41,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 07:19:41,737 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 141 [2018-11-10 07:19:41,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:41,740 INFO L225 Difference]: With dead ends: 1268 [2018-11-10 07:19:41,740 INFO L226 Difference]: Without dead ends: 879 [2018-11-10 07:19:41,742 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 07:19:41,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 879 states. [2018-11-10 07:19:41,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 879 to 864. [2018-11-10 07:19:41,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 864 states. [2018-11-10 07:19:41,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 997 transitions. [2018-11-10 07:19:41,786 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 997 transitions. Word has length 141 [2018-11-10 07:19:41,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:41,787 INFO L481 AbstractCegarLoop]: Abstraction has 864 states and 997 transitions. [2018-11-10 07:19:41,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 07:19:41,787 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 997 transitions. [2018-11-10 07:19:41,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 07:19:41,788 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:41,789 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:41,789 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:41,789 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:41,789 INFO L82 PathProgramCache]: Analyzing trace with hash -2133256867, now seen corresponding path program 1 times [2018-11-10 07:19:41,789 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:41,789 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:41,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:41,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:41,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:41,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:41,907 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 07:19:41,907 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:19:41,907 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:19:41,916 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:42,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:19:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:42,239 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:19:42,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 07:19:42,239 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 07:19:42,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 07:19:42,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 07:19:42,240 INFO L87 Difference]: Start difference. First operand 864 states and 997 transitions. Second operand 19 states. [2018-11-10 07:19:42,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:42,937 INFO L93 Difference]: Finished difference Result 1633 states and 1909 transitions. [2018-11-10 07:19:42,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 07:19:42,937 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 145 [2018-11-10 07:19:42,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:42,939 INFO L225 Difference]: With dead ends: 1633 [2018-11-10 07:19:42,939 INFO L226 Difference]: Without dead ends: 833 [2018-11-10 07:19:42,941 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 140 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-10 07:19:42,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2018-11-10 07:19:42,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 833. [2018-11-10 07:19:42,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2018-11-10 07:19:42,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 946 transitions. [2018-11-10 07:19:42,966 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 946 transitions. Word has length 145 [2018-11-10 07:19:42,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:42,967 INFO L481 AbstractCegarLoop]: Abstraction has 833 states and 946 transitions. [2018-11-10 07:19:42,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 07:19:42,967 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 946 transitions. [2018-11-10 07:19:42,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 07:19:42,969 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:42,969 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:42,970 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:42,970 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:42,970 INFO L82 PathProgramCache]: Analyzing trace with hash 547852327, now seen corresponding path program 1 times [2018-11-10 07:19:42,970 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:42,970 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:42,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:42,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:42,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:43,042 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:19:43,042 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:19:43,042 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:19:43,043 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:19:43,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:19:43,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:19:43,043 INFO L87 Difference]: Start difference. First operand 833 states and 946 transitions. Second operand 3 states. [2018-11-10 07:19:43,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:43,069 INFO L93 Difference]: Finished difference Result 1316 states and 1530 transitions. [2018-11-10 07:19:43,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:19:43,070 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 200 [2018-11-10 07:19:43,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:43,073 INFO L225 Difference]: With dead ends: 1316 [2018-11-10 07:19:43,073 INFO L226 Difference]: Without dead ends: 1313 [2018-11-10 07:19:43,074 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:19:43,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2018-11-10 07:19:43,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 981. [2018-11-10 07:19:43,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 981 states. [2018-11-10 07:19:43,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 981 states and 1135 transitions. [2018-11-10 07:19:43,106 INFO L78 Accepts]: Start accepts. Automaton has 981 states and 1135 transitions. Word has length 200 [2018-11-10 07:19:43,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:43,124 INFO L481 AbstractCegarLoop]: Abstraction has 981 states and 1135 transitions. [2018-11-10 07:19:43,124 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:19:43,124 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1135 transitions. [2018-11-10 07:19:43,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-10 07:19:43,127 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:43,127 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:43,127 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:43,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:43,128 INFO L82 PathProgramCache]: Analyzing trace with hash -768328582, now seen corresponding path program 1 times [2018-11-10 07:19:43,128 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:43,128 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:43,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:43,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:43,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:43,228 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 57 proven. 14 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 07:19:43,228 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:19:43,228 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:19:43,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:43,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:19:43,402 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 109 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 07:19:43,419 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 07:19:43,419 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-11-10 07:19:43,419 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 07:19:43,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 07:19:43,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-10 07:19:43,420 INFO L87 Difference]: Start difference. First operand 981 states and 1135 transitions. Second operand 9 states. [2018-11-10 07:19:43,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:43,958 INFO L93 Difference]: Finished difference Result 2178 states and 2678 transitions. [2018-11-10 07:19:43,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 07:19:43,958 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 262 [2018-11-10 07:19:43,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:43,962 INFO L225 Difference]: With dead ends: 2178 [2018-11-10 07:19:43,962 INFO L226 Difference]: Without dead ends: 1391 [2018-11-10 07:19:43,963 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 274 GetRequests, 263 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2018-11-10 07:19:43,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states. [2018-11-10 07:19:44,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 1313. [2018-11-10 07:19:44,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1313 states. [2018-11-10 07:19:44,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1313 states and 1523 transitions. [2018-11-10 07:19:44,010 INFO L78 Accepts]: Start accepts. Automaton has 1313 states and 1523 transitions. Word has length 262 [2018-11-10 07:19:44,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:44,010 INFO L481 AbstractCegarLoop]: Abstraction has 1313 states and 1523 transitions. [2018-11-10 07:19:44,010 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 07:19:44,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1523 transitions. [2018-11-10 07:19:44,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-10 07:19:44,013 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:44,014 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:44,014 INFO L424 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:44,014 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:44,014 INFO L82 PathProgramCache]: Analyzing trace with hash 270255992, now seen corresponding path program 1 times [2018-11-10 07:19:44,014 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:44,014 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:44,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:44,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:44,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:44,112 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 51 proven. 12 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 07:19:44,113 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:19:44,113 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:19:44,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:44,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:19:44,347 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 107 proven. 19 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 07:19:44,365 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 07:19:44,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 16 [2018-11-10 07:19:44,365 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-10 07:19:44,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-10 07:19:44,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2018-11-10 07:19:44,366 INFO L87 Difference]: Start difference. First operand 1313 states and 1523 transitions. Second operand 16 states. [2018-11-10 07:19:45,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:45,958 INFO L93 Difference]: Finished difference Result 3323 states and 4224 transitions. [2018-11-10 07:19:45,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-10 07:19:45,958 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 262 [2018-11-10 07:19:45,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:45,965 INFO L225 Difference]: With dead ends: 3323 [2018-11-10 07:19:45,965 INFO L226 Difference]: Without dead ends: 2334 [2018-11-10 07:19:45,968 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=226, Invalid=830, Unknown=0, NotChecked=0, Total=1056 [2018-11-10 07:19:45,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2334 states. [2018-11-10 07:19:46,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2334 to 1973. [2018-11-10 07:19:46,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1973 states. [2018-11-10 07:19:46,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1973 states and 2305 transitions. [2018-11-10 07:19:46,050 INFO L78 Accepts]: Start accepts. Automaton has 1973 states and 2305 transitions. Word has length 262 [2018-11-10 07:19:46,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:46,051 INFO L481 AbstractCegarLoop]: Abstraction has 1973 states and 2305 transitions. [2018-11-10 07:19:46,051 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-10 07:19:46,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2305 transitions. [2018-11-10 07:19:46,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-10 07:19:46,056 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:19:46,056 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:19:46,056 INFO L424 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:19:46,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:46,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1621641210, now seen corresponding path program 1 times [2018-11-10 07:19:46,057 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:19:46,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:19:46,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:46,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:46,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:19:46,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:46,197 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 47 proven. 8 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 07:19:46,197 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:19:46,197 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:19:46,204 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:19:46,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:46,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:19:46,346 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 07:19:46,363 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:19:46,363 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-10 07:19:46,364 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-10 07:19:46,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-10 07:19:46,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-10 07:19:46,364 INFO L87 Difference]: Start difference. First operand 1973 states and 2305 transitions. Second operand 13 states. [2018-11-10 07:19:46,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:19:46,431 INFO L93 Difference]: Finished difference Result 2495 states and 2894 transitions. [2018-11-10 07:19:46,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 07:19:46,433 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 262 [2018-11-10 07:19:46,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:19:46,433 INFO L225 Difference]: With dead ends: 2495 [2018-11-10 07:19:46,433 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 07:19:46,436 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-10 07:19:46,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 07:19:46,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 07:19:46,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 07:19:46,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 07:19:46,437 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 262 [2018-11-10 07:19:46,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:19:46,437 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 07:19:46,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-10 07:19:46,437 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 07:19:46,437 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:19:46,440 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 07:19:46,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:46,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:19:47,036 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 24 [2018-11-10 07:19:47,778 WARN L179 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2018-11-10 07:19:48,594 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 30 [2018-11-10 07:19:49,509 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 47 [2018-11-10 07:19:49,715 INFO L425 ceAbstractionStarter]: For program point L250(lines 227 251) no Hoare annotation was computed. [2018-11-10 07:19:49,715 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 203 258) no Hoare annotation was computed. [2018-11-10 07:19:49,715 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L234-1(lines 234 238) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L228-1(lines 228 249) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L226-1(line 226) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L255(line 255) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L247(line 247) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L247-1(lines 228 249) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L245(line 245) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L245-1(line 245) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 203 258) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 203 258) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L285-1(lines 285 310) no Hoare annotation was computed. [2018-11-10 07:19:49,716 INFO L425 ceAbstractionStarter]: For program point L283(line 283) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point L283-1(line 283) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point L285-3(lines 285 310) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point L308(line 308) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point L308-1(line 308) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point L304(line 304) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point L304-1(line 304) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 259 318) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 259 318) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point L286(line 286) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point L311(lines 284 312) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 259 318) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point L303(line 303) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point L303-1(line 303) no Hoare annotation was computed. [2018-11-10 07:19:49,717 INFO L425 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2018-11-10 07:19:49,718 INFO L425 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2018-11-10 07:19:49,718 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 295) no Hoare annotation was computed. [2018-11-10 07:19:49,718 INFO L425 ceAbstractionStarter]: For program point L291-1(lines 291 295) no Hoare annotation was computed. [2018-11-10 07:19:49,718 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 876 882) the Hoare annotation is: true [2018-11-10 07:19:49,718 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 876 882) no Hoare annotation was computed. [2018-11-10 07:19:49,718 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 883 891) no Hoare annotation was computed. [2018-11-10 07:19:49,718 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 883 891) the Hoare annotation is: true [2018-11-10 07:19:49,718 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 883 891) no Hoare annotation was computed. [2018-11-10 07:19:49,718 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 966 988) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:19:49,718 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 966 988) no Hoare annotation was computed. [2018-11-10 07:19:49,718 INFO L421 ceAbstractionStarter]: At program point L978(line 978) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1))) [2018-11-10 07:19:49,718 INFO L421 ceAbstractionStarter]: At program point L978-1(line 978) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1))) [2018-11-10 07:19:49,719 INFO L425 ceAbstractionStarter]: For program point L976(lines 976 983) no Hoare annotation was computed. [2018-11-10 07:19:49,719 INFO L425 ceAbstractionStarter]: For program point L976-1(lines 976 983) no Hoare annotation was computed. [2018-11-10 07:19:49,719 INFO L425 ceAbstractionStarter]: For program point L974(line 974) no Hoare annotation was computed. [2018-11-10 07:19:49,719 INFO L421 ceAbstractionStarter]: At program point L973(line 973) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:19:49,719 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 966 988) no Hoare annotation was computed. [2018-11-10 07:19:49,719 INFO L421 ceAbstractionStarter]: At program point L972(line 972) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:19:49,719 INFO L421 ceAbstractionStarter]: At program point L972-1(line 972) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:19:49,719 INFO L425 ceAbstractionStarter]: For program point L929(line 929) no Hoare annotation was computed. [2018-11-10 07:19:49,719 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 924 947) no Hoare annotation was computed. [2018-11-10 07:19:49,719 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 924 947) no Hoare annotation was computed. [2018-11-10 07:19:49,719 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 924 947) no Hoare annotation was computed. [2018-11-10 07:19:49,719 INFO L425 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2018-11-10 07:19:49,719 INFO L425 ceAbstractionStarter]: For program point L941(line 941) no Hoare annotation was computed. [2018-11-10 07:19:49,719 INFO L425 ceAbstractionStarter]: For program point L940(line 940) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point L939(line 939) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point L937(line 937) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point L936(line 936) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point L935(line 935) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point L934(line 934) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point L931(line 931) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 723 731) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 723 731) the Hoare annotation is: true [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 723 731) no Hoare annotation was computed. [2018-11-10 07:19:49,720 INFO L425 ceAbstractionStarter]: For program point L796(lines 796 800) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L428 ceAbstractionStarter]: At program point L794(line 794) the Hoare annotation is: true [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point L796-2(lines 796 800) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 787 805) the Hoare annotation is: true [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point L794-1(line 794) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 787 805) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 787 805) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point L739-2(lines 739 747) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point L762(line 762) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point L762-1(line 762) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point L751(lines 751 759) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 732 767) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 732 767) no Hoare annotation was computed. [2018-11-10 07:19:49,721 INFO L425 ceAbstractionStarter]: For program point L739(lines 739 747) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 732 767) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 869 875) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 869 875) the Hoare annotation is: true [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point L194-1(line 194) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point L194-2(line 194) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point L187-1(line 187) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 157 202) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point L183-1(line 183) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point L180-1(line 180) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 157 202) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 157 202) no Hoare annotation was computed. [2018-11-10 07:19:49,722 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point L511-1(line 511) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point L509-1(line 509) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 470 515) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 502) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 484 504) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point L494(lines 494 495) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 470 515) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 497) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point L489-1(line 489) no Hoare annotation was computed. [2018-11-10 07:19:49,723 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 470 515) no Hoare annotation was computed. [2018-11-10 07:19:49,724 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 504) no Hoare annotation was computed. [2018-11-10 07:19:49,724 INFO L421 ceAbstractionStarter]: At program point L960(line 960) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:19:49,724 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 955 965) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:19:49,724 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 955 965) no Hoare annotation was computed. [2018-11-10 07:19:49,724 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 955 965) no Hoare annotation was computed. [2018-11-10 07:19:49,724 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 712 722) the Hoare annotation is: true [2018-11-10 07:19:49,724 INFO L428 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: true [2018-11-10 07:19:49,724 INFO L425 ceAbstractionStarter]: For program point L717-1(line 717) no Hoare annotation was computed. [2018-11-10 07:19:49,724 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 712 722) no Hoare annotation was computed. [2018-11-10 07:19:49,724 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 712 722) no Hoare annotation was computed. [2018-11-10 07:19:49,724 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 704 711) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= |old(~pumpRunning~0)| 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse1 (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0)))))) [2018-11-10 07:19:49,725 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 704 711) no Hoare annotation was computed. [2018-11-10 07:19:49,725 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 704 711) no Hoare annotation was computed. [2018-11-10 07:19:49,725 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-11-10 07:19:49,725 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-11-10 07:19:49,725 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-11-10 07:19:49,725 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-11-10 07:19:49,725 INFO L421 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= |old(~pumpRunning~0)| 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse2)) (or .cse3 .cse2 .cse4) (or (or .cse2 .cse4) .cse0) (or .cse1 .cse3 .cse2 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-10 07:19:49,725 INFO L425 ceAbstractionStarter]: For program point L672-1(lines 653 677) no Hoare annotation was computed. [2018-11-10 07:19:49,725 INFO L421 ceAbstractionStarter]: At program point L667(line 667) the Hoare annotation is: (let ((.cse1 (and (= 0 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 .cse2 .cse4) (or .cse1 (or .cse2 .cse4)) (or .cse0 .cse3 .cse2))) [2018-11-10 07:19:49,725 INFO L421 ceAbstractionStarter]: At program point L663(line 663) the Hoare annotation is: (let ((.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= processEnvironment_~tmp~5 1) .cse6)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (and (= 0 ~waterLevel~0) .cse6)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (or .cse2 .cse3)) (or .cse4 .cse2 .cse3) (or .cse5 .cse4 .cse2) (or .cse0 .cse5 .cse1 .cse2 (not (= ~methAndRunningLastTime~0 0)))))) [2018-11-10 07:19:49,725 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 653 677) no Hoare annotation was computed. [2018-11-10 07:19:49,726 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 669) no Hoare annotation was computed. [2018-11-10 07:19:49,726 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 653 677) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse2)) (or .cse0 (or .cse2 (not (= ~methaneLevelCritical~0 0)))) (or .cse1 .cse0 .cse2 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-10 07:19:49,726 INFO L421 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse3 .cse1 .cse2) (or .cse4 .cse3 .cse1) (or .cse4 .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-10 07:19:49,726 INFO L425 ceAbstractionStarter]: For program point L659-1(line 659) no Hoare annotation was computed. [2018-11-10 07:19:49,726 INFO L425 ceAbstractionStarter]: For program point L657(lines 657 674) no Hoare annotation was computed. [2018-11-10 07:19:49,726 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 619 625) no Hoare annotation was computed. [2018-11-10 07:19:49,726 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 619 625) the Hoare annotation is: true [2018-11-10 07:19:49,726 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 520 585) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:19:49,726 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 572) no Hoare annotation was computed. [2018-11-10 07:19:49,726 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 520 585) no Hoare annotation was computed. [2018-11-10 07:19:49,726 INFO L421 ceAbstractionStarter]: At program point L568-2(lines 560 573) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse5 .cse0 .cse2 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse1 .cse2 .cse4 .cse3) (and .cse5 .cse6 .cse2 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:19:49,727 INFO L425 ceAbstractionStarter]: For program point L531(lines 530 577) no Hoare annotation was computed. [2018-11-10 07:19:49,727 INFO L421 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse5 .cse0 .cse2 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse1 .cse2 .cse4 .cse3) (and .cse5 .cse6 .cse2 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:19:49,727 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 573) no Hoare annotation was computed. [2018-11-10 07:19:49,727 INFO L421 ceAbstractionStarter]: At program point L552(line 552) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ~systemActive~0 1)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 2 ~waterLevel~0) .cse1 .cse3 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:19:49,727 INFO L425 ceAbstractionStarter]: For program point L550(lines 550 556) no Hoare annotation was computed. [2018-11-10 07:19:49,727 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 550 556) no Hoare annotation was computed. [2018-11-10 07:19:49,727 INFO L421 ceAbstractionStarter]: At program point L575(lines 530 577) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ~systemActive~0 1)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 2 ~waterLevel~0) .cse1 .cse3 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:19:49,727 INFO L421 ceAbstractionStarter]: At program point L542(line 542) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:19:49,727 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 546) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 540 546) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L532(lines 532 536) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L530-1(lines 530 577) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 520 585) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L421 ceAbstractionStarter]: At program point L578(lines 529 579) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 449) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 451) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L443-1(line 443) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 424 469) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 458) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 424 469) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L465(line 465) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 424 469) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L465-1(line 465) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L463-1(line 463) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L455(lines 455 456) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point L455-1(lines 438 458) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 678 685) the Hoare annotation is: (or (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 678 685) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 678 685) no Hoare annotation was computed. [2018-11-10 07:19:49,728 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-11-10 07:19:49,729 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-11-10 07:19:49,729 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-11-10 07:19:49,729 INFO L425 ceAbstractionStarter]: For program point L833(lines 833 850) no Hoare annotation was computed. [2018-11-10 07:19:49,729 INFO L425 ceAbstractionStarter]: For program point L833-1(lines 825 853) no Hoare annotation was computed. [2018-11-10 07:19:49,729 INFO L421 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse5 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse5 (not (= ~waterLevel~0 0)) (= ~pumpRunning~0 0) .cse2 .cse4))) [2018-11-10 07:19:49,729 INFO L425 ceAbstractionStarter]: For program point L831-1(line 831) no Hoare annotation was computed. [2018-11-10 07:19:49,729 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 825 853) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse5 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse5 (not (= ~waterLevel~0 0)) (= ~pumpRunning~0 0) .cse2 .cse4))) [2018-11-10 07:19:49,729 INFO L421 ceAbstractionStarter]: At program point L840(line 840) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~waterLevel~0 0))) (.cse1 (or .cse4 .cse5))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse3 .cse4 .cse5) (or .cse2 .cse0 .cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (or (< ~waterLevel~0 2) .cse1)))) [2018-11-10 07:19:49,729 INFO L425 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-11-10 07:19:49,729 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 847) no Hoare annotation was computed. [2018-11-10 07:19:49,729 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 825 853) no Hoare annotation was computed. [2018-11-10 07:19:49,729 INFO L421 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (= ~waterLevel~0 0))) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (or .cse3 .cse4))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3 (not (= ~waterLevel~0 1)) .cse6 .cse7) (or .cse5 .cse7 .cse0 (= ~pumpRunning~0 0) .cse3 .cse6) (or (< ~waterLevel~0 2) .cse1)))) [2018-11-10 07:19:49,729 INFO L425 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 111) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 817 824) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= 0 ~methAndRunningLastTime~0) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 817 824) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 817 824) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 349) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point L370-1(lines 370 390) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point L370-3(lines 370 390) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point L399(line 399) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point L399-1(line 399) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point L391(lines 369 392) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2018-11-10 07:19:49,730 INFO L425 ceAbstractionStarter]: For program point L350(lines 350 366) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L383-1(line 383) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L412(line 412) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L412-1(line 412) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L371(lines 370 390) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 408) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L359(line 359) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L359-1(line 359) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L355(line 355) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L355-1(line 355) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 321 423) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 420) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 376) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L401-1(line 401) no Hoare annotation was computed. [2018-11-10 07:19:49,731 INFO L425 ceAbstractionStarter]: For program point L397(line 397) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point L397-1(line 397) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 321 423) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point L385(line 385) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point L352(line 352) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point L385-1(line 385) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point L352-1(line 352) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point L381(line 381) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point L381-1(line 381) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point L410(lines 410 417) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point L402(line 402) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 321 423) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point L386(line 386) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 859 868) no Hoare annotation was computed. [2018-11-10 07:19:49,732 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 859 868) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 859 868) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L737(line 737) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L448-1(line 448) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L448-2(line 448) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L494-1(line 494) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L455-1(line 455) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2018-11-10 07:19:49,733 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L763(line 763) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L761(line 761) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L761-1(line 761) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L501(line 501) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L757(line 757) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L501-1(line 501) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L757-1(line 757) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L113(line 113) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L753(line 753) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L113-1(line 113) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L753-1(line 753) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L495(line 495) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-10 07:19:49,734 INFO L425 ceAbstractionStarter]: For program point L749(line 749) no Hoare annotation was computed. [2018-11-10 07:19:49,735 INFO L425 ceAbstractionStarter]: For program point L109-1(line 109) no Hoare annotation was computed. [2018-11-10 07:19:49,735 INFO L425 ceAbstractionStarter]: For program point L749-1(line 749) no Hoare annotation was computed. [2018-11-10 07:19:49,735 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 07:19:49,735 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-10 07:19:49,735 INFO L425 ceAbstractionStarter]: For program point L745(line 745) no Hoare annotation was computed. [2018-11-10 07:19:49,735 INFO L425 ceAbstractionStarter]: For program point L105-1(line 105) no Hoare annotation was computed. [2018-11-10 07:19:49,735 INFO L425 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2018-11-10 07:19:49,735 INFO L425 ceAbstractionStarter]: For program point L745-1(line 745) no Hoare annotation was computed. [2018-11-10 07:19:49,735 INFO L425 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-11-10 07:19:49,735 INFO L425 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-11-10 07:19:49,735 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:19:49,735 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 687 703) no Hoare annotation was computed. [2018-11-10 07:19:49,736 INFO L421 ceAbstractionStarter]: At program point L698(line 698) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (< ~waterLevel~0 2))) (and (or (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) .cse2) (or (and (= activatePump_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse2))) [2018-11-10 07:19:49,736 INFO L425 ceAbstractionStarter]: For program point L698-1(lines 687 703) no Hoare annotation was computed. [2018-11-10 07:19:49,736 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 687 703) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (< ~waterLevel~0 2)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) .cse2 .cse3) (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse2))) [2018-11-10 07:19:49,736 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 700) no Hoare annotation was computed. [2018-11-10 07:19:49,736 INFO L421 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (< ~waterLevel~0 2)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) .cse2 .cse3) (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse3 .cse2))) [2018-11-10 07:19:49,736 INFO L425 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2018-11-10 07:19:49,736 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 118 126) no Hoare annotation was computed. [2018-11-10 07:19:49,736 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2018-11-10 07:19:49,736 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2018-11-10 07:19:49,736 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 768 786) no Hoare annotation was computed. [2018-11-10 07:19:49,736 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 781) no Hoare annotation was computed. [2018-11-10 07:19:49,736 INFO L428 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-11-10 07:19:49,736 INFO L425 ceAbstractionStarter]: For program point L777-2(lines 777 781) no Hoare annotation was computed. [2018-11-10 07:19:49,737 INFO L425 ceAbstractionStarter]: For program point L775-1(line 775) no Hoare annotation was computed. [2018-11-10 07:19:49,737 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 768 786) the Hoare annotation is: true [2018-11-10 07:19:49,737 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 768 786) no Hoare annotation was computed. [2018-11-10 07:19:49,737 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-11-10 07:19:49,737 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (< ~waterLevel~0 2) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse3 .cse1 .cse2) (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) .cse4 .cse0 .cse1))) [2018-11-10 07:19:49,737 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-11-10 07:19:49,737 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:19:49,737 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 07:19:49,737 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:19:49,737 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2018-11-10 07:19:49,737 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-11-10 07:19:49,737 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-11-10 07:19:49,738 INFO L421 ceAbstractionStarter]: At program point L608(line 608) the Hoare annotation is: (let ((.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (< |old(~waterLevel~0)| 2)) (.cse7 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse5)) (.cse3 (not (= ~systemActive~0 1))) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (and (= 0 ~pumpRunning~0) .cse5) .cse1 .cse6 .cse3 .cse4 (and .cse7 .cse8 .cse5)) (or .cse2 .cse3 .cse4 .cse9 .cse0) (or .cse1 .cse2 .cse3 .cse10 .cse4 .cse8) (or .cse2 .cse3 .cse8 .cse10 .cse4 .cse9) (or .cse6 (and (not (= |old(~pumpRunning~0)| 0)) .cse7 .cse5) .cse0 (or .cse3 .cse9))))) [2018-11-10 07:19:49,738 INFO L421 ceAbstractionStarter]: At program point L606(lines 606 612) the Hoare annotation is: (let ((.cse12 (= ~systemActive~0 1)) (.cse13 (= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse0 (and .cse13 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse9 (= 0 ~pumpRunning~0)) (.cse10 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse11 (< |old(~waterLevel~0)| 2)) (.cse5 (and (= 0 ~methaneLevelCritical~0) (<= 2 ~waterLevel~0) .cse13 .cse12)) (.cse3 (not .cse12)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse3 .cse5 .cse0 .cse4 .cse6) (or .cse1 .cse2 .cse3 .cse7 .cse4 .cse8) (or .cse2 .cse3 .cse8 .cse7 .cse4 .cse6) (or .cse1 (and .cse9 .cse10) .cse11 .cse3 .cse4) (or (and (not (= |old(~pumpRunning~0)| 0)) .cse9 .cse10) .cse11 .cse5 (or .cse3 .cse6))))) [2018-11-10 07:19:49,738 INFO L421 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (< |old(~waterLevel~0)| 2)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 (and .cse5 .cse6 (= 0 ~methAndRunningLastTime~0)) .cse7 .cse1 .cse2) (or (and (not (= |old(~pumpRunning~0)| 0)) .cse5 .cse6) .cse7 (or .cse1 .cse3)))) [2018-11-10 07:19:49,738 INFO L425 ceAbstractionStarter]: For program point L599(lines 598 617) no Hoare annotation was computed. [2018-11-10 07:19:49,738 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 595 618) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (and .cse6 (= 0 ~methAndRunningLastTime~0) .cse7)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse0 .cse5 .cse3 .cse4) (or .cse2 (and .cse6 .cse7) (or .cse3 .cse8)) (or .cse5 .cse3 .cse1 .cse4 .cse8)))) [2018-11-10 07:19:49,738 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 595 618) no Hoare annotation was computed. [2018-11-10 07:19:49,738 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 595 618) no Hoare annotation was computed. [2018-11-10 07:19:49,738 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 894 923) no Hoare annotation was computed. [2018-11-10 07:19:49,738 INFO L428 ceAbstractionStarter]: At program point L919(lines 894 923) the Hoare annotation is: true [2018-11-10 07:19:49,738 INFO L425 ceAbstractionStarter]: For program point L915(line 915) no Hoare annotation was computed. [2018-11-10 07:19:49,739 INFO L425 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2018-11-10 07:19:49,739 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 894 923) the Hoare annotation is: true [2018-11-10 07:19:49,739 INFO L425 ceAbstractionStarter]: For program point L908(lines 908 912) no Hoare annotation was computed. [2018-11-10 07:19:49,739 INFO L428 ceAbstractionStarter]: At program point L908-1(lines 908 912) the Hoare annotation is: true [2018-11-10 07:19:49,739 INFO L425 ceAbstractionStarter]: For program point L904-1(lines 904 918) no Hoare annotation was computed. [2018-11-10 07:19:49,739 INFO L428 ceAbstractionStarter]: At program point L904-3(lines 904 918) the Hoare annotation is: true [2018-11-10 07:19:49,739 INFO L428 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: true [2018-11-10 07:19:49,739 INFO L425 ceAbstractionStarter]: For program point L900-1(line 900) no Hoare annotation was computed. [2018-11-10 07:19:49,739 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (let ((.cse0 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (< |old(~waterLevel~0)| 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse0 (not (= ~methaneLevelCritical~0 0))) .cse1 .cse2))) [2018-11-10 07:19:49,739 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-11-10 07:19:49,739 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-11-10 07:19:49,739 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 948 954) no Hoare annotation was computed. [2018-11-10 07:19:49,740 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 948 954) the Hoare annotation is: true [2018-11-10 07:19:49,740 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:19:49,740 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-11-10 07:19:49,740 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 07:19:49,740 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:19:49,740 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 806 813) no Hoare annotation was computed. [2018-11-10 07:19:49,740 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 806 813) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= ~systemActive~0 1)) (.cse0 (< ~waterLevel~0 2)) (.cse2 (not (= |old(~systemActive~0)| 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 (or .cse2 .cse3)) (or .cse4 .cse2 .cse1 .cse5 .cse3) (or .cse1 .cse6 .cse4 .cse2 .cse5) (or .cse6 .cse1 .cse0 .cse2 .cse5))) [2018-11-10 07:19:49,740 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 806 813) no Hoare annotation was computed. [2018-11-10 07:19:49,740 INFO L421 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 0))) (.cse6 (= |old(~pumpRunning~0)| 0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or .cse4 .cse5 .cse6 .cse2 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse4 .cse1 .cse2) .cse0) (or .cse5 (or .cse6 .cse2 .cse3)))) [2018-11-10 07:19:49,740 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 627 651) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~waterLevel~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse2 .cse3 .cse4) .cse0) (or .cse1 .cse0 .cse5 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse5 .cse0 (or .cse3 .cse4)))) [2018-11-10 07:19:49,741 INFO L421 ceAbstractionStarter]: At program point L637(line 637) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~waterLevel~0 0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 .cse2)) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse4 (or .cse5 .cse3 .cse1)) (or .cse5 .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-10 07:19:49,741 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 627 651) no Hoare annotation was computed. [2018-11-10 07:19:49,741 INFO L425 ceAbstractionStarter]: For program point L635(lines 635 643) no Hoare annotation was computed. [2018-11-10 07:19:49,741 INFO L421 ceAbstractionStarter]: At program point L633(line 633) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~waterLevel~0 0))) (.cse6 (= |old(~pumpRunning~0)| 0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse2 .cse3 .cse4) .cse0) (or .cse1 .cse5 .cse6 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse5 (or .cse6 .cse3 .cse4)))) [2018-11-10 07:19:49,741 INFO L425 ceAbstractionStarter]: For program point L633-1(line 633) no Hoare annotation was computed. [2018-11-10 07:19:49,741 INFO L425 ceAbstractionStarter]: For program point L631(lines 631 648) no Hoare annotation was computed. [2018-11-10 07:19:49,741 INFO L421 ceAbstractionStarter]: At program point L646(line 646) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~waterLevel~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse5 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse5 .cse4 (or .cse1 .cse2)))) [2018-11-10 07:19:49,741 INFO L425 ceAbstractionStarter]: For program point L646-1(lines 627 651) no Hoare annotation was computed. [2018-11-10 07:19:49,741 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-11-10 07:19:49,741 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-11-10 07:19:49,742 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1)))) (let ((.cse4 (or (not (= 0 ~pumpRunning~0)) .cse1)) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse4 .cse2) (or .cse4 .cse0 .cse2 .cse3)))) [2018-11-10 07:19:49,742 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 990 997) no Hoare annotation was computed. [2018-11-10 07:19:49,742 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2018-11-10 07:19:49,742 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 990 997) the Hoare annotation is: true [2018-11-10 07:19:49,742 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 990 997) no Hoare annotation was computed. [2018-11-10 07:19:49,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 07:19:49 BoogieIcfgContainer [2018-11-10 07:19:49,758 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 07:19:49,759 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:19:49,759 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:19:49,759 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:19:49,759 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:19:39" (3/4) ... [2018-11-10 07:19:49,762 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 07:19:49,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 07:19:49,770 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 07:19:49,771 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 07:19:49,772 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 07:19:49,772 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:19:49,772 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-10 07:19:49,772 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 07:19:49,772 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 07:19:49,778 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-10 07:19:49,779 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 07:19:49,779 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 07:19:49,804 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\old(systemActive) == 1) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && 2 <= waterLevel) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 07:19:49,804 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 07:19:49,854 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7bb7654c-10ed-420a-950f-d0c31150b93e/bin-2019/uautomizer/witness.graphml [2018-11-10 07:19:49,854 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:19:49,855 INFO L168 Benchmark]: Toolchain (without parser) took 11933.68 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 445.6 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -144.1 MB). Peak memory consumption was 301.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:49,855 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:19:49,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.77 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 933.4 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:49,856 INFO L168 Benchmark]: Boogie Preprocessor took 106.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 933.4 MB in the beginning and 1.1 GB in the end (delta: -206.3 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:49,856 INFO L168 Benchmark]: RCFGBuilder took 722.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:49,856 INFO L168 Benchmark]: TraceAbstraction took 10706.71 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 299.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -63.6 MB). Peak memory consumption was 507.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:49,856 INFO L168 Benchmark]: Witness Printer took 95.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:49,858 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 299.77 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 933.4 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 106.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 933.4 MB in the beginning and 1.1 GB in the end (delta: -206.3 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 722.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10706.71 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 299.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -63.6 MB). Peak memory consumption was 507.2 MB. Max. memory is 11.5 GB. * Witness Printer took 95.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 994]: 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: 530]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && 2 <= waterLevel) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 350 locations, 1 error locations. SAFE Result, 10.6s OverallTime, 14 OverallIterations, 4 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 3285 SDtfs, 2617 SDslu, 10209 SDs, 0 SdLazy, 6021 SolverSat, 1089 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1110 GetRequests, 976 SyntacticMatches, 4 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1973occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 853 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 2753 PreInvPairs, 2862 NumberOfFragments, 2739 HoareAnnotationTreeSize, 2753 FomulaSimplifications, 15476 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 67 FomulaSimplificationsInter, 13683 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 3088 NumberOfCodeBlocks, 3088 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 3070 ConstructedInterpolants, 0 QuantifiedInterpolants, 890738 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3931 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 18 InterpolantComputations, 12 PerfectInterpolantSequences, 760/834 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...