/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 21:36:21,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 21:36:21,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 21:36:21,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-06 21:36:21,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-06 21:36:21,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-06 21:36:21,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-06 21:36:21,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-06 21:36:21,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-06 21:36:21,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-06 21:36:21,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-06 21:36:21,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-06 21:36:21,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-06 21:36:21,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-06 21:36:21,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-06 21:36:21,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-06 21:36:21,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-06 21:36:21,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-06 21:36:21,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-06 21:36:21,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-06 21:36:21,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-06 21:36:21,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-06 21:36:21,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-06 21:36:21,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-06 21:36:21,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-06 21:36:21,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-06 21:36:21,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-06 21:36:21,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-06 21:36:21,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-06 21:36:21,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-06 21:36:21,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-06 21:36:21,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-06 21:36:21,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-06 21:36:21,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-06 21:36:21,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-06 21:36:21,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-06 21:36:22,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-06 21:36:22,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-06 21:36:22,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 21:36:22,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 21:36:22,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 21:36:22,006 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-06 21:36:22,058 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 21:36:22,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 21:36:22,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 21:36:22,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 21:36:22,063 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 21:36:22,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 21:36:22,063 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 21:36:22,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 21:36:22,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 21:36:22,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 21:36:22,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 21:36:22,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 21:36:22,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 21:36:22,066 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 21:36:22,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 21:36:22,066 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 21:36:22,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 21:36:22,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 21:36:22,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 21:36:22,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 21:36:22,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 21:36:22,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 21:36:22,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 21:36:22,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 21:36:22,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 21:36:22,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 21:36:22,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 21:36:22,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 21:36:22,069 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 21:36:22,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 21:36:22,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 21:36:22,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 21:36:22,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 21:36:22,554 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 21:36:22,555 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 21:36:22,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c [2020-11-06 21:36:22,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad6645a1/6caf8dab9f734ad8af9d187488b6de49/FLAGf27cf12d0 [2020-11-06 21:36:23,356 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 21:36:23,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c [2020-11-06 21:36:23,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad6645a1/6caf8dab9f734ad8af9d187488b6de49/FLAGf27cf12d0 [2020-11-06 21:36:23,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad6645a1/6caf8dab9f734ad8af9d187488b6de49 [2020-11-06 21:36:23,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 21:36:23,598 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 21:36:23,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 21:36:23,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 21:36:23,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 21:36:23,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:36:23" (1/1) ... [2020-11-06 21:36:23,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b2d38ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:23, skipping insertion in model container [2020-11-06 21:36:23,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:36:23" (1/1) ... [2020-11-06 21:36:23,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 21:36:23,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 21:36:24,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 21:36:24,091 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 21:36:24,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 21:36:24,255 INFO L208 MainTranslator]: Completed translation [2020-11-06 21:36:24,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:24 WrapperNode [2020-11-06 21:36:24,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 21:36:24,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 21:36:24,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 21:36:24,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 21:36:24,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:24" (1/1) ... [2020-11-06 21:36:24,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:24" (1/1) ... [2020-11-06 21:36:24,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:24" (1/1) ... [2020-11-06 21:36:24,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:24" (1/1) ... [2020-11-06 21:36:24,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:24" (1/1) ... [2020-11-06 21:36:24,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:24" (1/1) ... [2020-11-06 21:36:24,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:24" (1/1) ... [2020-11-06 21:36:24,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 21:36:24,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 21:36:24,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 21:36:24,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 21:36:24,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-11-06 21:36:24,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 21:36:24,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 21:36:24,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-11-06 21:36:24,502 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 21:36:24,502 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-11-06 21:36:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-06 21:36:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-06 21:36:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-06 21:36:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-11-06 21:36:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-11-06 21:36:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-06 21:36:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-06 21:36:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-11-06 21:36:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-11-06 21:36:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-06 21:36:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-11-06 21:36:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-11-06 21:36:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-11-06 21:36:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-11-06 21:36:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-11-06 21:36:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-11-06 21:36:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-11-06 21:36:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-11-06 21:36:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-11-06 21:36:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-11-06 21:36:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-11-06 21:36:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-11-06 21:36:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-11-06 21:36:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-11-06 21:36:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-11-06 21:36:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-11-06 21:36:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-06 21:36:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-11-06 21:36:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-11-06 21:36:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-11-06 21:36:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 21:36:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-11-06 21:36:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-11-06 21:36:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 21:36:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 21:36:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 21:36:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 21:36:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-06 21:36:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-11-06 21:36:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-11-06 21:36:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-06 21:36:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-06 21:36:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-06 21:36:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-11-06 21:36:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-11-06 21:36:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-06 21:36:24,509 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-11-06 21:36:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-06 21:36:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-11-06 21:36:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-11-06 21:36:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-11-06 21:36:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-11-06 21:36:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-11-06 21:36:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-06 21:36:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-11-06 21:36:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-06 21:36:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-11-06 21:36:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-11-06 21:36:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-11-06 21:36:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-11-06 21:36:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-11-06 21:36:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-11-06 21:36:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-06 21:36:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-06 21:36:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-11-06 21:36:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-06 21:36:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-06 21:36:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 21:36:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-06 21:36:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-11-06 21:36:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 21:36:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-11-06 21:36:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-11-06 21:36:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 21:36:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-11-06 21:36:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-11-06 21:36:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-11-06 21:36:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-11-06 21:36:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-11-06 21:36:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-11-06 21:36:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-11-06 21:36:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 21:36:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 21:36:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 21:36:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 21:36:25,782 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 21:36:25,782 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-06 21:36:25,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:36:25 BoogieIcfgContainer [2020-11-06 21:36:25,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 21:36:25,806 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 21:36:25,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 21:36:25,810 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 21:36:25,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:36:23" (1/3) ... [2020-11-06 21:36:25,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32525b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:36:25, skipping insertion in model container [2020-11-06 21:36:25,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:24" (2/3) ... [2020-11-06 21:36:25,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32525b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:36:25, skipping insertion in model container [2020-11-06 21:36:25,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:36:25" (3/3) ... [2020-11-06 21:36:25,814 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product07.cil.c [2020-11-06 21:36:25,830 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 21:36:25,834 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-11-06 21:36:25,847 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-11-06 21:36:25,875 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 21:36:25,875 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 21:36:25,876 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 21:36:25,876 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 21:36:25,876 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 21:36:25,876 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 21:36:25,876 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 21:36:25,876 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 21:36:25,898 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-11-06 21:36:25,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-06 21:36:25,908 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:36:25,909 INFO L422 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] [2020-11-06 21:36:25,910 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:36:25,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:36:25,916 INFO L82 PathProgramCache]: Analyzing trace with hash -569887271, now seen corresponding path program 1 times [2020-11-06 21:36:25,926 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:36:25,927 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847786117] [2020-11-06 21:36:25,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:36:26,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:26,692 WARN L194 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:36:26,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:36:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:26,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:36:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:26,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:36:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:26,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:36:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:26,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:36:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:26,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-06 21:36:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:26,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-06 21:36:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:26,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-11-06 21:36:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:26,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:36:26,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847786117] [2020-11-06 21:36:26,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:36:26,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-06 21:36:26,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786810885] [2020-11-06 21:36:26,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-06 21:36:26,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:36:26,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-06 21:36:26,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-06 21:36:26,871 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 4 states. [2020-11-06 21:36:28,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:36:28,148 INFO L93 Difference]: Finished difference Result 256 states and 341 transitions. [2020-11-06 21:36:28,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-06 21:36:28,151 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-11-06 21:36:28,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:36:28,164 INFO L225 Difference]: With dead ends: 256 [2020-11-06 21:36:28,165 INFO L226 Difference]: Without dead ends: 143 [2020-11-06 21:36:28,170 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-06 21:36:28,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-11-06 21:36:28,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 111. [2020-11-06 21:36:28,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-11-06 21:36:28,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 131 transitions. [2020-11-06 21:36:28,267 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 131 transitions. Word has length 52 [2020-11-06 21:36:28,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:36:28,269 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 131 transitions. [2020-11-06 21:36:28,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-06 21:36:28,269 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 131 transitions. [2020-11-06 21:36:28,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-06 21:36:28,276 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:36:28,277 INFO L422 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] [2020-11-06 21:36:28,277 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 21:36:28,277 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:36:28,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:36:28,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1311716910, now seen corresponding path program 1 times [2020-11-06 21:36:28,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:36:28,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76256457] [2020-11-06 21:36:28,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:36:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:28,873 WARN L194 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:36:28,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:36:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:28,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:36:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:28,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:36:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:28,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:36:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:28,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:36:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:28,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-06 21:36:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:28,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-11-06 21:36:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:28,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-11-06 21:36:28,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:28,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:36:28,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76256457] [2020-11-06 21:36:28,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:36:28,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-06 21:36:28,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129464137] [2020-11-06 21:36:28,981 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-06 21:36:28,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:36:28,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-06 21:36:28,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-06 21:36:28,983 INFO L87 Difference]: Start difference. First operand 111 states and 131 transitions. Second operand 5 states. [2020-11-06 21:36:29,782 WARN L194 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-11-06 21:36:30,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:36:30,915 INFO L93 Difference]: Finished difference Result 192 states and 240 transitions. [2020-11-06 21:36:30,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-06 21:36:30,916 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-11-06 21:36:30,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:36:30,919 INFO L225 Difference]: With dead ends: 192 [2020-11-06 21:36:30,919 INFO L226 Difference]: Without dead ends: 133 [2020-11-06 21:36:30,923 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-11-06 21:36:30,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-11-06 21:36:30,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 102. [2020-11-06 21:36:30,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-11-06 21:36:30,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 119 transitions. [2020-11-06 21:36:30,994 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 119 transitions. Word has length 53 [2020-11-06 21:36:30,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:36:30,994 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 119 transitions. [2020-11-06 21:36:30,994 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-06 21:36:30,994 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 119 transitions. [2020-11-06 21:36:31,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-06 21:36:31,005 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:36:31,006 INFO L422 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] [2020-11-06 21:36:31,006 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-06 21:36:31,006 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:36:31,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:36:31,007 INFO L82 PathProgramCache]: Analyzing trace with hash -638416907, now seen corresponding path program 1 times [2020-11-06 21:36:31,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:36:31,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585026780] [2020-11-06 21:36:31,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:36:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:31,556 WARN L194 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:36:31,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:36:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:31,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:36:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:31,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:36:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:31,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:36:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:31,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:36:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:31,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-06 21:36:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:31,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-11-06 21:36:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:31,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-11-06 21:36:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:31,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:36:31,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585026780] [2020-11-06 21:36:31,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:36:31,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-06 21:36:31,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664516238] [2020-11-06 21:36:31,687 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-06 21:36:31,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:36:31,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-06 21:36:31,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-11-06 21:36:31,688 INFO L87 Difference]: Start difference. First operand 102 states and 119 transitions. Second operand 9 states. [2020-11-06 21:36:32,317 WARN L194 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-11-06 21:36:32,777 WARN L194 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:36:33,236 WARN L194 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:36:33,635 WARN L194 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:36:34,774 WARN L194 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-11-06 21:36:36,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:36:36,694 INFO L93 Difference]: Finished difference Result 351 states and 448 transitions. [2020-11-06 21:36:36,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-06 21:36:36,698 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-11-06 21:36:36,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:36:36,702 INFO L225 Difference]: With dead ends: 351 [2020-11-06 21:36:36,703 INFO L226 Difference]: Without dead ends: 277 [2020-11-06 21:36:36,704 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-11-06 21:36:36,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2020-11-06 21:36:36,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 218. [2020-11-06 21:36:36,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-11-06 21:36:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 267 transitions. [2020-11-06 21:36:36,791 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 267 transitions. Word has length 57 [2020-11-06 21:36:36,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:36:36,792 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 267 transitions. [2020-11-06 21:36:36,792 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-06 21:36:36,792 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 267 transitions. [2020-11-06 21:36:36,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-06 21:36:36,794 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:36:36,794 INFO L422 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] [2020-11-06 21:36:36,794 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-06 21:36:36,794 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:36:36,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:36:36,795 INFO L82 PathProgramCache]: Analyzing trace with hash -494726620, now seen corresponding path program 1 times [2020-11-06 21:36:36,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:36:36,795 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63452285] [2020-11-06 21:36:36,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:36:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:37,355 WARN L194 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:36:37,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:36:37,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:37,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:36:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:37,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:36:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:37,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:36:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:37,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:36:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:37,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-06 21:36:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:37,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-11-06 21:36:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:37,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-11-06 21:36:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:37,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-11-06 21:36:37,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:37,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:36:37,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63452285] [2020-11-06 21:36:37,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:36:37,483 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-06 21:36:37,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779633512] [2020-11-06 21:36:37,484 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-06 21:36:37,484 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:36:37,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-06 21:36:37,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-11-06 21:36:37,485 INFO L87 Difference]: Start difference. First operand 218 states and 267 transitions. Second operand 9 states. [2020-11-06 21:36:38,001 WARN L194 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-11-06 21:36:39,338 WARN L194 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:36:39,869 WARN L194 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-11-06 21:36:40,352 WARN L194 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:36:40,762 WARN L194 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:36:42,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:36:42,092 INFO L93 Difference]: Finished difference Result 695 states and 939 transitions. [2020-11-06 21:36:42,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-11-06 21:36:42,093 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-11-06 21:36:42,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:36:42,099 INFO L225 Difference]: With dead ends: 695 [2020-11-06 21:36:42,100 INFO L226 Difference]: Without dead ends: 505 [2020-11-06 21:36:42,103 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-11-06 21:36:42,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2020-11-06 21:36:42,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 383. [2020-11-06 21:36:42,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-11-06 21:36:42,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 473 transitions. [2020-11-06 21:36:42,284 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 473 transitions. Word has length 63 [2020-11-06 21:36:42,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:36:42,285 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 473 transitions. [2020-11-06 21:36:42,286 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-06 21:36:42,287 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 473 transitions. [2020-11-06 21:36:42,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-06 21:36:42,291 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 21:36:42,292 INFO L422 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] [2020-11-06 21:36:42,293 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-06 21:36:42,293 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 21:36:42,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 21:36:42,294 INFO L82 PathProgramCache]: Analyzing trace with hash -493128184, now seen corresponding path program 1 times [2020-11-06 21:36:42,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 21:36:42,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263828228] [2020-11-06 21:36:42,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 21:36:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:42,781 WARN L194 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:36:42,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 21:36:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:42,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-11-06 21:36:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:42,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-11-06 21:36:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:42,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-11-06 21:36:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:42,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-11-06 21:36:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:42,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-06 21:36:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:42,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-11-06 21:36:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:42,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-11-06 21:36:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:42,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-11-06 21:36:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:42,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-11-06 21:36:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 21:36:42,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 21:36:42,947 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263828228] [2020-11-06 21:36:42,948 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 21:36:42,948 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-06 21:36:42,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592539826] [2020-11-06 21:36:42,950 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-06 21:36:42,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 21:36:42,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-06 21:36:42,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-11-06 21:36:42,952 INFO L87 Difference]: Start difference. First operand 383 states and 473 transitions. Second operand 10 states. [2020-11-06 21:36:43,591 WARN L194 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-11-06 21:36:44,927 WARN L194 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:36:45,355 WARN L194 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:36:45,772 WARN L194 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-11-06 21:36:46,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 21:36:46,415 INFO L93 Difference]: Finished difference Result 728 states and 973 transitions. [2020-11-06 21:36:46,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-06 21:36:46,416 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 67 [2020-11-06 21:36:46,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 21:36:46,416 INFO L225 Difference]: With dead ends: 728 [2020-11-06 21:36:46,417 INFO L226 Difference]: Without dead ends: 0 [2020-11-06 21:36:46,420 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-11-06 21:36:46,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-06 21:36:46,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-06 21:36:46,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-06 21:36:46,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-06 21:36:46,421 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-11-06 21:36:46,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 21:36:46,422 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-06 21:36:46,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-06 21:36:46,422 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-06 21:36:46,422 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-06 21:36:46,422 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-06 21:36:46,424 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-06 21:36:46,952 WARN L194 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 6 [2020-11-06 21:36:51,140 WARN L194 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2020-11-06 21:36:51,429 WARN L194 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:36:51,696 WARN L194 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-11-06 21:36:52,603 WARN L194 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 17 [2020-11-06 21:36:52,967 WARN L194 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-11-06 21:36:53,527 WARN L194 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2020-11-06 21:36:54,149 WARN L194 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 13 [2020-11-06 21:36:54,478 WARN L194 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2020-11-06 21:36:55,095 WARN L194 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 14 [2020-11-06 21:36:55,398 WARN L194 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-11-06 21:36:56,003 WARN L194 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 8 [2020-11-06 21:36:56,331 WARN L194 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2020-11-06 21:36:56,921 WARN L194 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2020-11-06 21:36:57,487 WARN L194 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2020-11-06 21:36:57,886 WARN L194 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:36:58,227 WARN L194 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:36:58,510 WARN L194 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-11-06 21:36:58,807 WARN L194 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:36:59,101 WARN L194 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-11-06 21:36:59,687 WARN L194 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 14 [2020-11-06 21:37:00,277 WARN L194 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 11 [2020-11-06 21:37:00,609 WARN L194 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:37:01,156 WARN L194 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2020-11-06 21:37:01,448 WARN L194 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-11-06 21:37:01,452 INFO L266 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-11-06 21:37:01,453 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-11-06 21:37:01,453 INFO L266 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-11-06 21:37:01,453 INFO L266 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-06 21:37:01,453 INFO L266 CegarLoopResult]: For program point L481(lines 481 485) no Hoare annotation was computed. [2020-11-06 21:37:01,454 INFO L266 CegarLoopResult]: For program point L481-1(lines 481 485) no Hoare annotation was computed. [2020-11-06 21:37:01,454 INFO L266 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-11-06 21:37:01,454 INFO L266 CegarLoopResult]: For program point L475-2(lines 475 496) no Hoare annotation was computed. [2020-11-06 21:37:01,454 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 450 505) no Hoare annotation was computed. [2020-11-06 21:37:01,454 INFO L266 CegarLoopResult]: For program point L497(lines 474 498) no Hoare annotation was computed. [2020-11-06 21:37:01,454 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 450 505) no Hoare annotation was computed. [2020-11-06 21:37:01,455 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 450 505) no Hoare annotation was computed. [2020-11-06 21:37:01,455 INFO L266 CegarLoopResult]: For program point L538(lines 538 542) no Hoare annotation was computed. [2020-11-06 21:37:01,455 INFO L266 CegarLoopResult]: For program point L538-1(lines 538 542) no Hoare annotation was computed. [2020-11-06 21:37:01,455 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 506 565) no Hoare annotation was computed. [2020-11-06 21:37:01,455 INFO L266 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-11-06 21:37:01,455 INFO L266 CegarLoopResult]: For program point L532-2(lines 532 557) no Hoare annotation was computed. [2020-11-06 21:37:01,455 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 506 565) no Hoare annotation was computed. [2020-11-06 21:37:01,455 INFO L266 CegarLoopResult]: For program point L558(lines 531 559) no Hoare annotation was computed. [2020-11-06 21:37:01,455 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 506 565) no Hoare annotation was computed. [2020-11-06 21:37:01,456 INFO L266 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-11-06 21:37:01,456 INFO L266 CegarLoopResult]: For program point L551-1(line 551) no Hoare annotation was computed. [2020-11-06 21:37:01,456 INFO L269 CegarLoopResult]: At program point select_helpersFINAL(lines 372 378) the Hoare annotation is: true [2020-11-06 21:37:01,456 INFO L266 CegarLoopResult]: For program point select_helpersEXIT(lines 372 378) no Hoare annotation was computed. [2020-11-06 21:37:01,456 INFO L266 CegarLoopResult]: For program point valid_productEXIT(lines 379 387) no Hoare annotation was computed. [2020-11-06 21:37:01,456 INFO L269 CegarLoopResult]: At program point valid_productENTRY(lines 379 387) the Hoare annotation is: true [2020-11-06 21:37:01,456 INFO L266 CegarLoopResult]: For program point valid_productFINAL(lines 379 387) no Hoare annotation was computed. [2020-11-06 21:37:01,456 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 838 860) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:01,456 INFO L266 CegarLoopResult]: For program point mainEXIT(lines 838 860) no Hoare annotation was computed. [2020-11-06 21:37:01,457 INFO L262 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:01,457 INFO L262 CegarLoopResult]: At program point L850-1(line 850) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:01,457 INFO L266 CegarLoopResult]: For program point L848(lines 848 855) no Hoare annotation was computed. [2020-11-06 21:37:01,457 INFO L266 CegarLoopResult]: For program point L848-1(lines 848 855) no Hoare annotation was computed. [2020-11-06 21:37:01,457 INFO L266 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-11-06 21:37:01,458 INFO L262 CegarLoopResult]: At program point L845(line 845) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:01,458 INFO L266 CegarLoopResult]: For program point mainFINAL(lines 838 860) no Hoare annotation was computed. [2020-11-06 21:37:01,458 INFO L262 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:01,458 INFO L262 CegarLoopResult]: At program point L844-1(line 844) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:01,458 INFO L266 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-11-06 21:37:01,458 INFO L266 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-11-06 21:37:01,459 INFO L266 CegarLoopResult]: For program point Specification2EXIT(lines 795 818) no Hoare annotation was computed. [2020-11-06 21:37:01,459 INFO L266 CegarLoopResult]: For program point Specification2ENTRY(lines 795 818) no Hoare annotation was computed. [2020-11-06 21:37:01,459 INFO L266 CegarLoopResult]: For program point Specification2FINAL(lines 795 818) no Hoare annotation was computed. [2020-11-06 21:37:01,459 INFO L266 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-11-06 21:37:01,459 INFO L266 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-11-06 21:37:01,459 INFO L266 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-11-06 21:37:01,459 INFO L266 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-11-06 21:37:01,459 INFO L266 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-11-06 21:37:01,459 INFO L266 CegarLoopResult]: For program point L808(line 808) no Hoare annotation was computed. [2020-11-06 21:37:01,460 INFO L266 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-11-06 21:37:01,460 INFO L266 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-11-06 21:37:01,460 INFO L266 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-11-06 21:37:01,460 INFO L266 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-11-06 21:37:01,460 INFO L266 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-11-06 21:37:01,460 INFO L266 CegarLoopResult]: For program point L802(line 802) no Hoare annotation was computed. [2020-11-06 21:37:01,460 INFO L262 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-11-06 21:37:01,461 INFO L266 CegarLoopResult]: For program point stopSystemEXIT(lines 267 281) no Hoare annotation was computed. [2020-11-06 21:37:01,461 INFO L266 CegarLoopResult]: For program point L271(lines 271 277) no Hoare annotation was computed. [2020-11-06 21:37:01,461 INFO L262 CegarLoopResult]: At program point stopSystemENTRY(lines 267 281) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-11-06 21:37:01,461 INFO L266 CegarLoopResult]: For program point stopSystemFINAL(lines 267 281) no Hoare annotation was computed. [2020-11-06 21:37:01,461 INFO L266 CegarLoopResult]: For program point isPumpRunningEXIT(lines 222 230) no Hoare annotation was computed. [2020-11-06 21:37:01,461 INFO L269 CegarLoopResult]: At program point isPumpRunningENTRY(lines 222 230) the Hoare annotation is: true [2020-11-06 21:37:01,461 INFO L266 CegarLoopResult]: For program point isPumpRunningFINAL(lines 222 230) no Hoare annotation was computed. [2020-11-06 21:37:01,462 INFO L266 CegarLoopResult]: For program point L250(lines 250 258) no Hoare annotation was computed. [2020-11-06 21:37:01,462 INFO L266 CegarLoopResult]: For program point L250-2(lines 250 258) no Hoare annotation was computed. [2020-11-06 21:37:01,462 INFO L266 CegarLoopResult]: For program point printPumpFINAL(lines 231 266) no Hoare annotation was computed. [2020-11-06 21:37:01,462 INFO L266 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-11-06 21:37:01,462 INFO L266 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-11-06 21:37:01,462 INFO L266 CegarLoopResult]: For program point printPumpENTRY(lines 231 266) no Hoare annotation was computed. [2020-11-06 21:37:01,462 INFO L266 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-11-06 21:37:01,462 INFO L266 CegarLoopResult]: For program point L261-1(line 261) no Hoare annotation was computed. [2020-11-06 21:37:01,462 INFO L266 CegarLoopResult]: For program point printPumpEXIT(lines 231 266) no Hoare annotation was computed. [2020-11-06 21:37:01,463 INFO L266 CegarLoopResult]: For program point select_featuresEXIT(lines 365 371) no Hoare annotation was computed. [2020-11-06 21:37:01,463 INFO L269 CegarLoopResult]: At program point select_featuresFINAL(lines 365 371) the Hoare annotation is: true [2020-11-06 21:37:01,463 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 404 449) no Hoare annotation was computed. [2020-11-06 21:37:01,463 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 404 449) no Hoare annotation was computed. [2020-11-06 21:37:01,463 INFO L266 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 404 449) no Hoare annotation was computed. [2020-11-06 21:37:01,463 INFO L266 CegarLoopResult]: For program point L737(lines 737 744) no Hoare annotation was computed. [2020-11-06 21:37:01,463 INFO L266 CegarLoopResult]: For program point L731(lines 731 751) no Hoare annotation was computed. [2020-11-06 21:37:01,463 INFO L266 CegarLoopResult]: For program point L731-1(lines 731 751) no Hoare annotation was computed. [2020-11-06 21:37:01,464 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 717 762) no Hoare annotation was computed. [2020-11-06 21:37:01,464 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 741 742) no Hoare annotation was computed. [2020-11-06 21:37:01,464 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 748 749) no Hoare annotation was computed. [2020-11-06 21:37:01,464 INFO L266 CegarLoopResult]: For program point L748(lines 748 749) no Hoare annotation was computed. [2020-11-06 21:37:01,464 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 717 762) no Hoare annotation was computed. [2020-11-06 21:37:01,464 INFO L266 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 717 762) no Hoare annotation was computed. [2020-11-06 21:37:01,464 INFO L266 CegarLoopResult]: For program point L741(lines 741 742) no Hoare annotation was computed. [2020-11-06 21:37:01,465 INFO L262 CegarLoopResult]: At program point L832(line 832) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:01,465 INFO L262 CegarLoopResult]: At program point runTestENTRY(lines 827 837) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:01,465 INFO L266 CegarLoopResult]: For program point runTestEXIT(lines 827 837) no Hoare annotation was computed. [2020-11-06 21:37:01,465 INFO L266 CegarLoopResult]: For program point runTestFINAL(lines 827 837) no Hoare annotation was computed. [2020-11-06 21:37:01,465 INFO L269 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 211 221) the Hoare annotation is: true [2020-11-06 21:37:01,465 INFO L266 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 211 221) no Hoare annotation was computed. [2020-11-06 21:37:01,465 INFO L269 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: true [2020-11-06 21:37:01,466 INFO L266 CegarLoopResult]: For program point L216-1(line 216) no Hoare annotation was computed. [2020-11-06 21:37:01,466 INFO L266 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 211 221) no Hoare annotation was computed. [2020-11-06 21:37:01,466 INFO L269 CegarLoopResult]: At program point deactivatePumpENTRY(lines 203 210) the Hoare annotation is: true [2020-11-06 21:37:01,466 INFO L266 CegarLoopResult]: For program point deactivatePumpEXIT(lines 203 210) no Hoare annotation was computed. [2020-11-06 21:37:01,466 INFO L266 CegarLoopResult]: For program point deactivatePumpFINAL(lines 203 210) no Hoare annotation was computed. [2020-11-06 21:37:01,466 INFO L262 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:01,466 INFO L266 CegarLoopResult]: For program point L189-1(lines 170 194) no Hoare annotation was computed. [2020-11-06 21:37:01,466 INFO L262 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:01,466 INFO L266 CegarLoopResult]: For program point processEnvironmentEXIT(lines 170 194) no Hoare annotation was computed. [2020-11-06 21:37:01,467 INFO L262 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:01,467 INFO L262 CegarLoopResult]: At program point processEnvironmentENTRY(lines 170 194) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:01,467 INFO L266 CegarLoopResult]: For program point L178(lines 178 186) no Hoare annotation was computed. [2020-11-06 21:37:01,467 INFO L262 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:01,467 INFO L266 CegarLoopResult]: For program point L176-1(line 176) no Hoare annotation was computed. [2020-11-06 21:37:01,467 INFO L266 CegarLoopResult]: For program point L174(lines 174 191) no Hoare annotation was computed. [2020-11-06 21:37:01,467 INFO L266 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 162 168) no Hoare annotation was computed. [2020-11-06 21:37:01,468 INFO L269 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 162 168) the Hoare annotation is: true [2020-11-06 21:37:01,468 INFO L262 CegarLoopResult]: At program point testENTRY(lines 284 349) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:01,468 INFO L262 CegarLoopResult]: At program point L316(line 316) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-11-06 21:37:01,468 INFO L266 CegarLoopResult]: For program point L314(lines 314 320) no Hoare annotation was computed. [2020-11-06 21:37:01,469 INFO L266 CegarLoopResult]: For program point L314-1(lines 314 320) no Hoare annotation was computed. [2020-11-06 21:37:01,469 INFO L266 CegarLoopResult]: For program point testFINAL(lines 284 349) no Hoare annotation was computed. [2020-11-06 21:37:01,469 INFO L262 CegarLoopResult]: At program point L339(lines 294 341) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-11-06 21:37:01,469 INFO L262 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-11-06 21:37:01,470 INFO L266 CegarLoopResult]: For program point L304(lines 304 310) no Hoare annotation was computed. [2020-11-06 21:37:01,470 INFO L266 CegarLoopResult]: For program point L304-1(lines 304 310) no Hoare annotation was computed. [2020-11-06 21:37:01,470 INFO L266 CegarLoopResult]: For program point L296(lines 296 300) no Hoare annotation was computed. [2020-11-06 21:37:01,470 INFO L262 CegarLoopResult]: At program point L342(lines 293 343) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-11-06 21:37:01,470 INFO L262 CegarLoopResult]: At program point L332(line 332) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-11-06 21:37:01,470 INFO L266 CegarLoopResult]: For program point L330(lines 330 336) no Hoare annotation was computed. [2020-11-06 21:37:01,471 INFO L262 CegarLoopResult]: At program point L330-1(lines 324 337) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-11-06 21:37:01,471 INFO L266 CegarLoopResult]: For program point L295(lines 294 341) no Hoare annotation was computed. [2020-11-06 21:37:01,471 INFO L266 CegarLoopResult]: For program point L324(lines 324 337) no Hoare annotation was computed. [2020-11-06 21:37:01,471 INFO L266 CegarLoopResult]: For program point testEXIT(lines 284 349) no Hoare annotation was computed. [2020-11-06 21:37:01,473 INFO L266 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 695 696) no Hoare annotation was computed. [2020-11-06 21:37:01,473 INFO L266 CegarLoopResult]: For program point L702(lines 702 703) no Hoare annotation was computed. [2020-11-06 21:37:01,473 INFO L266 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 702 703) no Hoare annotation was computed. [2020-11-06 21:37:01,474 INFO L266 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 671 716) no Hoare annotation was computed. [2020-11-06 21:37:01,474 INFO L266 CegarLoopResult]: For program point L695(lines 695 696) no Hoare annotation was computed. [2020-11-06 21:37:01,474 INFO L266 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 671 716) no Hoare annotation was computed. [2020-11-06 21:37:01,474 INFO L266 CegarLoopResult]: For program point L691(lines 691 698) no Hoare annotation was computed. [2020-11-06 21:37:01,475 INFO L266 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 671 716) no Hoare annotation was computed. [2020-11-06 21:37:01,475 INFO L266 CegarLoopResult]: For program point L685(lines 685 705) no Hoare annotation was computed. [2020-11-06 21:37:01,475 INFO L266 CegarLoopResult]: For program point L685-1(lines 685 705) no Hoare annotation was computed. [2020-11-06 21:37:01,475 INFO L262 CegarLoopResult]: At program point L886(line 886) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-11-06 21:37:01,475 INFO L266 CegarLoopResult]: For program point L884(lines 884 890) no Hoare annotation was computed. [2020-11-06 21:37:01,475 INFO L266 CegarLoopResult]: For program point L883(lines 883 893) no Hoare annotation was computed. [2020-11-06 21:37:01,475 INFO L262 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-11-06 21:37:01,476 INFO L262 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 871 899) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-11-06 21:37:01,476 INFO L266 CegarLoopResult]: For program point L881-1(line 881) no Hoare annotation was computed. [2020-11-06 21:37:01,476 INFO L266 CegarLoopResult]: For program point L879(lines 879 896) no Hoare annotation was computed. [2020-11-06 21:37:01,476 INFO L266 CegarLoopResult]: For program point L879-1(lines 871 899) no Hoare annotation was computed. [2020-11-06 21:37:01,476 INFO L262 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-11-06 21:37:01,476 INFO L266 CegarLoopResult]: For program point L877-1(line 877) no Hoare annotation was computed. [2020-11-06 21:37:01,476 INFO L266 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 871 899) no Hoare annotation was computed. [2020-11-06 21:37:01,477 INFO L266 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-11-06 21:37:01,477 INFO L266 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-11-06 21:37:01,477 INFO L266 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-11-06 21:37:01,477 INFO L266 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-11-06 21:37:01,477 INFO L266 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-11-06 21:37:01,477 INFO L262 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 863 870) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-11-06 21:37:01,477 INFO L266 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 863 870) no Hoare annotation was computed. [2020-11-06 21:37:01,477 INFO L266 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 863 870) no Hoare annotation was computed. [2020-11-06 21:37:01,478 INFO L266 CegarLoopResult]: For program point select_oneENTRY(lines 355 364) no Hoare annotation was computed. [2020-11-06 21:37:01,478 INFO L266 CegarLoopResult]: For program point select_oneFINAL(lines 355 364) no Hoare annotation was computed. [2020-11-06 21:37:01,478 INFO L266 CegarLoopResult]: For program point select_oneEXIT(lines 355 364) no Hoare annotation was computed. [2020-11-06 21:37:01,479 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 568 670) no Hoare annotation was computed. [2020-11-06 21:37:01,479 INFO L266 CegarLoopResult]: For program point L638(lines 616 639) no Hoare annotation was computed. [2020-11-06 21:37:01,479 INFO L266 CegarLoopResult]: For program point L597(lines 597 613) no Hoare annotation was computed. [2020-11-06 21:37:01,479 INFO L266 CegarLoopResult]: For program point L657(lines 657 664) no Hoare annotation was computed. [2020-11-06 21:37:01,479 INFO L266 CegarLoopResult]: For program point L618(lines 617 637) no Hoare annotation was computed. [2020-11-06 21:37:01,479 INFO L266 CegarLoopResult]: For program point L649(line 649) no Hoare annotation was computed. [2020-11-06 21:37:01,479 INFO L266 CegarLoopResult]: For program point L649-1(line 649) no Hoare annotation was computed. [2020-11-06 21:37:01,479 INFO L266 CegarLoopResult]: For program point L614(lines 614 655) no Hoare annotation was computed. [2020-11-06 21:37:01,480 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 568 670) no Hoare annotation was computed. [2020-11-06 21:37:01,480 INFO L266 CegarLoopResult]: For program point L633(line 633) no Hoare annotation was computed. [2020-11-06 21:37:01,480 INFO L266 CegarLoopResult]: For program point L633-1(line 633) no Hoare annotation was computed. [2020-11-06 21:37:01,480 INFO L266 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 568 670) no Hoare annotation was computed. [2020-11-06 21:37:01,481 INFO L266 CegarLoopResult]: For program point L592(lines 592 596) no Hoare annotation was computed. [2020-11-06 21:37:01,481 INFO L266 CegarLoopResult]: For program point L656(lines 656 667) no Hoare annotation was computed. [2020-11-06 21:37:01,481 INFO L266 CegarLoopResult]: For program point L619(lines 619 623) no Hoare annotation was computed. [2020-11-06 21:37:01,481 INFO L266 CegarLoopResult]: For program point L617-2(lines 617 637) no Hoare annotation was computed. [2020-11-06 21:37:01,481 INFO L266 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:37:01,481 INFO L262 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-11-06 21:37:01,482 INFO L266 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:37:01,482 INFO L266 CegarLoopResult]: For program point activatePumpFINAL(lines 195 202) no Hoare annotation was computed. [2020-11-06 21:37:01,482 INFO L266 CegarLoopResult]: For program point activatePumpEXIT(lines 195 202) no Hoare annotation was computed. [2020-11-06 21:37:01,482 INFO L266 CegarLoopResult]: For program point activatePumpENTRY(lines 195 202) no Hoare annotation was computed. [2020-11-06 21:37:01,482 INFO L266 CegarLoopResult]: For program point getWaterLevelENTRY(lines 118 126) no Hoare annotation was computed. [2020-11-06 21:37:01,482 INFO L266 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-11-06 21:37:01,482 INFO L266 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-11-06 21:37:01,482 INFO L266 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-11-06 21:37:01,483 INFO L262 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-11-06 21:37:01,483 INFO L266 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-11-06 21:37:01,483 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:37:01,483 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-11-06 21:37:01,483 INFO L266 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:37:01,483 INFO L269 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-11-06 21:37:01,483 INFO L266 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-11-06 21:37:01,483 INFO L266 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-11-06 21:37:01,483 INFO L262 CegarLoopResult]: At program point L151(line 151) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:01,484 INFO L262 CegarLoopResult]: At program point L149(lines 149 155) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:01,484 INFO L262 CegarLoopResult]: At program point L144(line 144) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-11-06 21:37:01,484 INFO L262 CegarLoopResult]: At program point timeShiftENTRY(lines 138 161) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-11-06 21:37:01,484 INFO L266 CegarLoopResult]: For program point L142(lines 141 160) no Hoare annotation was computed. [2020-11-06 21:37:01,484 INFO L266 CegarLoopResult]: For program point timeShiftEXIT(lines 138 161) no Hoare annotation was computed. [2020-11-06 21:37:01,484 INFO L266 CegarLoopResult]: For program point timeShiftFINAL(lines 138 161) no Hoare annotation was computed. [2020-11-06 21:37:01,485 INFO L266 CegarLoopResult]: For program point cleanupEXIT(lines 765 794) no Hoare annotation was computed. [2020-11-06 21:37:01,485 INFO L269 CegarLoopResult]: At program point cleanupENTRY(lines 765 794) the Hoare annotation is: true [2020-11-06 21:37:01,486 INFO L269 CegarLoopResult]: At program point L790(lines 765 794) the Hoare annotation is: true [2020-11-06 21:37:01,486 INFO L266 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-11-06 21:37:01,486 INFO L266 CegarLoopResult]: For program point L779(lines 779 783) no Hoare annotation was computed. [2020-11-06 21:37:01,486 INFO L269 CegarLoopResult]: At program point L779-1(lines 779 783) the Hoare annotation is: true [2020-11-06 21:37:01,486 INFO L266 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-11-06 21:37:01,486 INFO L269 CegarLoopResult]: At program point L775-2(lines 775 789) the Hoare annotation is: true [2020-11-06 21:37:01,486 INFO L269 CegarLoopResult]: At program point L771(line 771) the Hoare annotation is: true [2020-11-06 21:37:01,487 INFO L266 CegarLoopResult]: For program point L771-1(line 771) no Hoare annotation was computed. [2020-11-06 21:37:01,487 INFO L269 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2020-11-06 21:37:01,488 INFO L266 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-11-06 21:37:01,488 INFO L266 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-11-06 21:37:01,488 INFO L266 CegarLoopResult]: For program point setupEXIT(lines 819 825) no Hoare annotation was computed. [2020-11-06 21:37:01,488 INFO L269 CegarLoopResult]: At program point setupFINAL(lines 819 825) the Hoare annotation is: true [2020-11-06 21:37:01,488 INFO L266 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-06 21:37:01,488 INFO L262 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-06 21:37:01,488 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-06 21:37:01,488 INFO L266 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-06 21:37:01,489 INFO L266 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-11-06 21:37:01,489 INFO L266 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-11-06 21:37:01,489 INFO L262 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-11-06 21:37:01,489 INFO L266 CegarLoopResult]: For program point __automaton_failFINAL(lines 389 396) no Hoare annotation was computed. [2020-11-06 21:37:01,489 INFO L266 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-11-06 21:37:01,489 INFO L269 CegarLoopResult]: At program point __automaton_failENTRY(lines 389 396) the Hoare annotation is: true [2020-11-06 21:37:01,489 INFO L266 CegarLoopResult]: For program point __automaton_failEXIT(lines 389 396) no Hoare annotation was computed. [2020-11-06 21:37:01,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:37:01 BoogieIcfgContainer [2020-11-06 21:37:01,515 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 21:37:01,525 INFO L168 Benchmark]: Toolchain (without parser) took 37923.81 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 125.4 MB in the beginning and 205.9 MB in the end (delta: -80.5 MB). Peak memory consumption was 276.0 MB. Max. memory is 8.0 GB. [2020-11-06 21:37:01,525 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 124.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 21:37:01,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.51 ms. Allocated memory is still 151.0 MB. Free memory was 124.7 MB in the beginning and 104.4 MB in the end (delta: 20.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-11-06 21:37:01,527 INFO L168 Benchmark]: Boogie Preprocessor took 138.37 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 132.8 MB in the end (delta: -28.4 MB). Peak memory consumption was 8.1 MB. Max. memory is 8.0 GB. [2020-11-06 21:37:01,531 INFO L168 Benchmark]: RCFGBuilder took 1404.90 ms. Allocated memory is still 151.0 MB. Free memory was 132.8 MB in the beginning and 130.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 88.1 MB. Max. memory is 8.0 GB. [2020-11-06 21:37:01,533 INFO L168 Benchmark]: TraceAbstraction took 35708.29 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 130.1 MB in the beginning and 205.9 MB in the end (delta: -75.8 MB). Peak memory consumption was 279.6 MB. Max. memory is 8.0 GB. [2020-11-06 21:37:01,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 124.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 656.51 ms. Allocated memory is still 151.0 MB. Free memory was 124.7 MB in the beginning and 104.4 MB in the end (delta: 20.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 138.37 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 132.8 MB in the end (delta: -28.4 MB). Peak memory consumption was 8.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1404.90 ms. Allocated memory is still 151.0 MB. Free memory was 132.8 MB in the beginning and 130.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 88.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 35708.29 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 130.1 MB in the beginning and 205.9 MB in the end (delta: -75.8 MB). Peak memory consumption was 279.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 702]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 695]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 741]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 748]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 227 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 16.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 478 SDtfs, 837 SDslu, 579 SDs, 0 SdLazy, 2388 SolverSat, 610 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 8.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=383occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 244 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 496 PreInvPairs, 587 NumberOfFragments, 793 HoareAnnotationTreeSize, 496 FomulaSimplifications, 210498 FormulaSimplificationTreeSizeReduction, 4.1s HoareSimplificationTime, 54 FomulaSimplificationsInter, 18820 FormulaSimplificationTreeSizeReductionInter, 10.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 90419 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...