/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_spec5_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:09:23,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:09:23,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:09:24,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:09:24,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:09:24,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:09:24,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:09:24,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:09:24,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:09:24,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:09:24,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:09:24,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:09:24,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:09:24,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:09:24,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:09:24,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:09:24,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:09:24,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:09:24,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:09:24,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:09:24,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:09:24,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:09:24,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:09:24,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:09:24,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:09:24,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:09:24,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:09:24,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:09:24,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:09:24,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:09:24,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:09:24,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:09:24,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:09:24,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:09:24,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:09:24,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:09:24,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:09:24,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:09:24,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:09:24,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:09:24,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:09:24,137 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 [2021-02-19 17:09:24,184 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:09:24,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:09:24,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:09:24,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:09:24,189 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:09:24,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:09:24,190 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:09:24,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:09:24,190 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:09:24,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:09:24,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:09:24,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:09:24,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:09:24,193 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:09:24,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:09:24,193 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:09:24,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:09:24,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:09:24,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:09:24,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:09:24,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:09:24,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:09:24,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:09:24,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:09:24,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:09:24,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:09:24,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:09:24,196 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:09:24,197 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:09:24,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:09:24,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:09:24,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:09:24,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:09:24,589 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:09:24,590 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c [2021-02-19 17:09:24,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44015249c/7acf23449198491c88fe94f1977fcfed/FLAG8dff0fab8 [2021-02-19 17:09:25,285 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:09:25,285 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c [2021-02-19 17:09:25,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44015249c/7acf23449198491c88fe94f1977fcfed/FLAG8dff0fab8 [2021-02-19 17:09:25,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44015249c/7acf23449198491c88fe94f1977fcfed [2021-02-19 17:09:25,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:09:25,639 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:09:25,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:09:25,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:09:25,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:09:25,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:09:25" (1/1) ... [2021-02-19 17:09:25,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d62272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:25, skipping insertion in model container [2021-02-19 17:09:25,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:09:25" (1/1) ... [2021-02-19 17:09:25,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:09:25,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:09:25,979 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c[14645,14658] [2021-02-19 17:09:25,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:09:26,006 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:09:26,103 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c[14645,14658] [2021-02-19 17:09:26,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:09:26,166 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:09:26,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:26 WrapperNode [2021-02-19 17:09:26,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:09:26,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:09:26,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:09:26,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:09:26,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:26" (1/1) ... [2021-02-19 17:09:26,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:26" (1/1) ... [2021-02-19 17:09:26,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:26" (1/1) ... [2021-02-19 17:09:26,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:26" (1/1) ... [2021-02-19 17:09:26,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:26" (1/1) ... [2021-02-19 17:09:26,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:26" (1/1) ... [2021-02-19 17:09:26,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:26" (1/1) ... [2021-02-19 17:09:26,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:09:26,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:09:26,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:09:26,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:09:26,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:26" (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 [2021-02-19 17:09:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:09:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:09:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:09:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:09:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:09:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:09:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:09:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:09:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:09:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:09:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:09:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:09:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:09:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:09:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:09:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:09:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:09:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:09:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:09:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:09:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:09:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:09:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:09:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-19 17:09:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:09:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:09:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:09:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:09:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:09:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:09:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:09:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:09:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:09:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:09:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:09:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:09:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:09:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:09:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:09:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:09:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:09:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:09:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:09:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:09:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:09:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:09:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:09:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:09:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:09:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:09:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:09:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:09:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:09:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:09:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:09:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:09:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:09:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:09:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:09:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:09:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:09:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:09:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:09:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:09:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:09:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:09:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:09:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:09:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:09:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:09:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-19 17:09:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:09:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:09:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:09:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:09:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:09:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:09:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:09:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:09:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:09:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:09:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:09:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:09:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:09:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:09:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:09:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:09:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:09:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:09:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:09:27,763 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:09:27,764 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:09:27,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:09:27 BoogieIcfgContainer [2021-02-19 17:09:27,769 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:09:27,771 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:09:27,771 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:09:27,775 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:09:27,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:09:25" (1/3) ... [2021-02-19 17:09:27,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500c3f6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:09:27, skipping insertion in model container [2021-02-19 17:09:27,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:26" (2/3) ... [2021-02-19 17:09:27,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500c3f6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:09:27, skipping insertion in model container [2021-02-19 17:09:27,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:09:27" (3/3) ... [2021-02-19 17:09:27,780 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product02.cil.c [2021-02-19 17:09:27,787 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:09:27,792 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:09:27,811 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:09:27,852 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:09:27,853 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:09:27,853 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:09:27,854 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:09:27,854 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:09:27,854 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:09:27,855 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:09:27,855 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:09:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2021-02-19 17:09:27,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-02-19 17:09:27,917 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:27,918 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:09:27,918 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:27,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:27,928 INFO L82 PathProgramCache]: Analyzing trace with hash -50240397, now seen corresponding path program 1 times [2021-02-19 17:09:27,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:27,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198178179] [2021-02-19 17:09:27,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,324 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,325 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,326 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,326 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,642 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:28,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,728 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,729 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:09:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,733 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,734 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:09:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,737 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:09:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:09:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,744 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,745 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:09:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,763 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,766 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-02-19 17:09:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,777 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,778 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,786 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-19 17:09:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,793 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-19 17:09:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,799 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:09:28,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198178179] [2021-02-19 17:09:28,841 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:09:28,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:09:28,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25108048] [2021-02-19 17:09:28,849 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:09:28,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:09:28,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:09:28,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:09:28,866 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 4 states. [2021-02-19 17:09:29,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:09:29,785 INFO L93 Difference]: Finished difference Result 215 states and 284 transitions. [2021-02-19 17:09:29,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:09:29,787 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2021-02-19 17:09:29,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:09:29,799 INFO L225 Difference]: With dead ends: 215 [2021-02-19 17:09:29,800 INFO L226 Difference]: Without dead ends: 121 [2021-02-19 17:09:29,803 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:09:29,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-02-19 17:09:29,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 95. [2021-02-19 17:09:29,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2021-02-19 17:09:29,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2021-02-19 17:09:29,888 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 59 [2021-02-19 17:09:29,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:09:29,889 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2021-02-19 17:09:29,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:09:29,890 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2021-02-19 17:09:29,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-02-19 17:09:29,897 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:29,897 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:09:29,897 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:09:29,897 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:29,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:29,898 INFO L82 PathProgramCache]: Analyzing trace with hash -680783463, now seen corresponding path program 1 times [2021-02-19 17:09:29,898 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:29,899 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81077759] [2021-02-19 17:09:29,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:29,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:30,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,053 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,053 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:30,057 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,058 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,408 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:30,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:30,461 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,462 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:09:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:30,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:09:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:30,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,476 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:09:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:30,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,485 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:09:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:30,488 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,489 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:09:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:30,501 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,502 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-02-19 17:09:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:30,507 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,508 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:30,511 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-02-19 17:09:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:30,515 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,515 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-19 17:09:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:30,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:30,519 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:30,530 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:09:30,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81077759] [2021-02-19 17:09:30,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:09:30,531 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 17:09:30,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141026030] [2021-02-19 17:09:30,534 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 17:09:30,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:09:30,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 17:09:30,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 17:09:30,535 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 5 states. [2021-02-19 17:09:31,176 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:09:31,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:09:31,801 INFO L93 Difference]: Finished difference Result 156 states and 192 transitions. [2021-02-19 17:09:31,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 17:09:31,802 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2021-02-19 17:09:31,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:09:31,804 INFO L225 Difference]: With dead ends: 156 [2021-02-19 17:09:31,805 INFO L226 Difference]: Without dead ends: 111 [2021-02-19 17:09:31,806 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-19 17:09:31,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-02-19 17:09:31,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 86. [2021-02-19 17:09:31,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2021-02-19 17:09:31,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2021-02-19 17:09:31,858 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 98 transitions. Word has length 60 [2021-02-19 17:09:31,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:09:31,859 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 98 transitions. [2021-02-19 17:09:31,859 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 17:09:31,859 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2021-02-19 17:09:31,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-02-19 17:09:31,861 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:31,861 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:09:31,861 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:09:31,861 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:31,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:31,862 INFO L82 PathProgramCache]: Analyzing trace with hash -986195119, now seen corresponding path program 1 times [2021-02-19 17:09:31,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:31,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727553467] [2021-02-19 17:09:31,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:31,944 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:31,945 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:31,949 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:31,949 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:31,950 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:31,950 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:31,954 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:31,955 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:31,960 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:31,961 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:09:31,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:31,967 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:09:31,968 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:31,969 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:09:31,969 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:31,970 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,300 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:32,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:32,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,360 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,361 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:09:32,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:09:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,368 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,368 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:09:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,373 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:09:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,393 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-19 17:09:32,394 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-19 17:09:32,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:09:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,418 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,419 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:09:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,433 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,434 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-02-19 17:09:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,440 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,440 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,445 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,450 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-19 17:09:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,455 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,456 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-02-19 17:09:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,459 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,459 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:09:32,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727553467] [2021-02-19 17:09:32,474 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:09:32,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:09:32,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420717232] [2021-02-19 17:09:32,475 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:09:32,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:09:32,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:09:32,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:09:32,477 INFO L87 Difference]: Start difference. First operand 86 states and 98 transitions. Second operand 9 states. [2021-02-19 17:09:33,021 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:09:33,452 WARN L202 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:33,836 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:34,184 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:35,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:09:35,139 INFO L93 Difference]: Finished difference Result 169 states and 211 transitions. [2021-02-19 17:09:35,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 17:09:35,140 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2021-02-19 17:09:35,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:09:35,143 INFO L225 Difference]: With dead ends: 169 [2021-02-19 17:09:35,143 INFO L226 Difference]: Without dead ends: 111 [2021-02-19 17:09:35,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-02-19 17:09:35,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-02-19 17:09:35,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 86. [2021-02-19 17:09:35,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2021-02-19 17:09:35,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 97 transitions. [2021-02-19 17:09:35,179 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 97 transitions. Word has length 65 [2021-02-19 17:09:35,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:09:35,180 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 97 transitions. [2021-02-19 17:09:35,180 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:09:35,180 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2021-02-19 17:09:35,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-02-19 17:09:35,182 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:35,182 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:09:35,182 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:09:35,183 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:35,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:35,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1882915666, now seen corresponding path program 1 times [2021-02-19 17:09:35,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:35,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901474609] [2021-02-19 17:09:35,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:35,294 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:35,299 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,302 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:35,308 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,310 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:35,676 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:35,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,705 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:35,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:09:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,708 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,709 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:35,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:09:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,712 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:35,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:09:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,715 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:35,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:09:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,718 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:35,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:09:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:35,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-02-19 17:09:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,735 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:35,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:35,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-02-19 17:09:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,740 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:35,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-02-19 17:09:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,744 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,744 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:35,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-02-19 17:09:35,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:35,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:35,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:35,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 17:09:35,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901474609] [2021-02-19 17:09:35,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:09:35,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-19 17:09:35,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190730367] [2021-02-19 17:09:35,771 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-19 17:09:35,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:09:35,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-19 17:09:35,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-19 17:09:35,772 INFO L87 Difference]: Start difference. First operand 86 states and 97 transitions. Second operand 8 states. [2021-02-19 17:09:36,275 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:09:37,040 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:37,728 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:38,098 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:38,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:09:38,169 INFO L93 Difference]: Finished difference Result 161 states and 201 transitions. [2021-02-19 17:09:38,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 17:09:38,169 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 68 [2021-02-19 17:09:38,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:09:38,171 INFO L225 Difference]: With dead ends: 161 [2021-02-19 17:09:38,171 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:09:38,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-02-19 17:09:38,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:09:38,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:09:38,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:09:38,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:09:38,174 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2021-02-19 17:09:38,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:09:38,175 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:09:38,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-19 17:09:38,175 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:09:38,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:09:38,175 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:09:38,177 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:09:39,822 WARN L202 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 21 [2021-02-19 17:09:40,064 WARN L202 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 21 [2021-02-19 17:09:40,323 WARN L202 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 21 [2021-02-19 17:09:40,551 WARN L202 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:09:40,835 WARN L202 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:09:41,103 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:09:41,356 WARN L202 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 21 [2021-02-19 17:09:41,649 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 11 [2021-02-19 17:09:41,943 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 21 [2021-02-19 17:09:42,280 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:42,564 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 21 [2021-02-19 17:09:42,866 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 16 [2021-02-19 17:09:43,137 WARN L202 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:09:43,406 WARN L202 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:09:43,681 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:09:43,715 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point L125(lines 125 129) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point L120(line 120) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point L141(lines 118 142) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point L182(lines 182 186) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2021-02-19 17:09:43,716 INFO L189 CegarLoopUtils]: For program point L177(line 177) no Hoare annotation was computed. [2021-02-19 17:09:43,717 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2021-02-19 17:09:43,717 INFO L189 CegarLoopUtils]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2021-02-19 17:09:43,717 INFO L189 CegarLoopUtils]: For program point L202(lines 175 203) no Hoare annotation was computed. [2021-02-19 17:09:43,717 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2021-02-19 17:09:43,717 INFO L189 CegarLoopUtils]: For program point L195(line 195) no Hoare annotation was computed. [2021-02-19 17:09:43,717 INFO L189 CegarLoopUtils]: For program point L195-1(line 195) no Hoare annotation was computed. [2021-02-19 17:09:43,717 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 767 773) the Hoare annotation is: true [2021-02-19 17:09:43,717 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 767 773) no Hoare annotation was computed. [2021-02-19 17:09:43,717 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 774 782) no Hoare annotation was computed. [2021-02-19 17:09:43,717 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 774 782) the Hoare annotation is: true [2021-02-19 17:09:43,718 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 774 782) no Hoare annotation was computed. [2021-02-19 17:09:43,718 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 698 705) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:43,718 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1EXIT(lines 698 705) no Hoare annotation was computed. [2021-02-19 17:09:43,718 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1FINAL(lines 698 705) no Hoare annotation was computed. [2021-02-19 17:09:43,718 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 706 715) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:43,718 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2EXIT(lines 706 715) no Hoare annotation was computed. [2021-02-19 17:09:43,718 INFO L189 CegarLoopUtils]: For program point L711(line 711) no Hoare annotation was computed. [2021-02-19 17:09:43,718 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2FINAL(lines 706 715) no Hoare annotation was computed. [2021-02-19 17:09:43,718 INFO L185 CegarLoopUtils]: At program point L731(line 731) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2021-02-19 17:09:43,719 INFO L189 CegarLoopUtils]: For program point L729(lines 729 735) no Hoare annotation was computed. [2021-02-19 17:09:43,719 INFO L189 CegarLoopUtils]: For program point L728(lines 728 738) no Hoare annotation was computed. [2021-02-19 17:09:43,719 INFO L192 CegarLoopUtils]: At program point L726(line 726) the Hoare annotation is: true [2021-02-19 17:09:43,719 INFO L189 CegarLoopUtils]: For program point L726-1(line 726) no Hoare annotation was computed. [2021-02-19 17:09:43,719 INFO L189 CegarLoopUtils]: For program point L724(lines 724 741) no Hoare annotation was computed. [2021-02-19 17:09:43,719 INFO L189 CegarLoopUtils]: For program point L724-1(lines 716 744) no Hoare annotation was computed. [2021-02-19 17:09:43,719 INFO L192 CegarLoopUtils]: At program point L722(line 722) the Hoare annotation is: true [2021-02-19 17:09:43,719 INFO L189 CegarLoopUtils]: For program point L722-1(line 722) no Hoare annotation was computed. [2021-02-19 17:09:43,719 INFO L192 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 716 744) the Hoare annotation is: true [2021-02-19 17:09:43,719 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__3EXIT(lines 716 744) no Hoare annotation was computed. [2021-02-19 17:09:43,719 INFO L189 CegarLoopUtils]: For program point L865(line 865) no Hoare annotation was computed. [2021-02-19 17:09:43,720 INFO L185 CegarLoopUtils]: At program point L864(line 864) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2021-02-19 17:09:43,720 INFO L185 CegarLoopUtils]: At program point L863(line 863) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2021-02-19 17:09:43,720 INFO L185 CegarLoopUtils]: At program point L863-1(line 863) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2021-02-19 17:09:43,720 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 857 879) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2021-02-19 17:09:43,720 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 857 879) no Hoare annotation was computed. [2021-02-19 17:09:43,720 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 857 879) no Hoare annotation was computed. [2021-02-19 17:09:43,721 INFO L185 CegarLoopUtils]: At program point L869(line 869) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2021-02-19 17:09:43,721 INFO L185 CegarLoopUtils]: At program point L869-1(line 869) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2021-02-19 17:09:43,721 INFO L189 CegarLoopUtils]: For program point L867(lines 867 874) no Hoare annotation was computed. [2021-02-19 17:09:43,721 INFO L189 CegarLoopUtils]: For program point L867-1(lines 867 874) no Hoare annotation was computed. [2021-02-19 17:09:43,721 INFO L189 CegarLoopUtils]: For program point L833(line 833) no Hoare annotation was computed. [2021-02-19 17:09:43,721 INFO L189 CegarLoopUtils]: For program point L832(line 832) no Hoare annotation was computed. [2021-02-19 17:09:43,721 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 815 838) no Hoare annotation was computed. [2021-02-19 17:09:43,721 INFO L189 CegarLoopUtils]: For program point L831(line 831) no Hoare annotation was computed. [2021-02-19 17:09:43,722 INFO L189 CegarLoopUtils]: For program point L830(line 830) no Hoare annotation was computed. [2021-02-19 17:09:43,722 INFO L189 CegarLoopUtils]: For program point L829(line 829) no Hoare annotation was computed. [2021-02-19 17:09:43,722 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 815 838) no Hoare annotation was computed. [2021-02-19 17:09:43,722 INFO L189 CegarLoopUtils]: For program point L828(line 828) no Hoare annotation was computed. [2021-02-19 17:09:43,722 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 815 838) no Hoare annotation was computed. [2021-02-19 17:09:43,722 INFO L189 CegarLoopUtils]: For program point L827(line 827) no Hoare annotation was computed. [2021-02-19 17:09:43,722 INFO L189 CegarLoopUtils]: For program point L826(line 826) no Hoare annotation was computed. [2021-02-19 17:09:43,722 INFO L189 CegarLoopUtils]: For program point L825(line 825) no Hoare annotation was computed. [2021-02-19 17:09:43,722 INFO L189 CegarLoopUtils]: For program point L824(line 824) no Hoare annotation was computed. [2021-02-19 17:09:43,723 INFO L189 CegarLoopUtils]: For program point L823(line 823) no Hoare annotation was computed. [2021-02-19 17:09:43,723 INFO L189 CegarLoopUtils]: For program point L822(line 822) no Hoare annotation was computed. [2021-02-19 17:09:43,723 INFO L189 CegarLoopUtils]: For program point L821(line 821) no Hoare annotation was computed. [2021-02-19 17:09:43,723 INFO L189 CegarLoopUtils]: For program point L820(line 820) no Hoare annotation was computed. [2021-02-19 17:09:43,723 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 566 574) no Hoare annotation was computed. [2021-02-19 17:09:43,723 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 566 574) the Hoare annotation is: true [2021-02-19 17:09:43,723 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 566 574) no Hoare annotation was computed. [2021-02-19 17:09:43,723 INFO L189 CegarLoopUtils]: For program point L605(line 605) no Hoare annotation was computed. [2021-02-19 17:09:43,723 INFO L189 CegarLoopUtils]: For program point L605-1(line 605) no Hoare annotation was computed. [2021-02-19 17:09:43,723 INFO L189 CegarLoopUtils]: For program point L594(lines 594 602) no Hoare annotation was computed. [2021-02-19 17:09:43,724 INFO L189 CegarLoopUtils]: For program point L594-2(lines 594 602) no Hoare annotation was computed. [2021-02-19 17:09:43,724 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 575 610) no Hoare annotation was computed. [2021-02-19 17:09:43,724 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 575 610) no Hoare annotation was computed. [2021-02-19 17:09:43,724 INFO L189 CegarLoopUtils]: For program point L582(lines 582 590) no Hoare annotation was computed. [2021-02-19 17:09:43,724 INFO L189 CegarLoopUtils]: For program point L582-2(lines 582 590) no Hoare annotation was computed. [2021-02-19 17:09:43,724 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 575 610) no Hoare annotation was computed. [2021-02-19 17:09:43,724 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 760 766) no Hoare annotation was computed. [2021-02-19 17:09:43,724 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 760 766) the Hoare annotation is: true [2021-02-19 17:09:43,724 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2021-02-19 17:09:43,724 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2021-02-19 17:09:43,724 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2021-02-19 17:09:43,725 INFO L189 CegarLoopUtils]: For program point L381(lines 381 388) no Hoare annotation was computed. [2021-02-19 17:09:43,725 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2021-02-19 17:09:43,725 INFO L189 CegarLoopUtils]: For program point L375(lines 375 395) no Hoare annotation was computed. [2021-02-19 17:09:43,725 INFO L189 CegarLoopUtils]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2021-02-19 17:09:43,725 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2021-02-19 17:09:43,725 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2021-02-19 17:09:43,725 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 846 856) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2021-02-19 17:09:43,725 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 846 856) no Hoare annotation was computed. [2021-02-19 17:09:43,725 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 846 856) no Hoare annotation was computed. [2021-02-19 17:09:43,725 INFO L185 CegarLoopUtils]: At program point L851(line 851) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2021-02-19 17:09:43,726 INFO L189 CegarLoopUtils]: For program point L560(line 560) no Hoare annotation was computed. [2021-02-19 17:09:43,726 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmENTRY(lines 555 565) no Hoare annotation was computed. [2021-02-19 17:09:43,726 INFO L189 CegarLoopUtils]: For program point L560-1(line 560) no Hoare annotation was computed. [2021-02-19 17:09:43,726 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 555 565) no Hoare annotation was computed. [2021-02-19 17:09:43,726 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 555 565) no Hoare annotation was computed. [2021-02-19 17:09:43,726 INFO L189 CegarLoopUtils]: For program point deactivatePumpENTRY(lines 547 554) no Hoare annotation was computed. [2021-02-19 17:09:43,726 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 547 554) no Hoare annotation was computed. [2021-02-19 17:09:43,726 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 547 554) no Hoare annotation was computed. [2021-02-19 17:09:43,726 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 532 538) no Hoare annotation was computed. [2021-02-19 17:09:43,726 INFO L192 CegarLoopUtils]: At program point processEnvironmentFINAL(lines 532 538) the Hoare annotation is: true [2021-02-19 17:09:43,727 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 621 686) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2021-02-19 17:09:43,727 INFO L189 CegarLoopUtils]: For program point L669(lines 669 673) no Hoare annotation was computed. [2021-02-19 17:09:43,727 INFO L185 CegarLoopUtils]: At program point L669-2(lines 661 674) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:09:43,727 INFO L189 CegarLoopUtils]: For program point L632(lines 631 678) no Hoare annotation was computed. [2021-02-19 17:09:43,727 INFO L185 CegarLoopUtils]: At program point L663(line 663) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:09:43,727 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 621 686) no Hoare annotation was computed. [2021-02-19 17:09:43,727 INFO L189 CegarLoopUtils]: For program point L661(lines 661 674) no Hoare annotation was computed. [2021-02-19 17:09:43,727 INFO L185 CegarLoopUtils]: At program point L653(line 653) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:09:43,727 INFO L189 CegarLoopUtils]: For program point L651(lines 651 657) no Hoare annotation was computed. [2021-02-19 17:09:43,728 INFO L189 CegarLoopUtils]: For program point L651-1(lines 651 657) no Hoare annotation was computed. [2021-02-19 17:09:43,728 INFO L185 CegarLoopUtils]: At program point L676(lines 631 678) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:09:43,728 INFO L185 CegarLoopUtils]: At program point L643(line 643) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:09:43,728 INFO L189 CegarLoopUtils]: For program point L641(lines 641 647) no Hoare annotation was computed. [2021-02-19 17:09:43,728 INFO L189 CegarLoopUtils]: For program point L641-1(lines 641 647) no Hoare annotation was computed. [2021-02-19 17:09:43,728 INFO L189 CegarLoopUtils]: For program point L633(lines 633 637) no Hoare annotation was computed. [2021-02-19 17:09:43,728 INFO L185 CegarLoopUtils]: At program point L679(lines 630 680) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0))) [2021-02-19 17:09:43,728 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 621 686) no Hoare annotation was computed. [2021-02-19 17:09:43,728 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2021-02-19 17:09:43,728 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point L335(lines 335 342) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point L329(lines 329 349) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 461 483) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 461 483) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point L469(lines 469 477) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 461 483) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point L469-2(lines 469 477) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point L277(line 277) no Hoare annotation was computed. [2021-02-19 17:09:43,729 INFO L189 CegarLoopUtils]: For program point L277-1(line 277) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point L236(lines 236 240) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point L300(lines 300 311) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point L263(lines 263 267) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point L282(lines 260 283) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point L241(lines 241 257) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point L301(lines 301 308) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point L262(lines 261 281) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point L293(line 293) no Hoare annotation was computed. [2021-02-19 17:09:43,730 INFO L189 CegarLoopUtils]: For program point L293-1(line 293) no Hoare annotation was computed. [2021-02-19 17:09:43,731 INFO L189 CegarLoopUtils]: For program point L258(lines 258 299) no Hoare annotation was computed. [2021-02-19 17:09:43,731 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 750 759) no Hoare annotation was computed. [2021-02-19 17:09:43,731 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 750 759) no Hoare annotation was computed. [2021-02-19 17:09:43,731 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 750 759) no Hoare annotation was computed. [2021-02-19 17:09:43,731 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:09:43,731 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:09:43,732 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:09:43,732 INFO L189 CegarLoopUtils]: For program point activatePumpFINAL(lines 539 546) no Hoare annotation was computed. [2021-02-19 17:09:43,732 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 539 546) no Hoare annotation was computed. [2021-02-19 17:09:43,732 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 539 546) no Hoare annotation was computed. [2021-02-19 17:09:43,732 INFO L192 CegarLoopUtils]: At program point getWaterLevelENTRY(lines 484 492) the Hoare annotation is: true [2021-02-19 17:09:43,732 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 484 492) no Hoare annotation was computed. [2021-02-19 17:09:43,732 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 484 492) no Hoare annotation was computed. [2021-02-19 17:09:43,732 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:09:43,732 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:09:43,732 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:09:43,732 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 440 451) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:09:43,732 INFO L189 CegarLoopUtils]: For program point L444-1(lines 440 451) no Hoare annotation was computed. [2021-02-19 17:09:43,733 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 440 451) no Hoare annotation was computed. [2021-02-19 17:09:43,733 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalENTRY(lines 452 460) no Hoare annotation was computed. [2021-02-19 17:09:43,733 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 452 460) no Hoare annotation was computed. [2021-02-19 17:09:43,733 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 452 460) no Hoare annotation was computed. [2021-02-19 17:09:43,733 INFO L189 CegarLoopUtils]: For program point L512(lines 508 530) no Hoare annotation was computed. [2021-02-19 17:09:43,733 INFO L189 CegarLoopUtils]: For program point L510(lines 508 530) no Hoare annotation was computed. [2021-02-19 17:09:43,733 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 505 531) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:43,733 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 505 531) no Hoare annotation was computed. [2021-02-19 17:09:43,733 INFO L192 CegarLoopUtils]: At program point L521(line 521) the Hoare annotation is: true [2021-02-19 17:09:43,733 INFO L192 CegarLoopUtils]: At program point L519(lines 519 525) the Hoare annotation is: true [2021-02-19 17:09:43,733 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 505 531) no Hoare annotation was computed. [2021-02-19 17:09:43,734 INFO L185 CegarLoopUtils]: At program point L514(line 514) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2021-02-19 17:09:43,734 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 785 814) no Hoare annotation was computed. [2021-02-19 17:09:43,734 INFO L189 CegarLoopUtils]: For program point L799(lines 799 803) no Hoare annotation was computed. [2021-02-19 17:09:43,734 INFO L192 CegarLoopUtils]: At program point L799-1(lines 799 803) the Hoare annotation is: true [2021-02-19 17:09:43,734 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 785 814) the Hoare annotation is: true [2021-02-19 17:09:43,734 INFO L189 CegarLoopUtils]: For program point L796(line 796) no Hoare annotation was computed. [2021-02-19 17:09:43,734 INFO L192 CegarLoopUtils]: At program point L795-2(lines 795 809) the Hoare annotation is: true [2021-02-19 17:09:43,734 INFO L192 CegarLoopUtils]: At program point L791(line 791) the Hoare annotation is: true [2021-02-19 17:09:43,734 INFO L189 CegarLoopUtils]: For program point L791-1(line 791) no Hoare annotation was computed. [2021-02-19 17:09:43,734 INFO L192 CegarLoopUtils]: At program point L810(lines 785 814) the Hoare annotation is: true [2021-02-19 17:09:43,734 INFO L189 CegarLoopUtils]: For program point L806(line 806) no Hoare annotation was computed. [2021-02-19 17:09:43,735 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 416 427) the Hoare annotation is: true [2021-02-19 17:09:43,735 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 416 427) no Hoare annotation was computed. [2021-02-19 17:09:43,735 INFO L189 CegarLoopUtils]: For program point L420-1(lines 416 427) no Hoare annotation was computed. [2021-02-19 17:09:43,735 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 839 845) no Hoare annotation was computed. [2021-02-19 17:09:43,735 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 839 845) the Hoare annotation is: true [2021-02-19 17:09:43,735 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:09:43,735 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-02-19 17:09:43,735 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:09:43,735 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:09:43,735 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 611 618) no Hoare annotation was computed. [2021-02-19 17:09:43,735 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 611 618) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2021-02-19 17:09:43,735 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 611 618) no Hoare annotation was computed. [2021-02-19 17:09:43,736 INFO L189 CegarLoopUtils]: For program point L432-1(lines 428 439) no Hoare annotation was computed. [2021-02-19 17:09:43,736 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 428 439) no Hoare annotation was computed. [2021-02-19 17:09:43,736 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 428 439) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:43,736 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 688 695) no Hoare annotation was computed. [2021-02-19 17:09:43,736 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 692) no Hoare annotation was computed. [2021-02-19 17:09:43,736 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 688 695) the Hoare annotation is: true [2021-02-19 17:09:43,736 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 688 695) no Hoare annotation was computed. [2021-02-19 17:09:43,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:09:43 BoogieIcfgContainer [2021-02-19 17:09:43,751 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:09:43,752 INFO L168 Benchmark]: Toolchain (without parser) took 18123.31 ms. Allocated memory was 158.3 MB in the beginning and 423.6 MB in the end (delta: 265.3 MB). Free memory was 133.6 MB in the beginning and 181.6 MB in the end (delta: -48.0 MB). Peak memory consumption was 252.1 MB. Max. memory is 8.0 GB. [2021-02-19 17:09:43,753 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 158.3 MB. Free memory is still 130.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:09:43,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 526.90 ms. Allocated memory is still 158.3 MB. Free memory was 132.5 MB in the beginning and 112.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:09:43,754 INFO L168 Benchmark]: Boogie Preprocessor took 151.15 ms. Allocated memory is still 158.3 MB. Free memory was 112.6 MB in the beginning and 108.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:09:43,754 INFO L168 Benchmark]: RCFGBuilder took 1445.77 ms. Allocated memory is still 158.3 MB. Free memory was 108.8 MB in the beginning and 57.6 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:09:43,755 INFO L168 Benchmark]: TraceAbstraction took 15980.02 ms. Allocated memory was 158.3 MB in the beginning and 423.6 MB in the end (delta: 265.3 MB). Free memory was 57.0 MB in the beginning and 181.6 MB in the end (delta: -124.6 MB). Peak memory consumption was 175.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:09:43,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 158.3 MB. Free memory is still 130.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 526.90 ms. Allocated memory is still 158.3 MB. Free memory was 132.5 MB in the beginning and 112.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 151.15 ms. Allocated memory is still 158.3 MB. Free memory was 112.6 MB in the beginning and 108.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1445.77 ms. Allocated memory is still 158.3 MB. Free memory was 108.8 MB in the beginning and 57.6 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 15980.02 ms. Allocated memory was 158.3 MB in the beginning and 423.6 MB in the end (delta: 265.3 MB). Free memory was 57.0 MB in the beginning and 181.6 MB in the end (delta: -124.6 MB). Peak memory consumption was 175.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 692]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(pumpRunning == 0)) || (1 == systemActive && splverifierCounter == 0) - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(pumpRunning == 0) - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.3s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 328 SDtfs, 425 SDslu, 259 SDs, 0 SdLazy, 907 SolverSat, 292 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 76 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 143 PreInvPairs, 163 NumberOfFragments, 609 HoareAnnotationTreeSize, 143 FomulaSimplifications, 11138 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 45 FomulaSimplificationsInter, 5403 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 77206 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...