/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_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:09:47,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:09:47,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:09:47,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:09:47,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:09:47,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:09:47,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:09:47,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:09:47,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:09:47,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:09:47,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:09:47,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:09:47,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:09:47,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:09:47,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:09:47,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:09:47,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:09:47,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:09:47,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:09:47,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:09:47,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:09:47,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:09:47,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:09:47,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:09:47,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:09:47,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:09:47,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:09:47,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:09:47,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:09:47,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:09:47,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:09:47,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:09:47,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:09:47,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:09:47,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:09:47,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:09:47,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:09:47,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:09:47,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:09:47,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:09:47,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:09:47,476 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 17:09:47,529 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:09:47,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:09:47,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:09:47,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:09:47,535 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:09:47,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:09:47,536 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:09:47,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:09:47,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:09:47,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:09:47,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:09:47,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:09:47,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:09:47,539 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:09:47,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:09:47,539 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:09:47,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:09:47,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:09:47,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:09:47,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:09:47,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:09:47,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:09:47,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:09:47,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:09:47,541 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:09:47,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:09:47,542 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:09:47,542 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:09:47,542 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:09:48,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:09:48,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:09:48,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:09:48,037 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:09:48,038 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:09:48,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2021-02-19 17:09:48,117 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0338725f/d4e487a342374a0aa36842067d844ec0/FLAGe64b4a6e1 [2021-02-19 17:09:48,915 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:09:48,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2021-02-19 17:09:48,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0338725f/d4e487a342374a0aa36842067d844ec0/FLAGe64b4a6e1 [2021-02-19 17:09:49,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0338725f/d4e487a342374a0aa36842067d844ec0 [2021-02-19 17:09:49,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:09:49,237 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:09:49,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:09:49,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:09:49,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:09:49,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:09:49" (1/1) ... [2021-02-19 17:09:49,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13781d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:49, skipping insertion in model container [2021-02-19 17:09:49,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:09:49" (1/1) ... [2021-02-19 17:09:49,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:09:49,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:09:49,609 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_product06.cil.c[17387,17400] [2021-02-19 17:09:49,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:09:49,627 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:09:49,721 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_product06.cil.c[17387,17400] [2021-02-19 17:09:49,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:09:49,766 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:09:49,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:49 WrapperNode [2021-02-19 17:09:49,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:09:49,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:09:49,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:09:49,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:09:49,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:49" (1/1) ... [2021-02-19 17:09:49,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:49" (1/1) ... [2021-02-19 17:09:49,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:49" (1/1) ... [2021-02-19 17:09:49,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:49" (1/1) ... [2021-02-19 17:09:49,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:49" (1/1) ... [2021-02-19 17:09:49,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:49" (1/1) ... [2021-02-19 17:09:49,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:49" (1/1) ... [2021-02-19 17:09:49,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:09:49,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:09:49,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:09:49,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:09:49,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:49" (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 17:09:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:09:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:09:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:09:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:09:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:09:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:09:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:09:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:09:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:09:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:09:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:09:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:09:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:09:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:09:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:09:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:09:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-19 17:09:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:09:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:09:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:09:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:09:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:09:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:09:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-19 17:09:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:09:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:09:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:09:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:09:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:09:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:09:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:09:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:09:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:09:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:09:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:09:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:09:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:09:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:09:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:09:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:09:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:09:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:09:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:09:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:09:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:09:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:09:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:09:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:09:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:09:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:09:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:09:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:09:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:09:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:09:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:09:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-19 17:09:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:09:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:09:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:09:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:09:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:09:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:09:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:09:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:09:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:09:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:09:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-19 17:09:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:09:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:09:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:09:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:09:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:09:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:09:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:09:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:09:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:09:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:09:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:09:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:09:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:09:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:09:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:09:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:09:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:09:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:09:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:09:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:09:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:09:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:09:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:09:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:09:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:09:51,126 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:09:51,126 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:09:51,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:09:51 BoogieIcfgContainer [2021-02-19 17:09:51,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:09:51,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:09:51,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:09:51,135 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:09:51,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:09:49" (1/3) ... [2021-02-19 17:09:51,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@249af86c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:09:51, skipping insertion in model container [2021-02-19 17:09:51,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:49" (2/3) ... [2021-02-19 17:09:51,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@249af86c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:09:51, skipping insertion in model container [2021-02-19 17:09:51,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:09:51" (3/3) ... [2021-02-19 17:09:51,139 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product06.cil.c [2021-02-19 17:09:51,147 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:09:51,154 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:09:51,176 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:09:51,207 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:09:51,208 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:09:51,208 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:09:51,208 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:09:51,208 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:09:51,208 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:09:51,209 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:09:51,209 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:09:51,236 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2021-02-19 17:09:51,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-02-19 17:09:51,247 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:51,248 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 17:09:51,249 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:51,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:51,257 INFO L82 PathProgramCache]: Analyzing trace with hash 699067485, now seen corresponding path program 1 times [2021-02-19 17:09:51,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:51,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143229794] [2021-02-19 17:09:51,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:51,750 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:51,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:51,753 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:51,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:52,069 WARN L202 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:52,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:52,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:52,110 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:52,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:52,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:09:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:52,119 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:52,120 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:52,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:09:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:52,124 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:52,124 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:52,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:09:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:52,129 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:52,130 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:52,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:09:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:52,134 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:52,134 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:52,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:09:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:52,146 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:52,147 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:52,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-02-19 17:09:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:52,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:52,154 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:52,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:52,158 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:52,158 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:52,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-19 17:09:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:52,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:52,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:52,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-19 17:09:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:52,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:52,167 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:52,180 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 17:09:52,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143229794] [2021-02-19 17:09:52,182 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:09:52,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:09:52,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991634677] [2021-02-19 17:09:52,190 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:09:52,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:09:52,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:09:52,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:09:52,209 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 4 states. [2021-02-19 17:09:53,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:09:53,572 INFO L93 Difference]: Finished difference Result 259 states and 334 transitions. [2021-02-19 17:09:53,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:09:53,574 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2021-02-19 17:09:53,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:09:53,597 INFO L225 Difference]: With dead ends: 259 [2021-02-19 17:09:53,597 INFO L226 Difference]: Without dead ends: 144 [2021-02-19 17:09:53,604 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 17:09:53,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2021-02-19 17:09:53,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 116. [2021-02-19 17:09:53,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2021-02-19 17:09:53,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2021-02-19 17:09:53,781 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 59 [2021-02-19 17:09:53,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:09:53,782 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2021-02-19 17:09:53,782 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:09:53,783 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2021-02-19 17:09:53,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-02-19 17:09:53,792 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:53,792 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 17:09:53,793 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:09:53,793 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:53,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:53,794 INFO L82 PathProgramCache]: Analyzing trace with hash -827481703, now seen corresponding path program 1 times [2021-02-19 17:09:53,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:53,795 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977078089] [2021-02-19 17:09:53,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:53,920 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:53,920 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:53,921 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:53,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:53,926 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:53,926 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:54,284 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:54,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:54,311 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:54,312 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:54,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:09:54,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:54,315 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:54,315 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:54,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:09:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:54,318 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:54,319 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:54,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:09:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:54,322 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:54,323 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:54,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:09:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:54,325 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:54,326 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:54,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:09:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:54,338 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:54,339 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:54,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-02-19 17:09:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:54,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:54,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:54,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:54,347 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:54,348 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:54,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-02-19 17:09:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:54,351 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:54,352 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:54,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-19 17:09:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:54,355 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:54,355 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:54,365 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 17:09:54,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977078089] [2021-02-19 17:09:54,366 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:09:54,366 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 17:09:54,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790742146] [2021-02-19 17:09:54,368 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 17:09:54,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:09:54,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 17:09:54,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 17:09:54,370 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 5 states. [2021-02-19 17:09:55,057 WARN L202 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:09:55,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:09:55,908 INFO L93 Difference]: Finished difference Result 200 states and 242 transitions. [2021-02-19 17:09:55,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 17:09:55,914 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2021-02-19 17:09:55,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:09:55,921 INFO L225 Difference]: With dead ends: 200 [2021-02-19 17:09:55,921 INFO L226 Difference]: Without dead ends: 134 [2021-02-19 17:09:55,923 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 17:09:55,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-02-19 17:09:55,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 107. [2021-02-19 17:09:55,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2021-02-19 17:09:55,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 122 transitions. [2021-02-19 17:09:55,993 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 122 transitions. Word has length 60 [2021-02-19 17:09:55,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:09:55,993 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 122 transitions. [2021-02-19 17:09:55,993 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 17:09:55,993 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 122 transitions. [2021-02-19 17:09:55,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-02-19 17:09:55,999 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:56,000 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 17:09:56,000 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:09:56,000 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:56,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:56,001 INFO L82 PathProgramCache]: Analyzing trace with hash 257261964, now seen corresponding path program 1 times [2021-02-19 17:09:56,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:56,002 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000341469] [2021-02-19 17:09:56,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:56,136 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,137 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:56,141 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,142 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:56,142 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,143 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:56,147 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,148 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:56,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,154 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:09:56,161 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,161 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:09:56,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:09:56,163 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:56,511 WARN L202 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:56,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:56,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:09:56,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:09:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:56,585 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,586 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:56,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:09:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:56,589 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,589 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:56,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:09:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:56,594 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,595 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:56,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:09:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:56,607 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,608 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:56,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:09:56,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:56,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,624 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:56,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-02-19 17:09:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:56,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,633 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:56,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:56,636 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:56,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-19 17:09:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:56,639 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,640 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:56,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-02-19 17:09:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:56,643 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:56,643 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:56,656 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 17:09:56,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000341469] [2021-02-19 17:09:56,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:09:56,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:09:56,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210328316] [2021-02-19 17:09:56,657 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:09:56,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:09:56,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:09:56,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:09:56,659 INFO L87 Difference]: Start difference. First operand 107 states and 122 transitions. Second operand 9 states. [2021-02-19 17:09:57,214 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:09:57,682 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:58,069 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:58,485 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:59,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:09:59,683 INFO L93 Difference]: Finished difference Result 213 states and 261 transitions. [2021-02-19 17:09:59,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 17:09:59,684 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2021-02-19 17:09:59,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:09:59,686 INFO L225 Difference]: With dead ends: 213 [2021-02-19 17:09:59,686 INFO L226 Difference]: Without dead ends: 134 [2021-02-19 17:09:59,688 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-02-19 17:09:59,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-02-19 17:09:59,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 107. [2021-02-19 17:09:59,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2021-02-19 17:09:59,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 121 transitions. [2021-02-19 17:09:59,725 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 121 transitions. Word has length 65 [2021-02-19 17:09:59,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:09:59,725 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 121 transitions. [2021-02-19 17:09:59,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:09:59,726 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 121 transitions. [2021-02-19 17:09:59,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-02-19 17:09:59,727 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:59,727 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, 1, 1, 1, 1, 1] [2021-02-19 17:09:59,728 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:09:59,728 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:59,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:59,729 INFO L82 PathProgramCache]: Analyzing trace with hash 582885625, now seen corresponding path program 1 times [2021-02-19 17:09:59,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:59,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57265481] [2021-02-19 17:09:59,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:59,800 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:59,801 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:59,804 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:59,805 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:59,806 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:59,806 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:59,807 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:59,807 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:59,808 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:59,809 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:59,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:59,810 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:59,810 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:59,811 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:59,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:59,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:59,822 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:59,822 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:00,160 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:10:00,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:00,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:10:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:00,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:10:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:00,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:10:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,208 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:00,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:10:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,212 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:00,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:10:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:00,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-02-19 17:10:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,229 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:00,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:10:00,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,232 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,233 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:00,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-02-19 17:10:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,248 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,249 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:00,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:00,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:10:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,254 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:00,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-02-19 17:10:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,257 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,258 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:10:00,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-02-19 17:10:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:10:00,263 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:10:00,264 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:10:00,307 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 17:10:00,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57265481] [2021-02-19 17:10:00,309 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:10:00,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:10:00,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687935504] [2021-02-19 17:10:00,311 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:10:00,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:10:00,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:10:00,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:10:00,313 INFO L87 Difference]: Start difference. First operand 107 states and 121 transitions. Second operand 9 states. [2021-02-19 17:10:00,905 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:10:01,853 WARN L202 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:10:02,610 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:10:03,004 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:10:03,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:10:03,095 INFO L93 Difference]: Finished difference Result 187 states and 232 transitions. [2021-02-19 17:10:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-19 17:10:03,096 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 73 [2021-02-19 17:10:03,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:10:03,098 INFO L225 Difference]: With dead ends: 187 [2021-02-19 17:10:03,098 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:10:03,100 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2021-02-19 17:10:03,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:10:03,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:10:03,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:10:03,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:10:03,101 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2021-02-19 17:10:03,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:10:03,102 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:10:03,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:10:03,102 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:10:03,102 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:10:03,102 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:10:03,104 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:10:04,565 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2021-02-19 17:10:04,805 WARN L202 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:10:05,028 WARN L202 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 11 [2021-02-19 17:10:05,404 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 11 [2021-02-19 17:10:05,763 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:10:06,046 WARN L202 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2021-02-19 17:10:06,401 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2021-02-19 17:10:06,690 WARN L202 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2021-02-19 17:10:07,020 WARN L202 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:10:07,311 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:10:07,586 WARN L202 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:10:07,889 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:10:08,162 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:10:08,444 WARN L202 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:10:08,720 WARN L202 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:10:09,008 WARN L202 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:10:09,365 WARN L202 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2021-02-19 17:10:09,369 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:10:09,369 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:10:09,369 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:10:09,370 INFO L189 CegarLoopUtils]: For program point L611-2(lines 611 632) no Hoare annotation was computed. [2021-02-19 17:10:09,370 INFO L189 CegarLoopUtils]: For program point L633(lines 610 634) no Hoare annotation was computed. [2021-02-19 17:10:09,370 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 586 641) no Hoare annotation was computed. [2021-02-19 17:10:09,370 INFO L189 CegarLoopUtils]: For program point L617(lines 617 621) no Hoare annotation was computed. [2021-02-19 17:10:09,370 INFO L189 CegarLoopUtils]: For program point L617-1(lines 617 621) no Hoare annotation was computed. [2021-02-19 17:10:09,370 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 586 641) no Hoare annotation was computed. [2021-02-19 17:10:09,371 INFO L189 CegarLoopUtils]: For program point L612(line 612) no Hoare annotation was computed. [2021-02-19 17:10:09,371 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 586 641) no Hoare annotation was computed. [2021-02-19 17:10:09,371 INFO L189 CegarLoopUtils]: For program point L674-1(lines 674 678) no Hoare annotation was computed. [2021-02-19 17:10:09,371 INFO L189 CegarLoopUtils]: For program point L669(line 669) no Hoare annotation was computed. [2021-02-19 17:10:09,371 INFO L189 CegarLoopUtils]: For program point L668-2(lines 668 693) no Hoare annotation was computed. [2021-02-19 17:10:09,372 INFO L189 CegarLoopUtils]: For program point L694(lines 667 695) no Hoare annotation was computed. [2021-02-19 17:10:09,372 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 642 701) no Hoare annotation was computed. [2021-02-19 17:10:09,372 INFO L189 CegarLoopUtils]: For program point L687(line 687) no Hoare annotation was computed. [2021-02-19 17:10:09,372 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 642 701) no Hoare annotation was computed. [2021-02-19 17:10:09,372 INFO L189 CegarLoopUtils]: For program point L687-1(line 687) no Hoare annotation was computed. [2021-02-19 17:10:09,372 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 642 701) no Hoare annotation was computed. [2021-02-19 17:10:09,372 INFO L189 CegarLoopUtils]: For program point L674(lines 674 678) no Hoare annotation was computed. [2021-02-19 17:10:09,373 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 149 155) the Hoare annotation is: true [2021-02-19 17:10:09,373 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 149 155) no Hoare annotation was computed. [2021-02-19 17:10:09,373 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 156 164) no Hoare annotation was computed. [2021-02-19 17:10:09,373 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 156 164) the Hoare annotation is: true [2021-02-19 17:10:09,373 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 156 164) no Hoare annotation was computed. [2021-02-19 17:10:09,373 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 486 493) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-19 17:10:09,373 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1EXIT(lines 486 493) no Hoare annotation was computed. [2021-02-19 17:10:09,374 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1FINAL(lines 486 493) no Hoare annotation was computed. [2021-02-19 17:10:09,374 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 494 503) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-19 17:10:09,374 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2EXIT(lines 494 503) no Hoare annotation was computed. [2021-02-19 17:10:09,374 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2FINAL(lines 494 503) no Hoare annotation was computed. [2021-02-19 17:10:09,374 INFO L189 CegarLoopUtils]: For program point L499(line 499) no Hoare annotation was computed. [2021-02-19 17:10:09,374 INFO L189 CegarLoopUtils]: For program point L514-1(line 514) no Hoare annotation was computed. [2021-02-19 17:10:09,374 INFO L189 CegarLoopUtils]: For program point L512(lines 512 529) no Hoare annotation was computed. [2021-02-19 17:10:09,374 INFO L189 CegarLoopUtils]: For program point L512-1(lines 504 532) no Hoare annotation was computed. [2021-02-19 17:10:09,375 INFO L192 CegarLoopUtils]: At program point L510(line 510) the Hoare annotation is: true [2021-02-19 17:10:09,375 INFO L189 CegarLoopUtils]: For program point L510-1(line 510) no Hoare annotation was computed. [2021-02-19 17:10:09,375 INFO L192 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 504 532) the Hoare annotation is: true [2021-02-19 17:10:09,375 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__3EXIT(lines 504 532) no Hoare annotation was computed. [2021-02-19 17:10:09,375 INFO L185 CegarLoopUtils]: At program point L519(line 519) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2021-02-19 17:10:09,375 INFO L189 CegarLoopUtils]: For program point L517(lines 517 523) no Hoare annotation was computed. [2021-02-19 17:10:09,375 INFO L189 CegarLoopUtils]: For program point L516(lines 516 526) no Hoare annotation was computed. [2021-02-19 17:10:09,375 INFO L192 CegarLoopUtils]: At program point L514(line 514) the Hoare annotation is: true [2021-02-19 17:10:09,376 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 460 482) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,376 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 460 482) no Hoare annotation was computed. [2021-02-19 17:10:09,376 INFO L185 CegarLoopUtils]: At program point L472(line 472) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~2 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,376 INFO L185 CegarLoopUtils]: At program point L472-1(line 472) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~2 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,376 INFO L189 CegarLoopUtils]: For program point L470(lines 470 477) no Hoare annotation was computed. [2021-02-19 17:10:09,376 INFO L189 CegarLoopUtils]: For program point L470-1(lines 470 477) no Hoare annotation was computed. [2021-02-19 17:10:09,377 INFO L189 CegarLoopUtils]: For program point L468(line 468) no Hoare annotation was computed. [2021-02-19 17:10:09,377 INFO L185 CegarLoopUtils]: At program point L467(line 467) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,377 INFO L185 CegarLoopUtils]: At program point L466(line 466) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,377 INFO L185 CegarLoopUtils]: At program point L466-1(line 466) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,377 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 460 482) no Hoare annotation was computed. [2021-02-19 17:10:09,377 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 417 440) no Hoare annotation was computed. [2021-02-19 17:10:09,377 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 417 440) no Hoare annotation was computed. [2021-02-19 17:10:09,378 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 417 440) no Hoare annotation was computed. [2021-02-19 17:10:09,378 INFO L189 CegarLoopUtils]: For program point L435(line 435) no Hoare annotation was computed. [2021-02-19 17:10:09,378 INFO L189 CegarLoopUtils]: For program point L434(line 434) no Hoare annotation was computed. [2021-02-19 17:10:09,378 INFO L189 CegarLoopUtils]: For program point L433(line 433) no Hoare annotation was computed. [2021-02-19 17:10:09,378 INFO L189 CegarLoopUtils]: For program point L432(line 432) no Hoare annotation was computed. [2021-02-19 17:10:09,378 INFO L189 CegarLoopUtils]: For program point L431(line 431) no Hoare annotation was computed. [2021-02-19 17:10:09,378 INFO L189 CegarLoopUtils]: For program point L430(line 430) no Hoare annotation was computed. [2021-02-19 17:10:09,378 INFO L189 CegarLoopUtils]: For program point L429(line 429) no Hoare annotation was computed. [2021-02-19 17:10:09,378 INFO L189 CegarLoopUtils]: For program point L428(line 428) no Hoare annotation was computed. [2021-02-19 17:10:09,379 INFO L189 CegarLoopUtils]: For program point L427(line 427) no Hoare annotation was computed. [2021-02-19 17:10:09,379 INFO L189 CegarLoopUtils]: For program point L426(line 426) no Hoare annotation was computed. [2021-02-19 17:10:09,379 INFO L189 CegarLoopUtils]: For program point L425(line 425) no Hoare annotation was computed. [2021-02-19 17:10:09,379 INFO L189 CegarLoopUtils]: For program point L424(line 424) no Hoare annotation was computed. [2021-02-19 17:10:09,379 INFO L189 CegarLoopUtils]: For program point L423(line 423) no Hoare annotation was computed. [2021-02-19 17:10:09,379 INFO L189 CegarLoopUtils]: For program point L422(line 422) no Hoare annotation was computed. [2021-02-19 17:10:09,379 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 332 340) no Hoare annotation was computed. [2021-02-19 17:10:09,379 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 332 340) the Hoare annotation is: true [2021-02-19 17:10:09,379 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 332 340) no Hoare annotation was computed. [2021-02-19 17:10:09,379 INFO L189 CegarLoopUtils]: For program point L348(lines 348 356) no Hoare annotation was computed. [2021-02-19 17:10:09,380 INFO L189 CegarLoopUtils]: For program point L348-2(lines 348 356) no Hoare annotation was computed. [2021-02-19 17:10:09,380 INFO L189 CegarLoopUtils]: For program point L371(line 371) no Hoare annotation was computed. [2021-02-19 17:10:09,380 INFO L189 CegarLoopUtils]: For program point L371-1(line 371) no Hoare annotation was computed. [2021-02-19 17:10:09,380 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 341 376) no Hoare annotation was computed. [2021-02-19 17:10:09,380 INFO L189 CegarLoopUtils]: For program point L360(lines 360 368) no Hoare annotation was computed. [2021-02-19 17:10:09,380 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 341 376) no Hoare annotation was computed. [2021-02-19 17:10:09,380 INFO L189 CegarLoopUtils]: For program point L360-2(lines 360 368) no Hoare annotation was computed. [2021-02-19 17:10:09,380 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 341 376) no Hoare annotation was computed. [2021-02-19 17:10:09,380 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 142 148) no Hoare annotation was computed. [2021-02-19 17:10:09,381 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 142 148) the Hoare annotation is: true [2021-02-19 17:10:09,381 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 540 585) no Hoare annotation was computed. [2021-02-19 17:10:09,381 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 540 585) no Hoare annotation was computed. [2021-02-19 17:10:09,381 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 540 585) no Hoare annotation was computed. [2021-02-19 17:10:09,381 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 853 898) no Hoare annotation was computed. [2021-02-19 17:10:09,381 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 853 898) no Hoare annotation was computed. [2021-02-19 17:10:09,381 INFO L189 CegarLoopUtils]: For program point L873(lines 873 880) no Hoare annotation was computed. [2021-02-19 17:10:09,381 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 853 898) no Hoare annotation was computed. [2021-02-19 17:10:09,381 INFO L189 CegarLoopUtils]: For program point L867(lines 867 887) no Hoare annotation was computed. [2021-02-19 17:10:09,382 INFO L189 CegarLoopUtils]: For program point L867-1(lines 867 887) no Hoare annotation was computed. [2021-02-19 17:10:09,382 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 449 459) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,382 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 449 459) no Hoare annotation was computed. [2021-02-19 17:10:09,382 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 449 459) no Hoare annotation was computed. [2021-02-19 17:10:09,382 INFO L185 CegarLoopUtils]: At program point L454(line 454) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2021-02-19 17:10:09,382 INFO L192 CegarLoopUtils]: At program point isMethaneAlarmENTRY(lines 321 331) the Hoare annotation is: true [2021-02-19 17:10:09,383 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 321 331) no Hoare annotation was computed. [2021-02-19 17:10:09,383 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 321 331) no Hoare annotation was computed. [2021-02-19 17:10:09,383 INFO L192 CegarLoopUtils]: At program point L326(line 326) the Hoare annotation is: true [2021-02-19 17:10:09,383 INFO L189 CegarLoopUtils]: For program point L326-1(line 326) no Hoare annotation was computed. [2021-02-19 17:10:09,383 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 313 320) the Hoare annotation is: true [2021-02-19 17:10:09,383 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 313 320) no Hoare annotation was computed. [2021-02-19 17:10:09,383 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 313 320) no Hoare annotation was computed. [2021-02-19 17:10:09,383 INFO L189 CegarLoopUtils]: For program point L288(lines 288 296) no Hoare annotation was computed. [2021-02-19 17:10:09,383 INFO L185 CegarLoopUtils]: At program point L286(line 286) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,384 INFO L189 CegarLoopUtils]: For program point L286-1(line 286) no Hoare annotation was computed. [2021-02-19 17:10:09,384 INFO L189 CegarLoopUtils]: For program point L284(lines 284 301) no Hoare annotation was computed. [2021-02-19 17:10:09,384 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 280 304) no Hoare annotation was computed. [2021-02-19 17:10:09,384 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 280 304) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,384 INFO L185 CegarLoopUtils]: At program point L299(line 299) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,384 INFO L189 CegarLoopUtils]: For program point L299-1(lines 280 304) no Hoare annotation was computed. [2021-02-19 17:10:09,384 INFO L185 CegarLoopUtils]: At program point L294(line 294) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,384 INFO L185 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,385 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 272 278) no Hoare annotation was computed. [2021-02-19 17:10:09,385 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 272 278) the Hoare annotation is: true [2021-02-19 17:10:09,385 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 169 234) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,385 INFO L189 CegarLoopUtils]: For program point L217(lines 217 221) no Hoare annotation was computed. [2021-02-19 17:10:09,385 INFO L185 CegarLoopUtils]: At program point L217-2(lines 209 222) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,385 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 169 234) no Hoare annotation was computed. [2021-02-19 17:10:09,385 INFO L189 CegarLoopUtils]: For program point L180(lines 179 226) no Hoare annotation was computed. [2021-02-19 17:10:09,386 INFO L185 CegarLoopUtils]: At program point L211(line 211) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,386 INFO L189 CegarLoopUtils]: For program point L209(lines 209 222) no Hoare annotation was computed. [2021-02-19 17:10:09,386 INFO L185 CegarLoopUtils]: At program point L201(line 201) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,386 INFO L189 CegarLoopUtils]: For program point L199(lines 199 205) no Hoare annotation was computed. [2021-02-19 17:10:09,386 INFO L189 CegarLoopUtils]: For program point L199-1(lines 199 205) no Hoare annotation was computed. [2021-02-19 17:10:09,386 INFO L185 CegarLoopUtils]: At program point L224(lines 179 226) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,386 INFO L185 CegarLoopUtils]: At program point L191(line 191) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,386 INFO L189 CegarLoopUtils]: For program point L189(lines 189 195) no Hoare annotation was computed. [2021-02-19 17:10:09,387 INFO L189 CegarLoopUtils]: For program point L189-1(lines 189 195) no Hoare annotation was computed. [2021-02-19 17:10:09,387 INFO L189 CegarLoopUtils]: For program point L181(lines 181 185) no Hoare annotation was computed. [2021-02-19 17:10:09,387 INFO L185 CegarLoopUtils]: At program point L227(lines 178 228) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,387 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 169 234) no Hoare annotation was computed. [2021-02-19 17:10:09,387 INFO L189 CegarLoopUtils]: For program point L827(lines 827 834) no Hoare annotation was computed. [2021-02-19 17:10:09,387 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 807 852) no Hoare annotation was computed. [2021-02-19 17:10:09,387 INFO L189 CegarLoopUtils]: For program point L821(lines 821 841) no Hoare annotation was computed. [2021-02-19 17:10:09,387 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 807 852) no Hoare annotation was computed. [2021-02-19 17:10:09,387 INFO L189 CegarLoopUtils]: For program point L821-1(lines 821 841) no Hoare annotation was computed. [2021-02-19 17:10:09,387 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 807 852) no Hoare annotation was computed. [2021-02-19 17:10:09,388 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2021-02-19 17:10:09,388 INFO L189 CegarLoopUtils]: For program point L103(lines 103 111) no Hoare annotation was computed. [2021-02-19 17:10:09,388 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2021-02-19 17:10:09,388 INFO L189 CegarLoopUtils]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2021-02-19 17:10:09,388 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2021-02-19 17:10:09,388 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 132 141) no Hoare annotation was computed. [2021-02-19 17:10:09,388 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 132 141) no Hoare annotation was computed. [2021-02-19 17:10:09,388 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 132 141) no Hoare annotation was computed. [2021-02-19 17:10:09,388 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 704 806) no Hoare annotation was computed. [2021-02-19 17:10:09,388 INFO L189 CegarLoopUtils]: For program point L733(lines 733 749) no Hoare annotation was computed. [2021-02-19 17:10:09,389 INFO L189 CegarLoopUtils]: For program point L793(lines 793 800) no Hoare annotation was computed. [2021-02-19 17:10:09,389 INFO L189 CegarLoopUtils]: For program point L754(lines 753 773) no Hoare annotation was computed. [2021-02-19 17:10:09,389 INFO L189 CegarLoopUtils]: For program point L785(line 785) no Hoare annotation was computed. [2021-02-19 17:10:09,389 INFO L189 CegarLoopUtils]: For program point L785-1(line 785) no Hoare annotation was computed. [2021-02-19 17:10:09,389 INFO L189 CegarLoopUtils]: For program point L750(lines 750 791) no Hoare annotation was computed. [2021-02-19 17:10:09,389 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 704 806) no Hoare annotation was computed. [2021-02-19 17:10:09,389 INFO L189 CegarLoopUtils]: For program point L769(line 769) no Hoare annotation was computed. [2021-02-19 17:10:09,389 INFO L189 CegarLoopUtils]: For program point L769-1(line 769) no Hoare annotation was computed. [2021-02-19 17:10:09,389 INFO L189 CegarLoopUtils]: For program point L728(lines 728 732) no Hoare annotation was computed. [2021-02-19 17:10:09,389 INFO L189 CegarLoopUtils]: For program point L792(lines 792 803) no Hoare annotation was computed. [2021-02-19 17:10:09,390 INFO L189 CegarLoopUtils]: For program point L755(lines 755 759) no Hoare annotation was computed. [2021-02-19 17:10:09,390 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 704 806) no Hoare annotation was computed. [2021-02-19 17:10:09,390 INFO L189 CegarLoopUtils]: For program point L753-2(lines 753 773) no Hoare annotation was computed. [2021-02-19 17:10:09,390 INFO L189 CegarLoopUtils]: For program point L774(lines 752 775) no Hoare annotation was computed. [2021-02-19 17:10:09,390 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:10:09,391 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~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~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:10:09,391 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:10:09,391 INFO L189 CegarLoopUtils]: For program point activatePumpFINAL(lines 305 312) no Hoare annotation was computed. [2021-02-19 17:10:09,391 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 305 312) no Hoare annotation was computed. [2021-02-19 17:10:09,391 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 305 312) no Hoare annotation was computed. [2021-02-19 17:10:09,391 INFO L192 CegarLoopUtils]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2021-02-19 17:10:09,391 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2021-02-19 17:10:09,391 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2021-02-19 17:10:09,391 INFO L189 CegarLoopUtils]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2021-02-19 17:10:09,392 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:10:09,392 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2021-02-19 17:10:09,392 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:10:09,392 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:10:09,392 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:10:09,392 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2021-02-19 17:10:09,392 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2021-02-19 17:10:09,392 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2021-02-19 17:10:09,393 INFO L185 CegarLoopUtils]: At program point L254(line 254) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,393 INFO L189 CegarLoopUtils]: For program point L252(lines 248 270) no Hoare annotation was computed. [2021-02-19 17:10:09,393 INFO L189 CegarLoopUtils]: For program point L250(lines 248 270) no Hoare annotation was computed. [2021-02-19 17:10:09,393 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 245 271) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:10:09,393 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 245 271) no Hoare annotation was computed. [2021-02-19 17:10:09,393 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 245 271) no Hoare annotation was computed. [2021-02-19 17:10:09,393 INFO L185 CegarLoopUtils]: At program point L261(line 261) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-02-19 17:10:09,394 INFO L185 CegarLoopUtils]: At program point L259(lines 259 265) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-02-19 17:10:09,394 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 387 416) no Hoare annotation was computed. [2021-02-19 17:10:09,394 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 387 416) the Hoare annotation is: true [2021-02-19 17:10:09,394 INFO L192 CegarLoopUtils]: At program point L412(lines 387 416) the Hoare annotation is: true [2021-02-19 17:10:09,394 INFO L189 CegarLoopUtils]: For program point L408(line 408) no Hoare annotation was computed. [2021-02-19 17:10:09,394 INFO L189 CegarLoopUtils]: For program point L401(lines 401 405) no Hoare annotation was computed. [2021-02-19 17:10:09,394 INFO L192 CegarLoopUtils]: At program point L401-1(lines 401 405) the Hoare annotation is: true [2021-02-19 17:10:09,394 INFO L189 CegarLoopUtils]: For program point L398(line 398) no Hoare annotation was computed. [2021-02-19 17:10:09,394 INFO L192 CegarLoopUtils]: At program point L397-2(lines 397 411) the Hoare annotation is: true [2021-02-19 17:10:09,395 INFO L192 CegarLoopUtils]: At program point L393(line 393) the Hoare annotation is: true [2021-02-19 17:10:09,395 INFO L189 CegarLoopUtils]: For program point L393-1(line 393) no Hoare annotation was computed. [2021-02-19 17:10:09,395 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2021-02-19 17:10:09,395 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2021-02-19 17:10:09,395 INFO L189 CegarLoopUtils]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2021-02-19 17:10:09,395 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 441 447) no Hoare annotation was computed. [2021-02-19 17:10:09,395 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 441 447) the Hoare annotation is: true [2021-02-19 17:10:09,395 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:10:09,395 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-02-19 17:10:09,396 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:10:09,396 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:10:09,396 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 377 384) no Hoare annotation was computed. [2021-02-19 17:10:09,396 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 377 384) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2021-02-19 17:10:09,396 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 377 384) no Hoare annotation was computed. [2021-02-19 17:10:09,396 INFO L189 CegarLoopUtils]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2021-02-19 17:10:09,396 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2021-02-19 17:10:09,396 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:10:09,396 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 900 907) no Hoare annotation was computed. [2021-02-19 17:10:09,397 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 904) no Hoare annotation was computed. [2021-02-19 17:10:09,397 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 900 907) the Hoare annotation is: true [2021-02-19 17:10:09,397 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 900 907) no Hoare annotation was computed. [2021-02-19 17:10:09,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:10:09 BoogieIcfgContainer [2021-02-19 17:10:09,415 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:10:09,417 INFO L168 Benchmark]: Toolchain (without parser) took 20191.00 ms. Allocated memory was 167.8 MB in the beginning and 431.0 MB in the end (delta: 263.2 MB). Free memory was 141.6 MB in the beginning and 228.2 MB in the end (delta: -86.6 MB). Peak memory consumption was 257.5 MB. Max. memory is 8.0 GB. [2021-02-19 17:10:09,418 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 167.8 MB. Free memory is still 140.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:10:09,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 525.41 ms. Allocated memory is still 167.8 MB. Free memory was 140.4 MB in the beginning and 120.3 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:10:09,419 INFO L168 Benchmark]: Boogie Preprocessor took 114.16 ms. Allocated memory is still 167.8 MB. Free memory was 120.3 MB in the beginning and 116.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:10:09,420 INFO L168 Benchmark]: RCFGBuilder took 1244.85 ms. Allocated memory is still 167.8 MB. Free memory was 116.3 MB in the beginning and 65.1 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:10:09,421 INFO L168 Benchmark]: TraceAbstraction took 18284.10 ms. Allocated memory was 167.8 MB in the beginning and 431.0 MB in the end (delta: 263.2 MB). Free memory was 64.5 MB in the beginning and 228.2 MB in the end (delta: -163.7 MB). Peak memory consumption was 180.3 MB. Max. memory is 8.0 GB. [2021-02-19 17:10:09,423 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 167.8 MB. Free memory is still 140.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 525.41 ms. Allocated memory is still 167.8 MB. Free memory was 140.4 MB in the beginning and 120.3 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 114.16 ms. Allocated memory is still 167.8 MB. Free memory was 120.3 MB in the beginning and 116.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1244.85 ms. Allocated memory is still 167.8 MB. Free memory was 116.3 MB in the beginning and 65.1 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 18284.10 ms. Allocated memory was 167.8 MB in the beginning and 431.0 MB in the end (delta: 263.2 MB). Free memory was 64.5 MB in the beginning and 228.2 MB in the end (delta: -163.7 MB). Peak memory consumption was 180.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 904]: 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: 397]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.8s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 383 SDtfs, 526 SDslu, 258 SDs, 0 SdLazy, 1095 SolverSat, 364 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 90 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred 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: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 82 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 188 PreInvPairs, 208 NumberOfFragments, 732 HoareAnnotationTreeSize, 188 FomulaSimplifications, 11486 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 54 FomulaSimplificationsInter, 5439 FormulaSimplificationTreeSizeReductionInter, 4.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 79897 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...