/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 16:59:49,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 16:59:49,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 16:59:49,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 16:59:49,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 16:59:49,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 16:59:49,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 16:59:49,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 16:59:49,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 16:59:49,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 16:59:49,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 16:59:49,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 16:59:49,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 16:59:49,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 16:59:49,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 16:59:49,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 16:59:49,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 16:59:49,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 16:59:49,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 16:59:49,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 16:59:49,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 16:59:49,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 16:59:49,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 16:59:49,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 16:59:49,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 16:59:49,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 16:59:49,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 16:59:49,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 16:59:49,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 16:59:49,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 16:59:49,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 16:59:49,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 16:59:49,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 16:59:49,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 16:59:49,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 16:59:49,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 16:59:49,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 16:59:49,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 16:59:49,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 16:59:49,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 16:59:49,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 16:59:49,125 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 16:59:49,189 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 16:59:49,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 16:59:49,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 16:59:49,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 16:59:49,192 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 16:59:49,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 16:59:49,193 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 16:59:49,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 16:59:49,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 16:59:49,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 16:59:49,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 16:59:49,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 16:59:49,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 16:59:49,196 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 16:59:49,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 16:59:49,197 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 16:59:49,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 16:59:49,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 16:59:49,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 16:59:49,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 16:59:49,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 16:59:49,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 16:59:49,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 16:59:49,199 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 16:59:49,199 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 16:59:49,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 16:59:49,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 16:59:49,200 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 16:59:49,200 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 16:59:49,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 16:59:49,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 16:59:49,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 16:59:49,678 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 16:59:49,679 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 16:59:49,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c [2021-02-19 16:59:49,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/accb37e30/8a73c1f3caac4c4e9f7760425532e4ab/FLAG17993324f [2021-02-19 16:59:50,534 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 16:59:50,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c [2021-02-19 16:59:50,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/accb37e30/8a73c1f3caac4c4e9f7760425532e4ab/FLAG17993324f [2021-02-19 16:59:50,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/accb37e30/8a73c1f3caac4c4e9f7760425532e4ab [2021-02-19 16:59:50,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 16:59:50,813 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 16:59:50,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 16:59:50,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 16:59:50,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 16:59:50,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 04:59:50" (1/1) ... [2021-02-19 16:59:50,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5693a492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:50, skipping insertion in model container [2021-02-19 16:59:50,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 04:59:50" (1/1) ... [2021-02-19 16:59:50,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 16:59:50,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 16:59:51,054 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_spec2_product10.cil.c[1281,1294] [2021-02-19 16:59:51,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 16:59:51,279 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 16:59:51,299 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_spec2_product10.cil.c[1281,1294] [2021-02-19 16:59:51,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 16:59:51,405 INFO L208 MainTranslator]: Completed translation [2021-02-19 16:59:51,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:51 WrapperNode [2021-02-19 16:59:51,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 16:59:51,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 16:59:51,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 16:59:51,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 16:59:51,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:51" (1/1) ... [2021-02-19 16:59:51,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:51" (1/1) ... [2021-02-19 16:59:51,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:51" (1/1) ... [2021-02-19 16:59:51,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:51" (1/1) ... [2021-02-19 16:59:51,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:51" (1/1) ... [2021-02-19 16:59:51,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:51" (1/1) ... [2021-02-19 16:59:51,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:51" (1/1) ... [2021-02-19 16:59:51,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 16:59:51,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 16:59:51,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 16:59:51,586 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 16:59:51,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:51" (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 16:59:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 16:59:51,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 16:59:51,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 16:59:51,733 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 16:59:51,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 16:59:51,733 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 16:59:51,733 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 16:59:51,734 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 16:59:51,735 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 16:59:51,735 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 16:59:51,736 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 16:59:51,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 16:59:51,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 16:59:51,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 16:59:51,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 16:59:51,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 16:59:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 16:59:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 16:59:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 16:59:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 16:59:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 16:59:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 16:59:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 16:59:51,740 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 16:59:51,740 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2021-02-19 16:59:51,740 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 16:59:51,740 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 16:59:51,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 16:59:51,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 16:59:51,741 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 16:59:51,741 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-19 16:59:51,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-19 16:59:51,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-19 16:59:51,741 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 16:59:51,742 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 16:59:51,742 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 16:59:51,742 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 16:59:51,742 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 16:59:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 16:59:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 16:59:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 16:59:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 16:59:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 16:59:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 16:59:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 16:59:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 16:59:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 16:59:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 16:59:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 16:59:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 16:59:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 16:59:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 16:59:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 16:59:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 16:59:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 16:59:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 16:59:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 16:59:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 16:59:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 16:59:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 16:59:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 16:59:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 16:59:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 16:59:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 16:59:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 16:59:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 16:59:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 16:59:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 16:59:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 16:59:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 16:59:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-19 16:59:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 16:59:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 16:59:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 16:59:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 16:59:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 16:59:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 16:59:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 16:59:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-19 16:59:51,751 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 16:59:51,751 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2021-02-19 16:59:51,751 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 16:59:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-19 16:59:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 16:59:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 16:59:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 16:59:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 16:59:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 16:59:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 16:59:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 16:59:53,144 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 16:59:53,144 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 16:59:53,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 04:59:53 BoogieIcfgContainer [2021-02-19 16:59:53,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 16:59:53,165 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 16:59:53,165 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 16:59:53,169 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 16:59:53,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 04:59:50" (1/3) ... [2021-02-19 16:59:53,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eb0b79a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 04:59:53, skipping insertion in model container [2021-02-19 16:59:53,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:51" (2/3) ... [2021-02-19 16:59:53,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eb0b79a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 04:59:53, skipping insertion in model container [2021-02-19 16:59:53,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 04:59:53" (3/3) ... [2021-02-19 16:59:53,172 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product10.cil.c [2021-02-19 16:59:53,180 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 16:59:53,185 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 16:59:53,204 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 16:59:53,234 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 16:59:53,234 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 16:59:53,234 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 16:59:53,234 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 16:59:53,235 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 16:59:53,235 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 16:59:53,235 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 16:59:53,235 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 16:59:53,257 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2021-02-19 16:59:53,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-02-19 16:59:53,266 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:59:53,267 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 16:59:53,268 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:59:53,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:59:53,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1906370276, now seen corresponding path program 1 times [2021-02-19 16:59:53,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:59:53,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792194297] [2021-02-19 16:59:53,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:59:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:53,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:53,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:53,740 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:53,740 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:54,420 WARN L202 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:59:54,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:59:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:54,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:54,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:54,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:59:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:54,506 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:54,508 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:54,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:59:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:54,517 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:54,518 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:54,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:59:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:54,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:54,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:54,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:59:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:54,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:54,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:54,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 16:59:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:54,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:54,565 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:54,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-19 16:59:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:54,575 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:54,576 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:54,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 16:59:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:54,581 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:54,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:54,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 16:59:54,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792194297] [2021-02-19 16:59:54,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:59:54,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 16:59:54,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028091468] [2021-02-19 16:59:54,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 16:59:54,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:59:54,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 16:59:54,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 16:59:54,621 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 4 states. [2021-02-19 16:59:56,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:59:56,025 INFO L93 Difference]: Finished difference Result 208 states and 279 transitions. [2021-02-19 16:59:56,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 16:59:56,027 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2021-02-19 16:59:56,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:59:56,039 INFO L225 Difference]: With dead ends: 208 [2021-02-19 16:59:56,039 INFO L226 Difference]: Without dead ends: 119 [2021-02-19 16:59:56,043 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 16:59:56,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-02-19 16:59:56,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 90. [2021-02-19 16:59:56,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2021-02-19 16:59:56,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2021-02-19 16:59:56,124 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 51 [2021-02-19 16:59:56,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:59:56,125 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2021-02-19 16:59:56,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 16:59:56,125 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2021-02-19 16:59:56,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-02-19 16:59:56,128 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:59:56,128 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 16:59:56,129 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 16:59:56,129 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:59:56,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:59:56,130 INFO L82 PathProgramCache]: Analyzing trace with hash 294923476, now seen corresponding path program 1 times [2021-02-19 16:59:56,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:59:56,130 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773559633] [2021-02-19 16:59:56,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:59:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:56,208 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:56,209 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:56,227 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:56,227 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:56,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:56,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:56,543 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:59:56,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:59:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:56,569 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:56,570 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:56,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:59:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:56,573 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:56,573 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:56,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:59:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:56,576 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:56,577 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:56,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:59:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:56,581 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:56,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:56,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:59:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:56,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:56,585 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:56,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 16:59:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:56,596 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:56,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:56,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 16:59:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:56,600 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:56,600 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:56,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 16:59:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:56,603 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:56,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:56,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 16:59:56,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773559633] [2021-02-19 16:59:56,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:59:56,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 16:59:56,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161033339] [2021-02-19 16:59:56,614 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 16:59:56,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:59:56,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 16:59:56,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 16:59:56,616 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 5 states. [2021-02-19 16:59:57,281 WARN L202 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 16:59:57,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:59:57,924 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2021-02-19 16:59:57,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 16:59:57,925 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-02-19 16:59:57,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:59:57,928 INFO L225 Difference]: With dead ends: 149 [2021-02-19 16:59:57,928 INFO L226 Difference]: Without dead ends: 109 [2021-02-19 16:59:57,929 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-19 16:59:57,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-02-19 16:59:57,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2021-02-19 16:59:57,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2021-02-19 16:59:57,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2021-02-19 16:59:57,968 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 52 [2021-02-19 16:59:57,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:59:57,968 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2021-02-19 16:59:57,969 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 16:59:57,969 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2021-02-19 16:59:57,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-02-19 16:59:57,971 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:59:57,971 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 16:59:57,971 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 16:59:57,971 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:59:57,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:59:57,972 INFO L82 PathProgramCache]: Analyzing trace with hash 756668814, now seen corresponding path program 1 times [2021-02-19 16:59:57,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:59:57,973 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894500351] [2021-02-19 16:59:57,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:59:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:58,052 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,053 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:58,056 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,057 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:58,057 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,058 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:58,062 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,063 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:58,068 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,069 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 16:59:58,075 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,076 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 16:59:58,077 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,077 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 16:59:58,078 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,079 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:58,446 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:59:58,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:59:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:58,481 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,482 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 16:59:58,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:59:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:58,488 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,489 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:58,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:59:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:58,492 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,492 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:58,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:59:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:58,510 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-19 16:59:58,511 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-19 16:59:58,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:59:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:58,530 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:58,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 16:59:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:58,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:58,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 16:59:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:58,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:58,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-02-19 16:59:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:58,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:58,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:58,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 16:59:58,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894500351] [2021-02-19 16:59:58,563 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:59:58,563 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 16:59:58,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176203566] [2021-02-19 16:59:58,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 16:59:58,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:59:58,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 16:59:58,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 16:59:58,565 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 9 states. [2021-02-19 16:59:59,067 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 16:59:59,506 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 16:59:59,890 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:00,255 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:01,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:01,222 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2021-02-19 17:00:01,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 17:00:01,223 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2021-02-19 17:00:01,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:01,226 INFO L225 Difference]: With dead ends: 162 [2021-02-19 17:00:01,226 INFO L226 Difference]: Without dead ends: 109 [2021-02-19 17:00:01,227 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-02-19 17:00:01,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-02-19 17:00:01,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2021-02-19 17:00:01,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2021-02-19 17:00:01,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 91 transitions. [2021-02-19 17:00:01,260 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 91 transitions. Word has length 57 [2021-02-19 17:00:01,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:01,261 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 91 transitions. [2021-02-19 17:00:01,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:01,261 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2021-02-19 17:00:01,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-02-19 17:00:01,263 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:01,263 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:01,264 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:00:01,264 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:01,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:01,264 INFO L82 PathProgramCache]: Analyzing trace with hash -120773079, now seen corresponding path program 1 times [2021-02-19 17:00:01,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:01,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889024120] [2021-02-19 17:00:01,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:01,330 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,330 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:01,334 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,334 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:01,335 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,335 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:01,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,336 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:01,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,338 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:01,345 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,346 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:01,351 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,352 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:01,694 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:01,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:01,759 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:01,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:01,765 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,765 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:01,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:01,769 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,769 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:01,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:01,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,775 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:01,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:01,777 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,778 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:01,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:01,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:01,790 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,791 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:01,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-02-19 17:00:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:01,794 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,794 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:01,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-02-19 17:00:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:01,798 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,799 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:01,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-19 17:00:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:01,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:01,812 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:01,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:01,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889024120] [2021-02-19 17:00:01,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:01,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-19 17:00:01,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350040211] [2021-02-19 17:00:01,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-19 17:00:01,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:01,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-19 17:00:01,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-19 17:00:01,826 INFO L87 Difference]: Start difference. First operand 81 states and 91 transitions. Second operand 8 states. [2021-02-19 17:00:02,393 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:03,476 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:03,908 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:04,282 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:04,671 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:05,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:05,252 INFO L93 Difference]: Finished difference Result 219 states and 281 transitions. [2021-02-19 17:00:05,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 17:00:05,253 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2021-02-19 17:00:05,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:05,256 INFO L225 Difference]: With dead ends: 219 [2021-02-19 17:00:05,256 INFO L226 Difference]: Without dead ends: 166 [2021-02-19 17:00:05,257 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2021-02-19 17:00:05,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2021-02-19 17:00:05,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 124. [2021-02-19 17:00:05,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2021-02-19 17:00:05,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 142 transitions. [2021-02-19 17:00:05,297 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 142 transitions. Word has length 60 [2021-02-19 17:00:05,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:05,298 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 142 transitions. [2021-02-19 17:00:05,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-19 17:00:05,298 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 142 transitions. [2021-02-19 17:00:05,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-02-19 17:00:05,300 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:05,300 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:05,300 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:00:05,300 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:05,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:05,301 INFO L82 PathProgramCache]: Analyzing trace with hash -247246331, now seen corresponding path program 1 times [2021-02-19 17:00:05,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:05,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476665980] [2021-02-19 17:00:05,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:05,363 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,363 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:05,367 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:05,371 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,371 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:05,377 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,377 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:05,778 WARN L202 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:05,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:05,845 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,847 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:05,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:05,851 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,854 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:05,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:05,858 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,858 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:05,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:05,863 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,864 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:05,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:05,868 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,869 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:05,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:05,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,886 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:05,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-19 17:00:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:05,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:05,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-19 17:00:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:05,919 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,919 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:05,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-02-19 17:00:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:05,924 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,925 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:05,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-02-19 17:00:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:05,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:05,936 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:05,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476665980] [2021-02-19 17:00:05,962 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:05,963 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:05,963 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081190983] [2021-02-19 17:00:05,965 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:05,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:05,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:05,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:05,966 INFO L87 Difference]: Start difference. First operand 124 states and 142 transitions. Second operand 9 states. [2021-02-19 17:00:06,550 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:07,596 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:08,009 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:08,377 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:08,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:08,700 INFO L93 Difference]: Finished difference Result 253 states and 322 transitions. [2021-02-19 17:00:08,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-19 17:00:08,702 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-02-19 17:00:08,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:08,704 INFO L225 Difference]: With dead ends: 253 [2021-02-19 17:00:08,704 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:00:08,707 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2021-02-19 17:00:08,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:00:08,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:00:08,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:00:08,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:00:08,708 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2021-02-19 17:00:08,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:08,708 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:00:08,708 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:08,708 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:00:08,708 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:00:08,709 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-19 17:00:08,711 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:00:09,026 WARN L202 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 216 [2021-02-19 17:00:09,981 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 216 [2021-02-19 17:00:11,334 WARN L202 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2021-02-19 17:00:11,632 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:11,910 WARN L202 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:12,246 WARN L202 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2021-02-19 17:00:12,469 WARN L202 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2021-02-19 17:00:12,751 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2021-02-19 17:00:13,016 WARN L202 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2021-02-19 17:00:13,304 WARN L202 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2021-02-19 17:00:13,577 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2021-02-19 17:00:14,097 WARN L202 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 16 [2021-02-19 17:00:14,600 WARN L202 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2021-02-19 17:00:14,702 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 17 [2021-02-19 17:00:15,026 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:15,263 WARN L202 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-19 17:00:15,803 WARN L202 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:16,304 WARN L202 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 16 [2021-02-19 17:00:16,846 WARN L202 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 12 [2021-02-19 17:00:17,123 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-19 17:00:17,599 WARN L202 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 16 [2021-02-19 17:00:17,970 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2021-02-19 17:00:18,476 WARN L202 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:18,987 WARN L202 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:19,016 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:00:19,016 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:00:19,017 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:00:19,017 INFO L189 CegarLoopUtils]: For program point L220(lines 220 224) no Hoare annotation was computed. [2021-02-19 17:00:19,017 INFO L189 CegarLoopUtils]: For program point L220-1(lines 220 224) no Hoare annotation was computed. [2021-02-19 17:00:19,017 INFO L189 CegarLoopUtils]: For program point L215(line 215) no Hoare annotation was computed. [2021-02-19 17:00:19,017 INFO L189 CegarLoopUtils]: For program point L214-2(lines 214 235) no Hoare annotation was computed. [2021-02-19 17:00:19,017 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 189 244) no Hoare annotation was computed. [2021-02-19 17:00:19,017 INFO L189 CegarLoopUtils]: For program point L236(lines 213 237) no Hoare annotation was computed. [2021-02-19 17:00:19,018 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 189 244) no Hoare annotation was computed. [2021-02-19 17:00:19,018 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 189 244) no Hoare annotation was computed. [2021-02-19 17:00:19,018 INFO L189 CegarLoopUtils]: For program point L290-1(line 290) no Hoare annotation was computed. [2021-02-19 17:00:19,018 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 245 304) no Hoare annotation was computed. [2021-02-19 17:00:19,018 INFO L189 CegarLoopUtils]: For program point L277(lines 277 281) no Hoare annotation was computed. [2021-02-19 17:00:19,019 INFO L189 CegarLoopUtils]: For program point L277-1(lines 277 281) no Hoare annotation was computed. [2021-02-19 17:00:19,019 INFO L189 CegarLoopUtils]: For program point L272(line 272) no Hoare annotation was computed. [2021-02-19 17:00:19,019 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 245 304) no Hoare annotation was computed. [2021-02-19 17:00:19,019 INFO L189 CegarLoopUtils]: For program point L271-2(lines 271 296) no Hoare annotation was computed. [2021-02-19 17:00:19,019 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 245 304) no Hoare annotation was computed. [2021-02-19 17:00:19,019 INFO L189 CegarLoopUtils]: For program point L297(lines 270 298) no Hoare annotation was computed. [2021-02-19 17:00:19,019 INFO L189 CegarLoopUtils]: For program point L290(line 290) no Hoare annotation was computed. [2021-02-19 17:00:19,020 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 524 530) the Hoare annotation is: true [2021-02-19 17:00:19,020 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 524 530) no Hoare annotation was computed. [2021-02-19 17:00:19,020 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 531 539) no Hoare annotation was computed. [2021-02-19 17:00:19,020 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 531 539) the Hoare annotation is: true [2021-02-19 17:00:19,020 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 531 539) no Hoare annotation was computed. [2021-02-19 17:00:19,020 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 861 883) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,021 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 861 883) no Hoare annotation was computed. [2021-02-19 17:00:19,021 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 861 883) no Hoare annotation was computed. [2021-02-19 17:00:19,021 INFO L185 CegarLoopUtils]: At program point L873(line 873) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,021 INFO L185 CegarLoopUtils]: At program point L873-1(line 873) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,021 INFO L189 CegarLoopUtils]: For program point L871(lines 871 878) no Hoare annotation was computed. [2021-02-19 17:00:19,021 INFO L189 CegarLoopUtils]: For program point L871-1(lines 871 878) no Hoare annotation was computed. [2021-02-19 17:00:19,022 INFO L189 CegarLoopUtils]: For program point L869(line 869) no Hoare annotation was computed. [2021-02-19 17:00:19,022 INFO L185 CegarLoopUtils]: At program point L868(line 868) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,022 INFO L185 CegarLoopUtils]: At program point L867(line 867) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,022 INFO L185 CegarLoopUtils]: At program point L867-1(line 867) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,022 INFO L189 CegarLoopUtils]: For program point L833(line 833) no Hoare annotation was computed. [2021-02-19 17:00:19,023 INFO L189 CegarLoopUtils]: For program point L832(line 832) no Hoare annotation was computed. [2021-02-19 17:00:19,023 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 819 842) no Hoare annotation was computed. [2021-02-19 17:00:19,023 INFO L189 CegarLoopUtils]: For program point L831(line 831) no Hoare annotation was computed. [2021-02-19 17:00:19,023 INFO L189 CegarLoopUtils]: For program point L830(line 830) no Hoare annotation was computed. [2021-02-19 17:00:19,023 INFO L189 CegarLoopUtils]: For program point L829(line 829) no Hoare annotation was computed. [2021-02-19 17:00:19,023 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 819 842) no Hoare annotation was computed. [2021-02-19 17:00:19,023 INFO L189 CegarLoopUtils]: For program point L828(line 828) no Hoare annotation was computed. [2021-02-19 17:00:19,023 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 819 842) no Hoare annotation was computed. [2021-02-19 17:00:19,024 INFO L189 CegarLoopUtils]: For program point L827(line 827) no Hoare annotation was computed. [2021-02-19 17:00:19,024 INFO L189 CegarLoopUtils]: For program point L826(line 826) no Hoare annotation was computed. [2021-02-19 17:00:19,024 INFO L189 CegarLoopUtils]: For program point L825(line 825) no Hoare annotation was computed. [2021-02-19 17:00:19,024 INFO L189 CegarLoopUtils]: For program point L824(line 824) no Hoare annotation was computed. [2021-02-19 17:00:19,024 INFO L189 CegarLoopUtils]: For program point L837(line 837) no Hoare annotation was computed. [2021-02-19 17:00:19,024 INFO L189 CegarLoopUtils]: For program point L836(line 836) no Hoare annotation was computed. [2021-02-19 17:00:19,024 INFO L189 CegarLoopUtils]: For program point L835(line 835) no Hoare annotation was computed. [2021-02-19 17:00:19,024 INFO L189 CegarLoopUtils]: For program point L834(line 834) no Hoare annotation was computed. [2021-02-19 17:00:19,024 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__baseEXIT(lines 650 657) no Hoare annotation was computed. [2021-02-19 17:00:19,024 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__baseENTRY(lines 650 657) no Hoare annotation was computed. [2021-02-19 17:00:19,025 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__baseFINAL(lines 650 657) no Hoare annotation was computed. [2021-02-19 17:00:19,025 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 695 703) no Hoare annotation was computed. [2021-02-19 17:00:19,025 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 695 703) the Hoare annotation is: true [2021-02-19 17:00:19,025 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 695 703) no Hoare annotation was computed. [2021-02-19 17:00:19,025 INFO L189 CegarLoopUtils]: For program point L734(line 734) no Hoare annotation was computed. [2021-02-19 17:00:19,025 INFO L189 CegarLoopUtils]: For program point L734-1(line 734) no Hoare annotation was computed. [2021-02-19 17:00:19,025 INFO L189 CegarLoopUtils]: For program point L723(lines 723 731) no Hoare annotation was computed. [2021-02-19 17:00:19,025 INFO L189 CegarLoopUtils]: For program point L723-2(lines 723 731) no Hoare annotation was computed. [2021-02-19 17:00:19,025 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 704 739) no Hoare annotation was computed. [2021-02-19 17:00:19,026 INFO L189 CegarLoopUtils]: For program point L711(lines 711 719) no Hoare annotation was computed. [2021-02-19 17:00:19,026 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 704 739) no Hoare annotation was computed. [2021-02-19 17:00:19,026 INFO L189 CegarLoopUtils]: For program point L711-2(lines 711 719) no Hoare annotation was computed. [2021-02-19 17:00:19,026 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 704 739) no Hoare annotation was computed. [2021-02-19 17:00:19,026 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 517 523) no Hoare annotation was computed. [2021-02-19 17:00:19,026 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 517 523) the Hoare annotation is: true [2021-02-19 17:00:19,026 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 143 188) no Hoare annotation was computed. [2021-02-19 17:00:19,026 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 143 188) no Hoare annotation was computed. [2021-02-19 17:00:19,026 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 143 188) no Hoare annotation was computed. [2021-02-19 17:00:19,026 INFO L189 CegarLoopUtils]: For program point L476(lines 476 483) no Hoare annotation was computed. [2021-02-19 17:00:19,027 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 456 501) no Hoare annotation was computed. [2021-02-19 17:00:19,027 INFO L189 CegarLoopUtils]: For program point L470(lines 470 490) no Hoare annotation was computed. [2021-02-19 17:00:19,027 INFO L189 CegarLoopUtils]: For program point L470-1(lines 470 490) no Hoare annotation was computed. [2021-02-19 17:00:19,027 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 456 501) no Hoare annotation was computed. [2021-02-19 17:00:19,027 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 456 501) no Hoare annotation was computed. [2021-02-19 17:00:19,027 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 850 860) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,027 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 850 860) no Hoare annotation was computed. [2021-02-19 17:00:19,027 INFO L185 CegarLoopUtils]: At program point L855(line 855) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,027 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 850 860) no Hoare annotation was computed. [2021-02-19 17:00:19,027 INFO L189 CegarLoopUtils]: For program point L689(line 689) no Hoare annotation was computed. [2021-02-19 17:00:19,028 INFO L189 CegarLoopUtils]: For program point L689-1(line 689) no Hoare annotation was computed. [2021-02-19 17:00:19,028 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmENTRY(lines 684 694) no Hoare annotation was computed. [2021-02-19 17:00:19,028 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 684 694) no Hoare annotation was computed. [2021-02-19 17:00:19,028 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 684 694) no Hoare annotation was computed. [2021-02-19 17:00:19,028 INFO L189 CegarLoopUtils]: For program point deactivatePumpENTRY(lines 676 683) no Hoare annotation was computed. [2021-02-19 17:00:19,028 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 676 683) no Hoare annotation was computed. [2021-02-19 17:00:19,028 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 676 683) no Hoare annotation was computed. [2021-02-19 17:00:19,028 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 643 649) no Hoare annotation was computed. [2021-02-19 17:00:19,028 INFO L192 CegarLoopUtils]: At program point processEnvironmentFINAL(lines 643 649) the Hoare annotation is: true [2021-02-19 17:00:19,028 INFO L185 CegarLoopUtils]: At program point L576(line 576) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,029 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 544 609) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,029 INFO L189 CegarLoopUtils]: For program point L574(lines 574 580) no Hoare annotation was computed. [2021-02-19 17:00:19,029 INFO L189 CegarLoopUtils]: For program point L574-1(lines 574 580) no Hoare annotation was computed. [2021-02-19 17:00:19,029 INFO L185 CegarLoopUtils]: At program point L599(lines 554 601) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,029 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 544 609) no Hoare annotation was computed. [2021-02-19 17:00:19,029 INFO L185 CegarLoopUtils]: At program point L566(line 566) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,029 INFO L189 CegarLoopUtils]: For program point L564(lines 564 570) no Hoare annotation was computed. [2021-02-19 17:00:19,029 INFO L189 CegarLoopUtils]: For program point L564-1(lines 564 570) no Hoare annotation was computed. [2021-02-19 17:00:19,029 INFO L189 CegarLoopUtils]: For program point L556(lines 556 560) no Hoare annotation was computed. [2021-02-19 17:00:19,030 INFO L185 CegarLoopUtils]: At program point L602(lines 553 603) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,030 INFO L189 CegarLoopUtils]: For program point L592(lines 592 596) no Hoare annotation was computed. [2021-02-19 17:00:19,030 INFO L185 CegarLoopUtils]: At program point L592-2(lines 584 597) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,030 INFO L189 CegarLoopUtils]: For program point L555(lines 554 601) no Hoare annotation was computed. [2021-02-19 17:00:19,030 INFO L185 CegarLoopUtils]: At program point L586(line 586) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:19,030 INFO L189 CegarLoopUtils]: For program point L584(lines 584 597) no Hoare annotation was computed. [2021-02-19 17:00:19,030 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 544 609) no Hoare annotation was computed. [2021-02-19 17:00:19,031 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 410 455) no Hoare annotation was computed. [2021-02-19 17:00:19,031 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 410 455) no Hoare annotation was computed. [2021-02-19 17:00:19,031 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 410 455) no Hoare annotation was computed. [2021-02-19 17:00:19,031 INFO L189 CegarLoopUtils]: For program point L430(lines 430 437) no Hoare annotation was computed. [2021-02-19 17:00:19,031 INFO L189 CegarLoopUtils]: For program point L424(lines 424 444) no Hoare annotation was computed. [2021-02-19 17:00:19,031 INFO L189 CegarLoopUtils]: For program point L424-1(lines 424 444) no Hoare annotation was computed. [2021-02-19 17:00:19,031 INFO L185 CegarLoopUtils]: At program point L768(line 768) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) [2021-02-19 17:00:19,031 INFO L189 CegarLoopUtils]: For program point L768-1(line 768) no Hoare annotation was computed. [2021-02-19 17:00:19,031 INFO L189 CegarLoopUtils]: For program point L766(lines 766 783) no Hoare annotation was computed. [2021-02-19 17:00:19,031 INFO L189 CegarLoopUtils]: For program point L766-1(lines 758 786) no Hoare annotation was computed. [2021-02-19 17:00:19,032 INFO L185 CegarLoopUtils]: At program point L764(line 764) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:19,032 INFO L189 CegarLoopUtils]: For program point L764-1(line 764) no Hoare annotation was computed. [2021-02-19 17:00:19,032 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 758 786) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:19,032 INFO L185 CegarLoopUtils]: At program point L773(line 773) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:19,032 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__2EXIT(lines 758 786) no Hoare annotation was computed. [2021-02-19 17:00:19,032 INFO L189 CegarLoopUtils]: For program point L771(lines 771 777) no Hoare annotation was computed. [2021-02-19 17:00:19,032 INFO L189 CegarLoopUtils]: For program point L770(lines 770 780) no Hoare annotation was computed. [2021-02-19 17:00:19,032 INFO L189 CegarLoopUtils]: For program point L112(lines 112 120) no Hoare annotation was computed. [2021-02-19 17:00:19,033 INFO L189 CegarLoopUtils]: For program point L112-2(lines 112 120) no Hoare annotation was computed. [2021-02-19 17:00:19,033 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 104 126) no Hoare annotation was computed. [2021-02-19 17:00:19,033 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 104 126) no Hoare annotation was computed. [2021-02-19 17:00:19,033 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 104 126) no Hoare annotation was computed. [2021-02-19 17:00:19,033 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 750 757) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:19,033 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1FINAL(lines 750 757) no Hoare annotation was computed. [2021-02-19 17:00:19,033 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1EXIT(lines 750 757) no Hoare annotation was computed. [2021-02-19 17:00:19,033 INFO L189 CegarLoopUtils]: For program point L353(lines 353 394) no Hoare annotation was computed. [2021-02-19 17:00:19,034 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 307 409) no Hoare annotation was computed. [2021-02-19 17:00:19,034 INFO L189 CegarLoopUtils]: For program point L372(line 372) no Hoare annotation was computed. [2021-02-19 17:00:19,034 INFO L189 CegarLoopUtils]: For program point L372-1(line 372) no Hoare annotation was computed. [2021-02-19 17:00:19,034 INFO L189 CegarLoopUtils]: For program point L331(lines 331 335) no Hoare annotation was computed. [2021-02-19 17:00:19,034 INFO L189 CegarLoopUtils]: For program point L395(lines 395 406) no Hoare annotation was computed. [2021-02-19 17:00:19,034 INFO L189 CegarLoopUtils]: For program point L358(lines 358 362) no Hoare annotation was computed. [2021-02-19 17:00:19,034 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 307 409) no Hoare annotation was computed. [2021-02-19 17:00:19,034 INFO L189 CegarLoopUtils]: For program point L356-2(lines 356 376) no Hoare annotation was computed. [2021-02-19 17:00:19,034 INFO L189 CegarLoopUtils]: For program point L377(lines 355 378) no Hoare annotation was computed. [2021-02-19 17:00:19,035 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 307 409) no Hoare annotation was computed. [2021-02-19 17:00:19,035 INFO L189 CegarLoopUtils]: For program point L336(lines 336 352) no Hoare annotation was computed. [2021-02-19 17:00:19,035 INFO L189 CegarLoopUtils]: For program point L396(lines 396 403) no Hoare annotation was computed. [2021-02-19 17:00:19,035 INFO L189 CegarLoopUtils]: For program point L357(lines 356 376) no Hoare annotation was computed. [2021-02-19 17:00:19,035 INFO L189 CegarLoopUtils]: For program point L388(line 388) no Hoare annotation was computed. [2021-02-19 17:00:19,035 INFO L189 CegarLoopUtils]: For program point L388-1(line 388) no Hoare annotation was computed. [2021-02-19 17:00:19,035 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 507 516) no Hoare annotation was computed. [2021-02-19 17:00:19,035 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 507 516) no Hoare annotation was computed. [2021-02-19 17:00:19,035 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 507 516) no Hoare annotation was computed. [2021-02-19 17:00:19,036 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:19,036 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.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)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:00:19,036 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:19,036 INFO L189 CegarLoopUtils]: For program point L670(line 670) no Hoare annotation was computed. [2021-02-19 17:00:19,036 INFO L189 CegarLoopUtils]: For program point L670-1(lines 659 675) no Hoare annotation was computed. [2021-02-19 17:00:19,037 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 659 675) no Hoare annotation was computed. [2021-02-19 17:00:19,037 INFO L189 CegarLoopUtils]: For program point L666(lines 666 672) no Hoare annotation was computed. [2021-02-19 17:00:19,037 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 659 675) no Hoare annotation was computed. [2021-02-19 17:00:19,037 INFO L189 CegarLoopUtils]: For program point L664(line 664) no Hoare annotation was computed. [2021-02-19 17:00:19,037 INFO L189 CegarLoopUtils]: For program point L664-1(line 664) no Hoare annotation was computed. [2021-02-19 17:00:19,037 INFO L189 CegarLoopUtils]: For program point getWaterLevelENTRY(lines 127 135) no Hoare annotation was computed. [2021-02-19 17:00:19,037 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 127 135) no Hoare annotation was computed. [2021-02-19 17:00:19,037 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 127 135) no Hoare annotation was computed. [2021-02-19 17:00:19,037 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 83 94) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:00:19,038 INFO L189 CegarLoopUtils]: For program point L87-1(lines 83 94) no Hoare annotation was computed. [2021-02-19 17:00:19,038 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 83 94) no Hoare annotation was computed. [2021-02-19 17:00:19,038 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:19,038 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:00:19,038 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:19,038 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 95 103) the Hoare annotation is: true [2021-02-19 17:00:19,038 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 95 103) no Hoare annotation was computed. [2021-02-19 17:00:19,038 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 95 103) no Hoare annotation was computed. [2021-02-19 17:00:19,038 INFO L185 CegarLoopUtils]: At program point L632(line 632) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:19,039 INFO L185 CegarLoopUtils]: At program point L630(lines 630 636) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:19,039 INFO L185 CegarLoopUtils]: At program point L625(line 625) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:19,039 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 619 642) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:19,039 INFO L189 CegarLoopUtils]: For program point L623(lines 622 641) no Hoare annotation was computed. [2021-02-19 17:00:19,039 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 619 642) no Hoare annotation was computed. [2021-02-19 17:00:19,039 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 619 642) no Hoare annotation was computed. [2021-02-19 17:00:19,039 INFO L189 CegarLoopUtils]: For program point L800(line 800) no Hoare annotation was computed. [2021-02-19 17:00:19,039 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 789 818) no Hoare annotation was computed. [2021-02-19 17:00:19,040 INFO L192 CegarLoopUtils]: At program point L799-2(lines 799 813) the Hoare annotation is: true [2021-02-19 17:00:19,040 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 789 818) the Hoare annotation is: true [2021-02-19 17:00:19,040 INFO L192 CegarLoopUtils]: At program point L795(line 795) the Hoare annotation is: true [2021-02-19 17:00:19,040 INFO L189 CegarLoopUtils]: For program point L795-1(line 795) no Hoare annotation was computed. [2021-02-19 17:00:19,040 INFO L192 CegarLoopUtils]: At program point L814(lines 789 818) the Hoare annotation is: true [2021-02-19 17:00:19,040 INFO L189 CegarLoopUtils]: For program point L810(line 810) no Hoare annotation was computed. [2021-02-19 17:00:19,040 INFO L189 CegarLoopUtils]: For program point L803(lines 803 807) no Hoare annotation was computed. [2021-02-19 17:00:19,040 INFO L192 CegarLoopUtils]: At program point L803-1(lines 803 807) the Hoare annotation is: true [2021-02-19 17:00:19,041 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 59 70) the Hoare annotation is: true [2021-02-19 17:00:19,041 INFO L189 CegarLoopUtils]: For program point L63-1(lines 59 70) no Hoare annotation was computed. [2021-02-19 17:00:19,041 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 59 70) no Hoare annotation was computed. [2021-02-19 17:00:19,041 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 843 849) no Hoare annotation was computed. [2021-02-19 17:00:19,041 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 843 849) the Hoare annotation is: true [2021-02-19 17:00:19,041 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:19,041 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-02-19 17:00:19,041 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:00:19,042 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:19,042 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 740 747) no Hoare annotation was computed. [2021-02-19 17:00:19,042 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 740 747) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2021-02-19 17:00:19,042 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 740 747) no Hoare annotation was computed. [2021-02-19 17:00:19,042 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 71 82) no Hoare annotation was computed. [2021-02-19 17:00:19,042 INFO L189 CegarLoopUtils]: For program point L75-1(lines 71 82) no Hoare annotation was computed. [2021-02-19 17:00:19,042 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 71 82) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:19,042 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2021-02-19 17:00:19,043 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-02-19 17:00:19,043 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2021-02-19 17:00:19,043 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2021-02-19 17:00:19,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:00:19 BoogieIcfgContainer [2021-02-19 17:00:19,064 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:00:19,065 INFO L168 Benchmark]: Toolchain (without parser) took 28261.48 ms. Allocated memory was 151.0 MB in the beginning and 314.6 MB in the end (delta: 163.6 MB). Free memory was 125.7 MB in the beginning and 194.4 MB in the end (delta: -68.7 MB). Peak memory consumption was 188.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:19,068 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 123.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:00:19,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.30 ms. Allocated memory is still 151.0 MB. Free memory was 124.7 MB in the beginning and 104.8 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:19,070 INFO L168 Benchmark]: Boogie Preprocessor took 174.86 ms. Allocated memory is still 151.0 MB. Free memory was 104.8 MB in the beginning and 101.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:19,070 INFO L168 Benchmark]: RCFGBuilder took 1561.40 ms. Allocated memory is still 151.0 MB. Free memory was 101.0 MB in the beginning and 49.2 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:19,071 INFO L168 Benchmark]: TraceAbstraction took 25899.10 ms. Allocated memory was 151.0 MB in the beginning and 314.6 MB in the end (delta: 163.6 MB). Free memory was 130.4 MB in the beginning and 194.4 MB in the end (delta: -64.0 MB). Peak memory consumption was 192.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:19,079 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 123.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 592.30 ms. Allocated memory is still 151.0 MB. Free memory was 124.7 MB in the beginning and 104.8 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 174.86 ms. Allocated memory is still 151.0 MB. Free memory was 104.8 MB in the beginning and 101.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1561.40 ms. Allocated memory is still 151.0 MB. Free memory was 101.0 MB in the beginning and 49.2 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 25899.10 ms. Allocated memory was 151.0 MB in the beginning and 314.6 MB in the end (delta: 163.6 MB). Free memory was 130.4 MB in the beginning and 194.4 MB in the end (delta: -64.0 MB). Peak memory consumption was 192.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: 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: 799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(pumpRunning == 0)) || (1 == systemActive && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 213 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 11.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 378 SDtfs, 523 SDslu, 363 SDs, 0 SdLazy, 1443 SolverSat, 378 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 89 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 127 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 188 PreInvPairs, 226 NumberOfFragments, 745 HoareAnnotationTreeSize, 188 FomulaSimplifications, 89979 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 44 FomulaSimplificationsInter, 8852 FormulaSimplificationTreeSizeReductionInter, 7.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 279 ConstructedInterpolants, 0 QuantifiedInterpolants, 86379 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...