/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_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 16:59:34,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 16:59:34,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 16:59:34,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 16:59:34,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 16:59:34,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 16:59:34,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 16:59:34,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 16:59:34,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 16:59:34,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 16:59:34,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 16:59:34,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 16:59:34,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 16:59:34,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 16:59:34,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 16:59:34,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 16:59:34,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 16:59:34,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 16:59:34,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 16:59:34,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 16:59:34,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 16:59:34,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 16:59:34,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 16:59:34,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 16:59:34,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 16:59:34,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 16:59:34,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 16:59:34,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 16:59:34,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 16:59:34,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 16:59:34,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 16:59:34,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 16:59:34,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 16:59:34,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 16:59:34,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 16:59:34,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 16:59:34,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 16:59:34,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 16:59:34,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 16:59:34,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 16:59:34,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 16:59:34,627 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 16:59:34,675 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 16:59:34,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 16:59:34,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 16:59:34,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 16:59:34,677 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 16:59:34,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 16:59:34,677 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 16:59:34,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 16:59:34,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 16:59:34,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 16:59:34,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 16:59:34,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 16:59:34,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 16:59:34,679 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 16:59:34,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 16:59:34,679 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 16:59:34,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 16:59:34,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 16:59:34,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 16:59:34,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 16:59:34,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 16:59:34,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 16:59:34,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 16:59:34,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 16:59:34,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 16:59:34,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 16:59:34,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 16:59:34,682 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 16:59:34,682 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 16:59:35,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 16:59:35,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 16:59:35,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 16:59:35,044 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 16:59:35,045 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 16:59:35,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2021-02-19 16:59:35,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f21636e95/5c13c11927844ea88faa9acd36e49bd4/FLAGc690ffff8 [2021-02-19 16:59:35,750 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 16:59:35,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2021-02-19 16:59:35,765 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f21636e95/5c13c11927844ea88faa9acd36e49bd4/FLAGc690ffff8 [2021-02-19 16:59:36,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f21636e95/5c13c11927844ea88faa9acd36e49bd4 [2021-02-19 16:59:36,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 16:59:36,106 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 16:59:36,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 16:59:36,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 16:59:36,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 16:59:36,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 04:59:36" (1/1) ... [2021-02-19 16:59:36,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c592f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:36, skipping insertion in model container [2021-02-19 16:59:36,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 04:59:36" (1/1) ... [2021-02-19 16:59:36,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 16:59:36,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 16:59:36,404 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_product05.cil.c[7436,7449] [2021-02-19 16:59:36,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 16:59:36,478 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 16:59:36,550 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_product05.cil.c[7436,7449] [2021-02-19 16:59:36,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 16:59:36,648 INFO L208 MainTranslator]: Completed translation [2021-02-19 16:59:36,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:36 WrapperNode [2021-02-19 16:59:36,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 16:59:36,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 16:59:36,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 16:59:36,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 16:59:36,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:36" (1/1) ... [2021-02-19 16:59:36,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:36" (1/1) ... [2021-02-19 16:59:36,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:36" (1/1) ... [2021-02-19 16:59:36,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:36" (1/1) ... [2021-02-19 16:59:36,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:36" (1/1) ... [2021-02-19 16:59:36,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:36" (1/1) ... [2021-02-19 16:59:36,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:36" (1/1) ... [2021-02-19 16:59:36,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 16:59:36,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 16:59:36,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 16:59:36,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 16:59:36,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:36" (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 16:59:36,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 16:59:36,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 16:59:36,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 16:59:36,872 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 16:59:36,872 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 16:59:36,872 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 16:59:36,872 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 16:59:36,872 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 16:59:36,873 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 16:59:36,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-19 16:59:36,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-19 16:59:36,873 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 16:59:36,874 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 16:59:36,874 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-19 16:59:36,875 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 16:59:36,875 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 16:59:36,876 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 16:59:36,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 16:59:36,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 16:59:36,876 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 16:59:36,876 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 16:59:36,876 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 16:59:36,876 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 16:59:36,877 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 16:59:36,877 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 16:59:36,877 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 16:59:36,877 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 16:59:36,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 16:59:36,877 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 16:59:36,877 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 16:59:36,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 16:59:36,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 16:59:36,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 16:59:36,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 16:59:36,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 16:59:36,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 16:59:36,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 16:59:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 16:59:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 16:59:36,898 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 16:59:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 16:59:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 16:59:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 16:59:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 16:59:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 16:59:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 16:59:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 16:59:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 16:59:36,905 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 16:59:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 16:59:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-19 16:59:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 16:59:36,906 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 16:59:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 16:59:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 16:59:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 16:59:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 16:59:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 16:59:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 16:59:36,910 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 16:59:36,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-19 16:59:36,910 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 16:59:36,910 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 16:59:36,912 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 16:59:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 16:59:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 16:59:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-19 16:59:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 16:59:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 16:59:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 16:59:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 16:59:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 16:59:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 16:59:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 16:59:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 16:59:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 16:59:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 16:59:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 16:59:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 16:59:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 16:59:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 16:59:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 16:59:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 16:59:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 16:59:36,918 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 16:59:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 16:59:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 16:59:36,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 16:59:38,159 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 16:59:38,159 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 16:59:38,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 04:59:38 BoogieIcfgContainer [2021-02-19 16:59:38,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 16:59:38,163 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 16:59:38,163 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 16:59:38,167 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 16:59:38,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 04:59:36" (1/3) ... [2021-02-19 16:59:38,168 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5240a3bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 04:59:38, skipping insertion in model container [2021-02-19 16:59:38,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:59:36" (2/3) ... [2021-02-19 16:59:38,168 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5240a3bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 04:59:38, skipping insertion in model container [2021-02-19 16:59:38,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 04:59:38" (3/3) ... [2021-02-19 16:59:38,170 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product05.cil.c [2021-02-19 16:59:38,177 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 16:59:38,183 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 16:59:38,204 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 16:59:38,232 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 16:59:38,232 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 16:59:38,232 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 16:59:38,233 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 16:59:38,233 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 16:59:38,233 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 16:59:38,233 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 16:59:38,233 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 16:59:38,255 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2021-02-19 16:59:38,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-02-19 16:59:38,286 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:59:38,286 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 16:59:38,287 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:59:38,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:59:38,294 INFO L82 PathProgramCache]: Analyzing trace with hash 817236442, now seen corresponding path program 1 times [2021-02-19 16:59:38,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:59:38,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863032624] [2021-02-19 16:59:38,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:59:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:38,694 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:38,696 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:38,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:38,698 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:39,135 WARN L202 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:59:39,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:59:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:39,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:39,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:39,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:59:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:39,230 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:39,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:39,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:59:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:39,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:39,242 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:39,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:59:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:39,250 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:39,251 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:39,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:59:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:39,258 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:39,259 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:39,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 16:59:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:39,277 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:39,277 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:39,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-19 16:59:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:39,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:39,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:39,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 16:59:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:39,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:39,286 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:39,320 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 16:59:39,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863032624] [2021-02-19 16:59:39,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:59:39,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 16:59:39,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71768496] [2021-02-19 16:59:39,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 16:59:39,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:59:39,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 16:59:39,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 16:59:39,371 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 4 states. [2021-02-19 16:59:40,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:59:40,544 INFO L93 Difference]: Finished difference Result 236 states and 314 transitions. [2021-02-19 16:59:40,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 16:59:40,546 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2021-02-19 16:59:40,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:59:40,559 INFO L225 Difference]: With dead ends: 236 [2021-02-19 16:59:40,559 INFO L226 Difference]: Without dead ends: 133 [2021-02-19 16:59:40,564 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 16:59:40,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2021-02-19 16:59:40,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 104. [2021-02-19 16:59:40,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2021-02-19 16:59:40,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 122 transitions. [2021-02-19 16:59:40,654 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 122 transitions. Word has length 51 [2021-02-19 16:59:40,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:59:40,654 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 122 transitions. [2021-02-19 16:59:40,654 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 16:59:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2021-02-19 16:59:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-02-19 16:59:40,658 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:59:40,658 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 16:59:40,659 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 16:59:40,659 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:59:40,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:59:40,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1823348968, now seen corresponding path program 1 times [2021-02-19 16:59:40,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:59:40,661 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528545254] [2021-02-19 16:59:40,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:59:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:40,779 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:40,780 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:40,781 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:40,782 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:40,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:40,786 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:41,151 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:59:41,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:59:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:41,179 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:41,180 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:41,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:59:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:41,182 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:41,183 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:41,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:59:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:41,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:41,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:41,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:59:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:41,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:41,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:41,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:59:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:41,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:41,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:41,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 16:59:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:41,203 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:41,204 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:41,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 16:59:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:41,207 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:41,207 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:41,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 16:59:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:41,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:41,211 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:41,220 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 16:59:41,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528545254] [2021-02-19 16:59:41,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:59:41,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 16:59:41,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105736655] [2021-02-19 16:59:41,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 16:59:41,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:59:41,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 16:59:41,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 16:59:41,224 INFO L87 Difference]: Start difference. First operand 104 states and 122 transitions. Second operand 5 states. [2021-02-19 16:59:41,878 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 16:59:42,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:59:42,653 INFO L93 Difference]: Finished difference Result 181 states and 225 transitions. [2021-02-19 16:59:42,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 16:59:42,654 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-02-19 16:59:42,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:59:42,657 INFO L225 Difference]: With dead ends: 181 [2021-02-19 16:59:42,657 INFO L226 Difference]: Without dead ends: 123 [2021-02-19 16:59:42,660 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-19 16:59:42,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2021-02-19 16:59:42,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2021-02-19 16:59:42,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2021-02-19 16:59:42,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2021-02-19 16:59:42,738 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 52 [2021-02-19 16:59:42,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:59:42,739 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2021-02-19 16:59:42,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 16:59:42,739 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2021-02-19 16:59:42,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-02-19 16:59:42,752 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:59:42,752 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] [2021-02-19 16:59:42,752 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 16:59:42,752 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:59:42,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:59:42,753 INFO L82 PathProgramCache]: Analyzing trace with hash 439983627, now seen corresponding path program 1 times [2021-02-19 16:59:42,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:59:42,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952462497] [2021-02-19 16:59:42,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:59:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:42,865 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:42,865 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:42,869 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:42,869 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:42,874 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:42,874 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:42,879 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:42,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 16:59:42,886 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:42,887 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:43,260 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:59:43,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:59:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:43,298 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:43,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 16:59:43,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:59:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:43,305 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:43,308 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:43,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:59:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:43,311 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:43,312 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:43,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:59:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:43,330 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-19 16:59:43,332 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-19 16:59:43,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:59:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:43,350 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:43,351 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:43,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 16:59:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:43,368 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:43,369 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:43,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-02-19 16:59:43,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:43,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:43,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:43,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-02-19 16:59:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:43,376 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:43,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:43,387 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 16:59:43,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952462497] [2021-02-19 16:59:43,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:59:43,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 16:59:43,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514323291] [2021-02-19 16:59:43,389 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 16:59:43,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:59:43,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 16:59:43,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 16:59:43,390 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 9 states. [2021-02-19 16:59:43,961 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 16:59:44,390 WARN L202 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 16:59:44,764 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 16:59:45,132 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 16:59:46,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:59:46,161 INFO L93 Difference]: Finished difference Result 190 states and 240 transitions. [2021-02-19 16:59:46,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 16:59:46,162 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2021-02-19 16:59:46,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:59:46,164 INFO L225 Difference]: With dead ends: 190 [2021-02-19 16:59:46,165 INFO L226 Difference]: Without dead ends: 123 [2021-02-19 16:59:46,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 14 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 16:59:46,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2021-02-19 16:59:46,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2021-02-19 16:59:46,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2021-02-19 16:59:46,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2021-02-19 16:59:46,205 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 56 [2021-02-19 16:59:46,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:59:46,206 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2021-02-19 16:59:46,206 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 16:59:46,206 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2021-02-19 16:59:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-02-19 16:59:46,207 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:59:46,207 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 16:59:46,207 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 16:59:46,208 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:59:46,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:59:46,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1769759974, now seen corresponding path program 1 times [2021-02-19 16:59:46,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:59:46,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592249114] [2021-02-19 16:59:46,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:59:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:46,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,281 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:46,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:46,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,286 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:46,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:46,288 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:46,293 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,293 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:46,299 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:46,631 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:59:46,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:59:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:46,662 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,663 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:46,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:59:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:46,666 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,667 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:46,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:59:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:46,669 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,670 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:46,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:59:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:46,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:46,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:59:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:46,676 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,676 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:46,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 16:59:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:46,689 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,689 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:46,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-02-19 16:59:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:46,703 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,704 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:46,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 16:59:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:46,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:46,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-02-19 16:59:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:46,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,711 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:46,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-02-19 16:59:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:46,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:46,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:46,737 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 16:59:46,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592249114] [2021-02-19 16:59:46,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:59:46,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 16:59:46,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970557506] [2021-02-19 16:59:46,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 16:59:46,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:59:46,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 16:59:46,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 16:59:46,739 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 9 states. [2021-02-19 16:59:47,267 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 16:59:48,361 WARN L202 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 16:59:48,816 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 16:59:49,534 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 16:59:49,912 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 16:59:50,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:59:50,550 INFO L93 Difference]: Finished difference Result 292 states and 393 transitions. [2021-02-19 16:59:50,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 16:59:50,550 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-02-19 16:59:50,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:59:50,555 INFO L225 Difference]: With dead ends: 292 [2021-02-19 16:59:50,555 INFO L226 Difference]: Without dead ends: 225 [2021-02-19 16:59:50,556 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-02-19 16:59:50,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-02-19 16:59:50,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 152. [2021-02-19 16:59:50,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2021-02-19 16:59:50,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 178 transitions. [2021-02-19 16:59:50,616 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 178 transitions. Word has length 64 [2021-02-19 16:59:50,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:59:50,616 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 178 transitions. [2021-02-19 16:59:50,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 16:59:50,616 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 178 transitions. [2021-02-19 16:59:50,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-02-19 16:59:50,618 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:59:50,618 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 16:59:50,618 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 16:59:50,619 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:59:50,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:59:50,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1526339326, now seen corresponding path program 1 times [2021-02-19 16:59:50,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:59:50,620 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754701095] [2021-02-19 16:59:50,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:59:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:50,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:50,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:50,679 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:50,679 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:50,680 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:50,680 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:50,682 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:50,682 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:50,683 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:50,683 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:50,684 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:50,684 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:50,685 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:50,685 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:50,689 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:50,690 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:50,696 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:50,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:50,996 WARN L202 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:59:50,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:59:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:51,024 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,025 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:51,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:59:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:51,027 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,028 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:51,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:59:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:51,030 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,031 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:51,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:59:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:51,033 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,034 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:51,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:59:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:51,036 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,037 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:51,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 16:59:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:51,049 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:51,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-19 16:59:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:51,062 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,063 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:51,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 16:59:51,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:51,077 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,078 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:51,078 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,079 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:51,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 16:59:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:51,081 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:51,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-02-19 16:59:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:51,085 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,085 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:59:51,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-02-19 16:59:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:59:51,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:59:51,089 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:59:51,112 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 16:59:51,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754701095] [2021-02-19 16:59:51,112 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:59:51,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-19 16:59:51,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192228565] [2021-02-19 16:59:51,113 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-19 16:59:51,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:59:51,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-19 16:59:51,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-02-19 16:59:51,114 INFO L87 Difference]: Start difference. First operand 152 states and 178 transitions. Second operand 10 states. [2021-02-19 16:59:51,699 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 16:59:52,803 WARN L202 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 16:59:53,203 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 16:59:53,611 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 16:59:53,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:59:53,882 INFO L93 Difference]: Finished difference Result 279 states and 356 transitions. [2021-02-19 16:59:53,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 16:59:53,883 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 68 [2021-02-19 16:59:53,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:59:53,883 INFO L225 Difference]: With dead ends: 279 [2021-02-19 16:59:53,883 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 16:59:53,888 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-02-19 16:59:53,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 16:59:53,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 16:59:53,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 16:59:53,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 16:59:53,889 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2021-02-19 16:59:53,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:59:53,889 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 16:59:53,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-19 16:59:53,889 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 16:59:53,889 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 16:59:53,889 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-19 16:59:53,891 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 16:59:54,548 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 17 [2021-02-19 16:59:55,315 WARN L202 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 163 [2021-02-19 16:59:55,545 WARN L202 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 161 [2021-02-19 16:59:56,670 WARN L202 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-19 16:59:56,932 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 16:59:57,187 WARN L202 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 16:59:57,460 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-19 16:59:57,815 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:59:58,343 WARN L202 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 16:59:58,917 WARN L202 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 12 [2021-02-19 16:59:59,507 WARN L202 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-19 16:59:59,772 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2021-02-19 17:00:00,316 WARN L202 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 17:00:00,632 WARN L202 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2021-02-19 17:00:01,155 WARN L202 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:01,524 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2021-02-19 17:00:01,851 WARN L202 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 17:00:02,141 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2021-02-19 17:00:02,441 WARN L202 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 17:00:02,726 WARN L202 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 17:00:03,268 WARN L202 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:03,558 WARN L202 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-19 17:00:03,842 WARN L202 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2021-02-19 17:00:04,441 WARN L202 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:05,019 WARN L202 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 17:00:05,023 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:00:05,024 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:00:05,024 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:00:05,024 INFO L189 CegarLoopUtils]: For program point L600(lines 600 604) no Hoare annotation was computed. [2021-02-19 17:00:05,024 INFO L189 CegarLoopUtils]: For program point L600-1(lines 600 604) no Hoare annotation was computed. [2021-02-19 17:00:05,024 INFO L189 CegarLoopUtils]: For program point L595(line 595) no Hoare annotation was computed. [2021-02-19 17:00:05,024 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 569 624) no Hoare annotation was computed. [2021-02-19 17:00:05,024 INFO L189 CegarLoopUtils]: For program point L594-2(lines 594 615) no Hoare annotation was computed. [2021-02-19 17:00:05,024 INFO L189 CegarLoopUtils]: For program point L616(lines 593 617) no Hoare annotation was computed. [2021-02-19 17:00:05,025 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 569 624) no Hoare annotation was computed. [2021-02-19 17:00:05,025 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 569 624) no Hoare annotation was computed. [2021-02-19 17:00:05,025 INFO L189 CegarLoopUtils]: For program point L670(line 670) no Hoare annotation was computed. [2021-02-19 17:00:05,025 INFO L189 CegarLoopUtils]: For program point L670-1(line 670) no Hoare annotation was computed. [2021-02-19 17:00:05,025 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 625 684) no Hoare annotation was computed. [2021-02-19 17:00:05,026 INFO L189 CegarLoopUtils]: For program point L657(lines 657 661) no Hoare annotation was computed. [2021-02-19 17:00:05,026 INFO L189 CegarLoopUtils]: For program point L657-1(lines 657 661) no Hoare annotation was computed. [2021-02-19 17:00:05,026 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 625 684) no Hoare annotation was computed. [2021-02-19 17:00:05,026 INFO L189 CegarLoopUtils]: For program point L652(line 652) no Hoare annotation was computed. [2021-02-19 17:00:05,026 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 625 684) no Hoare annotation was computed. [2021-02-19 17:00:05,026 INFO L189 CegarLoopUtils]: For program point L651-2(lines 651 676) no Hoare annotation was computed. [2021-02-19 17:00:05,026 INFO L189 CegarLoopUtils]: For program point L677(lines 650 678) no Hoare annotation was computed. [2021-02-19 17:00:05,026 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 410 416) the Hoare annotation is: true [2021-02-19 17:00:05,026 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 410 416) no Hoare annotation was computed. [2021-02-19 17:00:05,026 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 417 425) no Hoare annotation was computed. [2021-02-19 17:00:05,027 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 417 425) the Hoare annotation is: true [2021-02-19 17:00:05,027 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 417 425) no Hoare annotation was computed. [2021-02-19 17:00:05,027 INFO L185 CegarLoopUtils]: At program point L130-1(line 130) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:00:05,027 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 124 146) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:00:05,027 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 124 146) no Hoare annotation was computed. [2021-02-19 17:00:05,027 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 124 146) no Hoare annotation was computed. [2021-02-19 17:00:05,027 INFO L185 CegarLoopUtils]: At program point L136(line 136) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:05,028 INFO L185 CegarLoopUtils]: At program point L136-1(line 136) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:05,028 INFO L189 CegarLoopUtils]: For program point L134(lines 134 141) no Hoare annotation was computed. [2021-02-19 17:00:05,028 INFO L189 CegarLoopUtils]: For program point L134-1(lines 134 141) no Hoare annotation was computed. [2021-02-19 17:00:05,028 INFO L189 CegarLoopUtils]: For program point L132(line 132) no Hoare annotation was computed. [2021-02-19 17:00:05,028 INFO L185 CegarLoopUtils]: At program point L131(line 131) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:00:05,029 INFO L185 CegarLoopUtils]: At program point L130(line 130) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:00:05,029 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2021-02-19 17:00:05,029 INFO L189 CegarLoopUtils]: For program point L95(line 95) no Hoare annotation was computed. [2021-02-19 17:00:05,029 INFO L189 CegarLoopUtils]: For program point L94(line 94) no Hoare annotation was computed. [2021-02-19 17:00:05,029 INFO L189 CegarLoopUtils]: For program point L93(line 93) no Hoare annotation was computed. [2021-02-19 17:00:05,029 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2021-02-19 17:00:05,029 INFO L189 CegarLoopUtils]: For program point L92(line 92) no Hoare annotation was computed. [2021-02-19 17:00:05,029 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2021-02-19 17:00:05,029 INFO L189 CegarLoopUtils]: For program point L91(line 91) no Hoare annotation was computed. [2021-02-19 17:00:05,029 INFO L189 CegarLoopUtils]: For program point L90(line 90) no Hoare annotation was computed. [2021-02-19 17:00:05,030 INFO L189 CegarLoopUtils]: For program point L89(line 89) no Hoare annotation was computed. [2021-02-19 17:00:05,030 INFO L189 CegarLoopUtils]: For program point L88(line 88) no Hoare annotation was computed. [2021-02-19 17:00:05,030 INFO L189 CegarLoopUtils]: For program point L87(line 87) no Hoare annotation was computed. [2021-02-19 17:00:05,030 INFO L189 CegarLoopUtils]: For program point L86(line 86) no Hoare annotation was computed. [2021-02-19 17:00:05,030 INFO L189 CegarLoopUtils]: For program point L85(line 85) no Hoare annotation was computed. [2021-02-19 17:00:05,030 INFO L189 CegarLoopUtils]: For program point L84(line 84) no Hoare annotation was computed. [2021-02-19 17:00:05,030 INFO L189 CegarLoopUtils]: For program point L83(line 83) no Hoare annotation was computed. [2021-02-19 17:00:05,030 INFO L189 CegarLoopUtils]: For program point L82(line 82) no Hoare annotation was computed. [2021-02-19 17:00:05,030 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 346 354) no Hoare annotation was computed. [2021-02-19 17:00:05,030 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 346 354) the Hoare annotation is: true [2021-02-19 17:00:05,031 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 346 354) no Hoare annotation was computed. [2021-02-19 17:00:05,031 INFO L189 CegarLoopUtils]: For program point L385(line 385) no Hoare annotation was computed. [2021-02-19 17:00:05,031 INFO L189 CegarLoopUtils]: For program point L385-1(line 385) no Hoare annotation was computed. [2021-02-19 17:00:05,031 INFO L189 CegarLoopUtils]: For program point L374(lines 374 382) no Hoare annotation was computed. [2021-02-19 17:00:05,031 INFO L189 CegarLoopUtils]: For program point L374-2(lines 374 382) no Hoare annotation was computed. [2021-02-19 17:00:05,031 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 355 390) no Hoare annotation was computed. [2021-02-19 17:00:05,031 INFO L189 CegarLoopUtils]: For program point L362(lines 362 370) no Hoare annotation was computed. [2021-02-19 17:00:05,031 INFO L189 CegarLoopUtils]: For program point L362-2(lines 362 370) no Hoare annotation was computed. [2021-02-19 17:00:05,031 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 355 390) no Hoare annotation was computed. [2021-02-19 17:00:05,031 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 355 390) no Hoare annotation was computed. [2021-02-19 17:00:05,031 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 403 409) no Hoare annotation was computed. [2021-02-19 17:00:05,032 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 403 409) the Hoare annotation is: true [2021-02-19 17:00:05,032 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 523 568) no Hoare annotation was computed. [2021-02-19 17:00:05,032 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 523 568) no Hoare annotation was computed. [2021-02-19 17:00:05,032 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 523 568) no Hoare annotation was computed. [2021-02-19 17:00:05,032 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 836 881) no Hoare annotation was computed. [2021-02-19 17:00:05,032 INFO L189 CegarLoopUtils]: For program point L856(lines 856 863) no Hoare annotation was computed. [2021-02-19 17:00:05,032 INFO L189 CegarLoopUtils]: For program point L850(lines 850 870) no Hoare annotation was computed. [2021-02-19 17:00:05,032 INFO L189 CegarLoopUtils]: For program point L850-1(lines 850 870) no Hoare annotation was computed. [2021-02-19 17:00:05,032 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 836 881) no Hoare annotation was computed. [2021-02-19 17:00:05,032 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 836 881) no Hoare annotation was computed. [2021-02-19 17:00:05,033 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 110 120) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:00:05,033 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 110 120) no Hoare annotation was computed. [2021-02-19 17:00:05,033 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 110 120) no Hoare annotation was computed. [2021-02-19 17:00:05,033 INFO L185 CegarLoopUtils]: At program point L115(line 115) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:05,033 INFO L192 CegarLoopUtils]: At program point isMethaneAlarmENTRY(lines 335 345) the Hoare annotation is: true [2021-02-19 17:00:05,033 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 335 345) no Hoare annotation was computed. [2021-02-19 17:00:05,033 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 335 345) no Hoare annotation was computed. [2021-02-19 17:00:05,033 INFO L192 CegarLoopUtils]: At program point L340(line 340) the Hoare annotation is: true [2021-02-19 17:00:05,034 INFO L189 CegarLoopUtils]: For program point L340-1(line 340) no Hoare annotation was computed. [2021-02-19 17:00:05,034 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 327 334) the Hoare annotation is: true [2021-02-19 17:00:05,034 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 327 334) no Hoare annotation was computed. [2021-02-19 17:00:05,034 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 327 334) no Hoare annotation was computed. [2021-02-19 17:00:05,034 INFO L185 CegarLoopUtils]: At program point L313(line 313) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:05,034 INFO L189 CegarLoopUtils]: For program point L313-1(lines 294 318) no Hoare annotation was computed. [2021-02-19 17:00:05,034 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 294 318) no Hoare annotation was computed. [2021-02-19 17:00:05,034 INFO L185 CegarLoopUtils]: At program point L308(line 308) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:05,034 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 294 318) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:05,034 INFO L185 CegarLoopUtils]: At program point L304(line 304) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:05,034 INFO L189 CegarLoopUtils]: For program point L302(lines 302 310) no Hoare annotation was computed. [2021-02-19 17:00:05,035 INFO L185 CegarLoopUtils]: At program point L300(line 300) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:05,035 INFO L189 CegarLoopUtils]: For program point L300-1(line 300) no Hoare annotation was computed. [2021-02-19 17:00:05,035 INFO L189 CegarLoopUtils]: For program point L298(lines 298 315) no Hoare annotation was computed. [2021-02-19 17:00:05,035 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 286 292) no Hoare annotation was computed. [2021-02-19 17:00:05,035 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 286 292) the Hoare annotation is: true [2021-02-19 17:00:05,035 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 190 253) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:00:05,035 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 190 253) no Hoare annotation was computed. [2021-02-19 17:00:05,035 INFO L185 CegarLoopUtils]: At program point L246(lines 199 247) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:05,035 INFO L189 CegarLoopUtils]: For program point L236(lines 236 240) no Hoare annotation was computed. [2021-02-19 17:00:05,036 INFO L185 CegarLoopUtils]: At program point L236-2(lines 230 241) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:05,036 INFO L189 CegarLoopUtils]: For program point L201(lines 200 245) no Hoare annotation was computed. [2021-02-19 17:00:05,036 INFO L189 CegarLoopUtils]: For program point L230(lines 230 241) no Hoare annotation was computed. [2021-02-19 17:00:05,036 INFO L185 CegarLoopUtils]: At program point L222(line 222) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:05,036 INFO L189 CegarLoopUtils]: For program point L220(lines 220 226) no Hoare annotation was computed. [2021-02-19 17:00:05,036 INFO L189 CegarLoopUtils]: For program point L220-1(lines 220 226) no Hoare annotation was computed. [2021-02-19 17:00:05,036 INFO L185 CegarLoopUtils]: At program point L212(line 212) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:05,036 INFO L185 CegarLoopUtils]: At program point L243(lines 200 245) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:05,037 INFO L189 CegarLoopUtils]: For program point L210(lines 210 216) no Hoare annotation was computed. [2021-02-19 17:00:05,037 INFO L189 CegarLoopUtils]: For program point L210-1(lines 210 216) no Hoare annotation was computed. [2021-02-19 17:00:05,037 INFO L189 CegarLoopUtils]: For program point L202(lines 202 206) no Hoare annotation was computed. [2021-02-19 17:00:05,037 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 190 253) no Hoare annotation was computed. [2021-02-19 17:00:05,037 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 790 835) no Hoare annotation was computed. [2021-02-19 17:00:05,037 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 790 835) no Hoare annotation was computed. [2021-02-19 17:00:05,037 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 790 835) no Hoare annotation was computed. [2021-02-19 17:00:05,037 INFO L189 CegarLoopUtils]: For program point L810(lines 810 817) no Hoare annotation was computed. [2021-02-19 17:00:05,037 INFO L189 CegarLoopUtils]: For program point L804(lines 804 824) no Hoare annotation was computed. [2021-02-19 17:00:05,037 INFO L189 CegarLoopUtils]: For program point L804-1(lines 804 824) no Hoare annotation was computed. [2021-02-19 17:00:05,038 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 160 188) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:05,038 INFO L185 CegarLoopUtils]: At program point L175(line 175) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:05,038 INFO L189 CegarLoopUtils]: For program point L173(lines 173 179) no Hoare annotation was computed. [2021-02-19 17:00:05,038 INFO L189 CegarLoopUtils]: For program point L172(lines 172 182) no Hoare annotation was computed. [2021-02-19 17:00:05,038 INFO L185 CegarLoopUtils]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2021-02-19 17:00:05,038 INFO L189 CegarLoopUtils]: For program point L170-1(line 170) no Hoare annotation was computed. [2021-02-19 17:00:05,038 INFO L189 CegarLoopUtils]: For program point L168(lines 168 185) no Hoare annotation was computed. [2021-02-19 17:00:05,038 INFO L189 CegarLoopUtils]: For program point L168-1(lines 160 188) no Hoare annotation was computed. [2021-02-19 17:00:05,039 INFO L185 CegarLoopUtils]: At program point L166(line 166) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:05,039 INFO L189 CegarLoopUtils]: For program point L166-1(line 166) no Hoare annotation was computed. [2021-02-19 17:00:05,039 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__2EXIT(lines 160 188) no Hoare annotation was computed. [2021-02-19 17:00:05,039 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 152 159) 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 17:00:05,039 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1FINAL(lines 152 159) no Hoare annotation was computed. [2021-02-19 17:00:05,039 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1EXIT(lines 152 159) no Hoare annotation was computed. [2021-02-19 17:00:05,039 INFO L189 CegarLoopUtils]: For program point L483-2(lines 483 491) no Hoare annotation was computed. [2021-02-19 17:00:05,039 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 475 497) no Hoare annotation was computed. [2021-02-19 17:00:05,039 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 475 497) no Hoare annotation was computed. [2021-02-19 17:00:05,039 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 475 497) no Hoare annotation was computed. [2021-02-19 17:00:05,040 INFO L189 CegarLoopUtils]: For program point L483(lines 483 491) no Hoare annotation was computed. [2021-02-19 17:00:05,040 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 393 402) no Hoare annotation was computed. [2021-02-19 17:00:05,040 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 393 402) no Hoare annotation was computed. [2021-02-19 17:00:05,040 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 393 402) no Hoare annotation was computed. [2021-02-19 17:00:05,040 INFO L189 CegarLoopUtils]: For program point L737(lines 736 756) no Hoare annotation was computed. [2021-02-19 17:00:05,040 INFO L189 CegarLoopUtils]: For program point L768(line 768) no Hoare annotation was computed. [2021-02-19 17:00:05,040 INFO L189 CegarLoopUtils]: For program point L768-1(line 768) no Hoare annotation was computed. [2021-02-19 17:00:05,040 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 687 789) no Hoare annotation was computed. [2021-02-19 17:00:05,040 INFO L189 CegarLoopUtils]: For program point L733(lines 733 774) no Hoare annotation was computed. [2021-02-19 17:00:05,040 INFO L189 CegarLoopUtils]: For program point L752(line 752) no Hoare annotation was computed. [2021-02-19 17:00:05,040 INFO L189 CegarLoopUtils]: For program point L752-1(line 752) no Hoare annotation was computed. [2021-02-19 17:00:05,041 INFO L189 CegarLoopUtils]: For program point L711(lines 711 715) no Hoare annotation was computed. [2021-02-19 17:00:05,041 INFO L189 CegarLoopUtils]: For program point L775(lines 775 786) no Hoare annotation was computed. [2021-02-19 17:00:05,041 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 687 789) no Hoare annotation was computed. [2021-02-19 17:00:05,041 INFO L189 CegarLoopUtils]: For program point L738(lines 738 742) no Hoare annotation was computed. [2021-02-19 17:00:05,041 INFO L189 CegarLoopUtils]: For program point L736-2(lines 736 756) no Hoare annotation was computed. [2021-02-19 17:00:05,041 INFO L189 CegarLoopUtils]: For program point L757(lines 735 758) no Hoare annotation was computed. [2021-02-19 17:00:05,041 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 687 789) no Hoare annotation was computed. [2021-02-19 17:00:05,041 INFO L189 CegarLoopUtils]: For program point L716(lines 716 732) no Hoare annotation was computed. [2021-02-19 17:00:05,041 INFO L189 CegarLoopUtils]: For program point L776(lines 776 783) no Hoare annotation was computed. [2021-02-19 17:00:05,041 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:05,042 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:00:05,042 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:05,042 INFO L189 CegarLoopUtils]: For program point activatePumpFINAL(lines 319 326) no Hoare annotation was computed. [2021-02-19 17:00:05,042 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 319 326) no Hoare annotation was computed. [2021-02-19 17:00:05,042 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 319 326) no Hoare annotation was computed. [2021-02-19 17:00:05,042 INFO L189 CegarLoopUtils]: For program point getWaterLevelENTRY(lines 498 506) no Hoare annotation was computed. [2021-02-19 17:00:05,042 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 498 506) no Hoare annotation was computed. [2021-02-19 17:00:05,043 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 498 506) no Hoare annotation was computed. [2021-02-19 17:00:05,043 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 454 465) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:00:05,043 INFO L189 CegarLoopUtils]: For program point L458-1(lines 454 465) no Hoare annotation was computed. [2021-02-19 17:00:05,043 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 454 465) no Hoare annotation was computed. [2021-02-19 17:00:05,043 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:05,043 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:00:05,043 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:05,043 INFO L185 CegarLoopUtils]: At program point L275(line 275) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:05,043 INFO L185 CegarLoopUtils]: At program point L273(lines 273 279) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:05,044 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 262 285) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:05,044 INFO L185 CegarLoopUtils]: At program point L268(line 268) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:05,044 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 262 285) no Hoare annotation was computed. [2021-02-19 17:00:05,045 INFO L189 CegarLoopUtils]: For program point L266(lines 265 284) no Hoare annotation was computed. [2021-02-19 17:00:05,045 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 262 285) no Hoare annotation was computed. [2021-02-19 17:00:05,045 INFO L189 CegarLoopUtils]: For program point L65(line 65) no Hoare annotation was computed. [2021-02-19 17:00:05,045 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2021-02-19 17:00:05,045 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: true [2021-02-19 17:00:05,045 INFO L189 CegarLoopUtils]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-02-19 17:00:05,045 INFO L192 CegarLoopUtils]: At program point L58-1(lines 58 62) the Hoare annotation is: true [2021-02-19 17:00:05,045 INFO L189 CegarLoopUtils]: For program point L55(line 55) no Hoare annotation was computed. [2021-02-19 17:00:05,045 INFO L192 CegarLoopUtils]: At program point L54-2(lines 54 68) the Hoare annotation is: true [2021-02-19 17:00:05,046 INFO L192 CegarLoopUtils]: At program point L50(line 50) the Hoare annotation is: true [2021-02-19 17:00:05,046 INFO L189 CegarLoopUtils]: For program point L50-1(line 50) no Hoare annotation was computed. [2021-02-19 17:00:05,046 INFO L192 CegarLoopUtils]: At program point L69(lines 44 73) the Hoare annotation is: true [2021-02-19 17:00:05,046 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 466 474) the Hoare annotation is: true [2021-02-19 17:00:05,046 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 466 474) no Hoare annotation was computed. [2021-02-19 17:00:05,046 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 466 474) no Hoare annotation was computed. [2021-02-19 17:00:05,046 INFO L189 CegarLoopUtils]: For program point L434-1(lines 430 441) no Hoare annotation was computed. [2021-02-19 17:00:05,046 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 430 441) the Hoare annotation is: true [2021-02-19 17:00:05,046 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 430 441) no Hoare annotation was computed. [2021-02-19 17:00:05,046 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2021-02-19 17:00:05,047 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2021-02-19 17:00:05,047 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:05,047 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 17:00:05,047 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:00:05,047 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:05,047 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 442 453) no Hoare annotation was computed. [2021-02-19 17:00:05,047 INFO L189 CegarLoopUtils]: For program point L446-1(lines 442 453) no Hoare annotation was computed. [2021-02-19 17:00:05,047 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 442 453) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:05,048 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 508 515) no Hoare annotation was computed. [2021-02-19 17:00:05,048 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 512) no Hoare annotation was computed. [2021-02-19 17:00:05,048 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 508 515) the Hoare annotation is: true [2021-02-19 17:00:05,048 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 508 515) no Hoare annotation was computed. [2021-02-19 17:00:05,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:00:05 BoogieIcfgContainer [2021-02-19 17:00:05,064 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:00:05,065 INFO L168 Benchmark]: Toolchain (without parser) took 28972.50 ms. Allocated memory was 152.0 MB in the beginning and 398.5 MB in the end (delta: 246.4 MB). Free memory was 126.8 MB in the beginning and 343.3 MB in the end (delta: -216.5 MB). Peak memory consumption was 235.6 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:05,066 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 152.0 MB. Free memory is still 124.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:00:05,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 538.93 ms. Allocated memory is still 152.0 MB. Free memory was 125.7 MB in the beginning and 105.7 MB in the end (delta: 20.0 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:05,067 INFO L168 Benchmark]: Boogie Preprocessor took 99.67 ms. Allocated memory is still 152.0 MB. Free memory was 105.7 MB in the beginning and 101.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:05,067 INFO L168 Benchmark]: RCFGBuilder took 1410.95 ms. Allocated memory is still 152.0 MB. Free memory was 101.9 MB in the beginning and 55.1 MB in the end (delta: 46.8 MB). Peak memory consumption was 46.4 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:05,068 INFO L168 Benchmark]: TraceAbstraction took 26901.17 ms. Allocated memory was 152.0 MB in the beginning and 398.5 MB in the end (delta: 246.4 MB). Free memory was 54.5 MB in the beginning and 343.3 MB in the end (delta: -288.7 MB). Peak memory consumption was 162.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:05,070 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 152.0 MB. Free memory is still 124.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 538.93 ms. Allocated memory is still 152.0 MB. Free memory was 125.7 MB in the beginning and 105.7 MB in the end (delta: 20.0 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 99.67 ms. Allocated memory is still 152.0 MB. Free memory was 105.7 MB in the beginning and 101.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1410.95 ms. Allocated memory is still 152.0 MB. Free memory was 101.9 MB in the beginning and 55.1 MB in the end (delta: 46.8 MB). Peak memory consumption was 46.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 26901.17 ms. Allocated memory was 152.0 MB in the beginning and 398.5 MB in the end (delta: 246.4 MB). Free memory was 54.5 MB in the beginning and 343.3 MB in the end (delta: -288.7 MB). Peak memory consumption was 162.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 512]: 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: 199]: Loop Invariant Derived loop invariant: (!(systemActive == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 212 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 12.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 417 SDtfs, 756 SDslu, 366 SDs, 0 SdLazy, 1700 SolverSat, 531 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 96 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 7.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=152occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 158 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 246 PreInvPairs, 278 NumberOfFragments, 776 HoareAnnotationTreeSize, 246 FomulaSimplifications, 99578 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 50 FomulaSimplificationsInter, 8413 FormulaSimplificationTreeSizeReductionInter, 8.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 89466 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...