/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_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:00:16,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:00:16,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:00:16,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:00:16,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:00:16,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:00:16,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:00:16,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:00:16,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:00:16,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:00:16,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:00:16,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:00:16,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:00:16,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:00:16,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:00:16,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:00:16,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:00:16,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:00:16,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:00:16,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:00:16,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:00:16,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:00:16,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:00:16,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:00:16,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:00:16,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:00:16,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:00:16,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:00:16,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:00:16,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:00:16,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:00:16,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:00:16,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:00:16,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:00:16,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:00:16,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:00:16,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:00:16,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:00:16,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:00:16,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:00:16,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:00:16,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-19 17:00:16,438 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:00:16,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:00:16,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:00:16,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:00:16,443 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:00:16,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:00:16,443 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:00:16,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:00:16,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:00:16,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:00:16,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:00:16,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:00:16,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:00:16,446 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:00:16,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:00:16,446 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:00:16,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:00:16,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:00:16,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:00:16,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:00:16,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:00:16,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:00:16,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:00:16,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:00:16,448 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:00:16,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:00:16,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:00:16,448 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:00:16,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:00:16,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:00:16,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:00:16,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:00:16,880 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:00:16,881 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:00:16,882 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product18.cil.c [2021-02-19 17:00:16,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/563b7afb7/b790feef3cfc4839b51a063b0b0049f0/FLAG94053424d [2021-02-19 17:00:17,672 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:00:17,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product18.cil.c [2021-02-19 17:00:17,689 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/563b7afb7/b790feef3cfc4839b51a063b0b0049f0/FLAG94053424d [2021-02-19 17:00:18,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/563b7afb7/b790feef3cfc4839b51a063b0b0049f0 [2021-02-19 17:00:18,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:00:18,018 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:00:18,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:18,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:00:18,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:00:18,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:18" (1/1) ... [2021-02-19 17:00:18,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@466202ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:18, skipping insertion in model container [2021-02-19 17:00:18,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:18" (1/1) ... [2021-02-19 17:00:18,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:00:18,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:00:18,370 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_product18.cil.c[17728,17741] [2021-02-19 17:00:18,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:18,384 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:00:18,464 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_product18.cil.c[17728,17741] [2021-02-19 17:00:18,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:18,501 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:00:18,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:18 WrapperNode [2021-02-19 17:00:18,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:18,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:00:18,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:00:18,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:00:18,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:18" (1/1) ... [2021-02-19 17:00:18,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:18" (1/1) ... [2021-02-19 17:00:18,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:18" (1/1) ... [2021-02-19 17:00:18,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:18" (1/1) ... [2021-02-19 17:00:18,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:18" (1/1) ... [2021-02-19 17:00:18,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:18" (1/1) ... [2021-02-19 17:00:18,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:18" (1/1) ... [2021-02-19 17:00:18,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:00:18,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:00:18,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:00:18,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:00:18,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:00:18,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:00:18,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:00:18,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:18,715 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:00:18,715 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:00:18,715 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-19 17:00:18,715 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:00:18,715 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:00:18,716 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:00:18,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:00:18,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:00:18,716 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:00:18,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2021-02-19 17:00:18,716 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-19 17:00:18,717 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:00:18,717 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:00:18,717 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:00:18,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:00:18,717 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:00:18,717 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:00:18,717 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:00:18,718 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:00:18,724 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:00:18,724 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:00:18,724 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:00:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:00:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:00:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:00:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:00:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:00:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2021-02-19 17:00:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:00:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:00:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:00:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:18,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:00:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:00:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:00:18,741 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:00:18,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:00:18,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:00:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:00:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:00:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:00:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:00:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2021-02-19 17:00:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:00:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:00:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:00:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:00:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:00:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-19 17:00:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:00:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-19 17:00:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2021-02-19 17:00:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:00:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:00:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:00:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:00:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:00:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:00:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:00:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:00:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:00:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:00:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:00:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:00:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:00:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:00:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:00:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:00:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:00:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:00:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:00:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:00:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:00:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:00:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:00:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:00:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:00:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:00:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:00:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:00:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:00:19,980 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:00:19,980 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:00:19,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:19 BoogieIcfgContainer [2021-02-19 17:00:19,982 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:00:19,984 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:00:19,984 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:00:19,988 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:00:19,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:00:18" (1/3) ... [2021-02-19 17:00:19,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@399869df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:19, skipping insertion in model container [2021-02-19 17:00:19,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:18" (2/3) ... [2021-02-19 17:00:19,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@399869df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:19, skipping insertion in model container [2021-02-19 17:00:19,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:19" (3/3) ... [2021-02-19 17:00:19,991 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product18.cil.c [2021-02-19 17:00:19,998 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:00:20,003 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:00:20,046 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:00:20,091 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:00:20,091 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:00:20,092 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:00:20,092 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:00:20,093 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:00:20,093 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:00:20,094 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:00:20,094 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:00:20,122 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2021-02-19 17:00:20,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-02-19 17:00:20,135 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:20,136 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 17:00:20,136 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:20,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:20,145 INFO L82 PathProgramCache]: Analyzing trace with hash 1368223198, now seen corresponding path program 1 times [2021-02-19 17:00:20,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:20,157 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933380007] [2021-02-19 17:00:20,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:20,567 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:20,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:20,569 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:20,569 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:20,854 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:20,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:20,899 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:20,900 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:20,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:20,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:20,905 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:20,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:20,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:20,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:20,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:20,909 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:20,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:20,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:20,913 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:20,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:20,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:20,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:20,916 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:20,917 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:20,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:20,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:20,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:20,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-19 17:00:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:20,932 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:20,933 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:20,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 17:00:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:20,936 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:20,937 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:20,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:20,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933380007] [2021-02-19 17:00:20,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:20,985 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:00:20,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27540250] [2021-02-19 17:00:20,996 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:00:20,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:21,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:00:21,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:00:21,017 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 4 states. [2021-02-19 17:00:22,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:22,017 INFO L93 Difference]: Finished difference Result 256 states and 336 transitions. [2021-02-19 17:00:22,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:00:22,019 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2021-02-19 17:00:22,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:22,032 INFO L225 Difference]: With dead ends: 256 [2021-02-19 17:00:22,033 INFO L226 Difference]: Without dead ends: 144 [2021-02-19 17:00:22,037 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:00:22,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2021-02-19 17:00:22,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 113. [2021-02-19 17:00:22,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2021-02-19 17:00:22,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2021-02-19 17:00:22,123 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 51 [2021-02-19 17:00:22,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:22,123 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2021-02-19 17:00:22,123 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:00:22,124 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2021-02-19 17:00:22,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-02-19 17:00:22,127 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:22,127 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 17:00:22,127 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:00:22,127 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:22,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:22,128 INFO L82 PathProgramCache]: Analyzing trace with hash -1062904040, now seen corresponding path program 1 times [2021-02-19 17:00:22,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:22,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634355238] [2021-02-19 17:00:22,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:22,232 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:22,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:22,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:22,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:22,237 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:22,237 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:22,479 WARN L202 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:22,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:22,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:22,533 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:22,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:22,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:22,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:22,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:22,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:22,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:22,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:22,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:22,554 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:22,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:22,562 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:22,562 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:22,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:22,575 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:22,577 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:22,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:00:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:22,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:22,582 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:22,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 17:00:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:22,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:22,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:22,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:22,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634355238] [2021-02-19 17:00:22,605 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:22,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 17:00:22,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936205846] [2021-02-19 17:00:22,608 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 17:00:22,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:22,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 17:00:22,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 17:00:22,609 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 5 states. [2021-02-19 17:00:23,154 WARN L202 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:00:23,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:23,872 INFO L93 Difference]: Finished difference Result 197 states and 243 transitions. [2021-02-19 17:00:23,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 17:00:23,875 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-02-19 17:00:23,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:23,878 INFO L225 Difference]: With dead ends: 197 [2021-02-19 17:00:23,879 INFO L226 Difference]: Without dead ends: 134 [2021-02-19 17:00:23,880 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-19 17:00:23,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-02-19 17:00:23,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2021-02-19 17:00:23,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2021-02-19 17:00:23,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2021-02-19 17:00:23,932 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 52 [2021-02-19 17:00:23,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:23,932 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2021-02-19 17:00:23,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 17:00:23,933 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2021-02-19 17:00:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-02-19 17:00:23,935 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:23,935 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:00:23,935 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:00:23,935 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:23,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:23,936 INFO L82 PathProgramCache]: Analyzing trace with hash -316871506, now seen corresponding path program 1 times [2021-02-19 17:00:23,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:23,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357484112] [2021-02-19 17:00:23,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,055 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:24,059 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,059 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:24,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,060 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:24,066 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:24,088 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,089 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:24,095 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:24,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:24,100 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,349 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:24,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,424 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,424 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:00:24,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,430 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,431 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,434 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,442 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:24,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,454 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 17:00:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,471 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,471 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-02-19 17:00:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:24,474 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:24,475 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:24,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:24,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357484112] [2021-02-19 17:00:24,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:24,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:24,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770243742] [2021-02-19 17:00:24,486 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:24,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:24,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:24,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:24,488 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 9 states. [2021-02-19 17:00:24,937 WARN L202 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:25,274 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:25,581 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:25,859 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:26,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:26,853 INFO L93 Difference]: Finished difference Result 210 states and 262 transitions. [2021-02-19 17:00:26,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 17:00:26,853 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2021-02-19 17:00:26,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:26,856 INFO L225 Difference]: With dead ends: 210 [2021-02-19 17:00:26,856 INFO L226 Difference]: Without dead ends: 134 [2021-02-19 17:00:26,857 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-02-19 17:00:26,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-02-19 17:00:26,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2021-02-19 17:00:26,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2021-02-19 17:00:26,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 118 transitions. [2021-02-19 17:00:26,895 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 118 transitions. Word has length 57 [2021-02-19 17:00:26,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:26,896 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 118 transitions. [2021-02-19 17:00:26,896 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:26,896 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 118 transitions. [2021-02-19 17:00:26,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-02-19 17:00:26,898 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:26,898 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] [2021-02-19 17:00:26,898 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:00:26,899 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:26,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:26,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1281750501, now seen corresponding path program 1 times [2021-02-19 17:00:26,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:26,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757122433] [2021-02-19 17:00:26,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:26,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,980 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:26,983 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,983 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:26,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:26,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:26,986 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,987 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:26,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:26,995 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,997 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:27,248 WARN L202 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:27,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:27,279 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:27,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:27,283 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,283 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:27,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:27,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,286 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:27,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:27,289 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,290 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:27,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:27,293 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,293 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:27,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:27,304 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:27,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-02-19 17:00:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:27,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,317 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:27,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:00:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:27,320 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,320 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:27,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-19 17:00:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:27,324 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,325 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:27,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-02-19 17:00:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:27,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:27,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757122433] [2021-02-19 17:00:27,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:27,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:27,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930730701] [2021-02-19 17:00:27,354 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:27,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:27,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:27,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:27,355 INFO L87 Difference]: Start difference. First operand 104 states and 118 transitions. Second operand 9 states. [2021-02-19 17:00:27,782 WARN L202 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:28,883 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:29,236 WARN L202 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:29,533 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:29,805 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:30,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:30,755 INFO L93 Difference]: Finished difference Result 324 states and 430 transitions. [2021-02-19 17:00:30,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 17:00:30,756 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2021-02-19 17:00:30,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:30,763 INFO L225 Difference]: With dead ends: 324 [2021-02-19 17:00:30,763 INFO L226 Difference]: Without dead ends: 248 [2021-02-19 17:00:30,765 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-02-19 17:00:30,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2021-02-19 17:00:30,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 170. [2021-02-19 17:00:30,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2021-02-19 17:00:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 196 transitions. [2021-02-19 17:00:30,840 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 196 transitions. Word has length 65 [2021-02-19 17:00:30,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:30,841 INFO L480 AbstractCegarLoop]: Abstraction has 170 states and 196 transitions. [2021-02-19 17:00:30,841 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 196 transitions. [2021-02-19 17:00:30,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-02-19 17:00:30,843 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:30,843 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, 1] [2021-02-19 17:00:30,844 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:00:30,844 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:30,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:30,844 INFO L82 PathProgramCache]: Analyzing trace with hash -345667393, now seen corresponding path program 1 times [2021-02-19 17:00:30,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:30,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511261116] [2021-02-19 17:00:30,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,902 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,905 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,906 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,916 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,920 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,920 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:31,139 WARN L202 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:31,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:31,169 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:31,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:31,173 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,173 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:31,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:31,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:31,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:31,179 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,180 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:31,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:31,182 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,183 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:31,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:31,193 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,194 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:31,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-19 17:00:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:31,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,206 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:31,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-19 17:00:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:31,219 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:31,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:31,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-19 17:00:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:31,227 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,228 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:31,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-02-19 17:00:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:31,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:31,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-02-19 17:00:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:31,235 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:31,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:31,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:31,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511261116] [2021-02-19 17:00:31,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:31,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-19 17:00:31,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607802435] [2021-02-19 17:00:31,259 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-19 17:00:31,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:31,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-19 17:00:31,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-02-19 17:00:31,260 INFO L87 Difference]: Start difference. First operand 170 states and 196 transitions. Second operand 10 states. [2021-02-19 17:00:31,762 WARN L202 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:32,660 WARN L202 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:32,989 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:33,258 WARN L202 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:33,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:33,510 INFO L93 Difference]: Finished difference Result 309 states and 390 transitions. [2021-02-19 17:00:33,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 17:00:33,515 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2021-02-19 17:00:33,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:33,516 INFO L225 Difference]: With dead ends: 309 [2021-02-19 17:00:33,516 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:00:33,518 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-02-19 17:00:33,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:00:33,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:00:33,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:00:33,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:00:33,519 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2021-02-19 17:00:33,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:33,519 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:00:33,520 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-19 17:00:33,520 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:00:33,520 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:00:33,520 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-19 17:00:33,522 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:00:33,760 WARN L202 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 222 [2021-02-19 17:00:35,002 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 220 [2021-02-19 17:00:35,252 WARN L202 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 222 [2021-02-19 17:00:36,217 WARN L202 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-19 17:00:36,465 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:36,689 WARN L202 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-19 17:00:37,136 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2021-02-19 17:00:37,384 WARN L202 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:37,594 WARN L202 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:37,968 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 17:00:38,170 WARN L202 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:38,562 WARN L202 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 17:00:38,927 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 12 [2021-02-19 17:00:39,132 WARN L202 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2021-02-19 17:00:39,504 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:39,957 WARN L202 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-19 17:00:40,330 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:40,532 WARN L202 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:40,729 WARN L202 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:41,177 WARN L202 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-19 17:00:41,367 WARN L202 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2021-02-19 17:00:41,565 WARN L202 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:41,767 WARN L202 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-19 17:00:41,992 WARN L202 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-19 17:00:42,199 WARN L202 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-19 17:00:42,575 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-19 17:00:42,580 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:00:42,580 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:00:42,580 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:00:42,580 INFO L189 CegarLoopUtils]: For program point L608(lines 585 609) no Hoare annotation was computed. [2021-02-19 17:00:42,580 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 561 616) no Hoare annotation was computed. [2021-02-19 17:00:42,581 INFO L189 CegarLoopUtils]: For program point L592(lines 592 596) no Hoare annotation was computed. [2021-02-19 17:00:42,581 INFO L189 CegarLoopUtils]: For program point L592-1(lines 592 596) no Hoare annotation was computed. [2021-02-19 17:00:42,581 INFO L189 CegarLoopUtils]: For program point L587(line 587) no Hoare annotation was computed. [2021-02-19 17:00:42,581 INFO L189 CegarLoopUtils]: For program point L586-2(lines 586 607) no Hoare annotation was computed. [2021-02-19 17:00:42,581 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 561 616) no Hoare annotation was computed. [2021-02-19 17:00:42,581 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 561 616) no Hoare annotation was computed. [2021-02-19 17:00:42,582 INFO L189 CegarLoopUtils]: For program point L643-2(lines 643 668) no Hoare annotation was computed. [2021-02-19 17:00:42,582 INFO L189 CegarLoopUtils]: For program point L669(lines 642 670) no Hoare annotation was computed. [2021-02-19 17:00:42,582 INFO L189 CegarLoopUtils]: For program point L662(line 662) no Hoare annotation was computed. [2021-02-19 17:00:42,582 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 617 676) no Hoare annotation was computed. [2021-02-19 17:00:42,582 INFO L189 CegarLoopUtils]: For program point L662-1(line 662) no Hoare annotation was computed. [2021-02-19 17:00:42,582 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 617 676) no Hoare annotation was computed. [2021-02-19 17:00:42,582 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 617 676) no Hoare annotation was computed. [2021-02-19 17:00:42,583 INFO L189 CegarLoopUtils]: For program point L649(lines 649 653) no Hoare annotation was computed. [2021-02-19 17:00:42,583 INFO L189 CegarLoopUtils]: For program point L649-1(lines 649 653) no Hoare annotation was computed. [2021-02-19 17:00:42,583 INFO L189 CegarLoopUtils]: For program point L644(line 644) no Hoare annotation was computed. [2021-02-19 17:00:42,583 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 402 408) the Hoare annotation is: true [2021-02-19 17:00:42,583 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 402 408) no Hoare annotation was computed. [2021-02-19 17:00:42,583 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 409 417) no Hoare annotation was computed. [2021-02-19 17:00:42,583 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 409 417) the Hoare annotation is: true [2021-02-19 17:00:42,583 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 409 417) no Hoare annotation was computed. [2021-02-19 17:00:42,584 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 360 382) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,584 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 360 382) no Hoare annotation was computed. [2021-02-19 17:00:42,584 INFO L185 CegarLoopUtils]: At program point L372(line 372) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:00:42,584 INFO L185 CegarLoopUtils]: At program point L372-1(line 372) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:00:42,584 INFO L189 CegarLoopUtils]: For program point L370(lines 370 377) no Hoare annotation was computed. [2021-02-19 17:00:42,584 INFO L189 CegarLoopUtils]: For program point L370-1(lines 370 377) no Hoare annotation was computed. [2021-02-19 17:00:42,584 INFO L189 CegarLoopUtils]: For program point L368(line 368) no Hoare annotation was computed. [2021-02-19 17:00:42,584 INFO L185 CegarLoopUtils]: At program point L367(line 367) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,585 INFO L185 CegarLoopUtils]: At program point L366(line 366) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,585 INFO L185 CegarLoopUtils]: At program point L366-1(line 366) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,585 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 360 382) no Hoare annotation was computed. [2021-02-19 17:00:42,585 INFO L189 CegarLoopUtils]: For program point L321(line 321) no Hoare annotation was computed. [2021-02-19 17:00:42,585 INFO L189 CegarLoopUtils]: For program point L320(line 320) no Hoare annotation was computed. [2021-02-19 17:00:42,585 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 314 337) no Hoare annotation was computed. [2021-02-19 17:00:42,585 INFO L189 CegarLoopUtils]: For program point L319(line 319) no Hoare annotation was computed. [2021-02-19 17:00:42,585 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 314 337) no Hoare annotation was computed. [2021-02-19 17:00:42,585 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 314 337) no Hoare annotation was computed. [2021-02-19 17:00:42,586 INFO L189 CegarLoopUtils]: For program point L332(line 332) no Hoare annotation was computed. [2021-02-19 17:00:42,586 INFO L189 CegarLoopUtils]: For program point L331(line 331) no Hoare annotation was computed. [2021-02-19 17:00:42,586 INFO L189 CegarLoopUtils]: For program point L330(line 330) no Hoare annotation was computed. [2021-02-19 17:00:42,586 INFO L189 CegarLoopUtils]: For program point L329(line 329) no Hoare annotation was computed. [2021-02-19 17:00:42,586 INFO L189 CegarLoopUtils]: For program point L328(line 328) no Hoare annotation was computed. [2021-02-19 17:00:42,586 INFO L189 CegarLoopUtils]: For program point L327(line 327) no Hoare annotation was computed. [2021-02-19 17:00:42,586 INFO L189 CegarLoopUtils]: For program point L326(line 326) no Hoare annotation was computed. [2021-02-19 17:00:42,586 INFO L189 CegarLoopUtils]: For program point L325(line 325) no Hoare annotation was computed. [2021-02-19 17:00:42,587 INFO L189 CegarLoopUtils]: For program point L324(line 324) no Hoare annotation was computed. [2021-02-19 17:00:42,587 INFO L189 CegarLoopUtils]: For program point L323(line 323) no Hoare annotation was computed. [2021-02-19 17:00:42,587 INFO L189 CegarLoopUtils]: For program point L322(line 322) no Hoare annotation was computed. [2021-02-19 17:00:42,587 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 140 148) no Hoare annotation was computed. [2021-02-19 17:00:42,587 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 140 148) the Hoare annotation is: true [2021-02-19 17:00:42,587 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 140 148) no Hoare annotation was computed. [2021-02-19 17:00:42,587 INFO L192 CegarLoopUtils]: At program point L192(line 192) the Hoare annotation is: true [2021-02-19 17:00:42,587 INFO L189 CegarLoopUtils]: For program point L194-2(lines 194 198) no Hoare annotation was computed. [2021-02-19 17:00:42,587 INFO L189 CegarLoopUtils]: For program point L192-1(line 192) no Hoare annotation was computed. [2021-02-19 17:00:42,587 INFO L192 CegarLoopUtils]: At program point isLowWaterLevelENTRY(lines 185 203) the Hoare annotation is: true [2021-02-19 17:00:42,587 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelEXIT(lines 185 203) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point L194(lines 194 198) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelFINAL(lines 185 203) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point L156(lines 156 164) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point L156-2(lines 156 164) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point L179(line 179) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point L179-1(line 179) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 149 184) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point L168(lines 168 176) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 149 184) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point L168-2(lines 168 176) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 149 184) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 395 401) no Hoare annotation was computed. [2021-02-19 17:00:42,588 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 395 401) the Hoare annotation is: true [2021-02-19 17:00:42,588 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 515 560) no Hoare annotation was computed. [2021-02-19 17:00:42,589 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 515 560) no Hoare annotation was computed. [2021-02-19 17:00:42,589 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 515 560) no Hoare annotation was computed. [2021-02-19 17:00:42,589 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 828 873) no Hoare annotation was computed. [2021-02-19 17:00:42,589 INFO L189 CegarLoopUtils]: For program point L848(lines 848 855) no Hoare annotation was computed. [2021-02-19 17:00:42,589 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 828 873) no Hoare annotation was computed. [2021-02-19 17:00:42,589 INFO L189 CegarLoopUtils]: For program point L842(lines 842 862) no Hoare annotation was computed. [2021-02-19 17:00:42,589 INFO L189 CegarLoopUtils]: For program point L842-1(lines 842 862) no Hoare annotation was computed. [2021-02-19 17:00:42,589 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 828 873) no Hoare annotation was computed. [2021-02-19 17:00:42,590 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 346 356) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,590 INFO L185 CegarLoopUtils]: At program point L351(line 351) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2021-02-19 17:00:42,590 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 346 356) no Hoare annotation was computed. [2021-02-19 17:00:42,590 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 346 356) no Hoare annotation was computed. [2021-02-19 17:00:42,590 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmENTRY(lines 129 139) no Hoare annotation was computed. [2021-02-19 17:00:42,590 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 129 139) no Hoare annotation was computed. [2021-02-19 17:00:42,590 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 129 139) no Hoare annotation was computed. [2021-02-19 17:00:42,590 INFO L189 CegarLoopUtils]: For program point L134(line 134) no Hoare annotation was computed. [2021-02-19 17:00:42,590 INFO L189 CegarLoopUtils]: For program point L134-1(line 134) no Hoare annotation was computed. [2021-02-19 17:00:42,591 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 121 128) the Hoare annotation is: true [2021-02-19 17:00:42,591 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 121 128) no Hoare annotation was computed. [2021-02-19 17:00:42,591 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 121 128) no Hoare annotation was computed. [2021-02-19 17:00:42,591 INFO L189 CegarLoopUtils]: For program point L96(lines 96 104) no Hoare annotation was computed. [2021-02-19 17:00:42,591 INFO L185 CegarLoopUtils]: At program point L94(line 94) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:42,591 INFO L189 CegarLoopUtils]: For program point L94-1(line 94) no Hoare annotation was computed. [2021-02-19 17:00:42,591 INFO L189 CegarLoopUtils]: For program point L92(lines 92 109) no Hoare annotation was computed. [2021-02-19 17:00:42,591 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 88 112) no Hoare annotation was computed. [2021-02-19 17:00:42,592 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 88 112) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:42,592 INFO L185 CegarLoopUtils]: At program point L107(line 107) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:42,592 INFO L189 CegarLoopUtils]: For program point L107-1(lines 88 112) no Hoare annotation was computed. [2021-02-19 17:00:42,592 INFO L185 CegarLoopUtils]: At program point L102(line 102) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:42,592 INFO L185 CegarLoopUtils]: At program point L98(line 98) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:42,592 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 80 86) no Hoare annotation was computed. [2021-02-19 17:00:42,592 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 80 86) the Hoare annotation is: true [2021-02-19 17:00:42,592 INFO L189 CegarLoopUtils]: For program point L256(lines 256 269) no Hoare annotation was computed. [2021-02-19 17:00:42,593 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 216 281) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,593 INFO L185 CegarLoopUtils]: At program point L248(line 248) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,593 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 216 281) no Hoare annotation was computed. [2021-02-19 17:00:42,593 INFO L189 CegarLoopUtils]: For program point L246(lines 246 252) no Hoare annotation was computed. [2021-02-19 17:00:42,593 INFO L189 CegarLoopUtils]: For program point L246-1(lines 246 252) no Hoare annotation was computed. [2021-02-19 17:00:42,593 INFO L185 CegarLoopUtils]: At program point L271(lines 226 273) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,593 INFO L185 CegarLoopUtils]: At program point L238(line 238) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,593 INFO L189 CegarLoopUtils]: For program point L236(lines 236 242) no Hoare annotation was computed. [2021-02-19 17:00:42,594 INFO L189 CegarLoopUtils]: For program point L236-1(lines 236 242) no Hoare annotation was computed. [2021-02-19 17:00:42,594 INFO L189 CegarLoopUtils]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-02-19 17:00:42,594 INFO L185 CegarLoopUtils]: At program point L274(lines 225 275) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,594 INFO L189 CegarLoopUtils]: For program point L264(lines 264 268) no Hoare annotation was computed. [2021-02-19 17:00:42,594 INFO L185 CegarLoopUtils]: At program point L264-2(lines 256 269) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,594 INFO L189 CegarLoopUtils]: For program point L227(lines 226 273) no Hoare annotation was computed. [2021-02-19 17:00:42,594 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 216 281) no Hoare annotation was computed. [2021-02-19 17:00:42,594 INFO L185 CegarLoopUtils]: At program point L258(line 258) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:42,595 INFO L189 CegarLoopUtils]: For program point L796(lines 796 816) no Hoare annotation was computed. [2021-02-19 17:00:42,595 INFO L189 CegarLoopUtils]: For program point L796-1(lines 796 816) no Hoare annotation was computed. [2021-02-19 17:00:42,595 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 782 827) no Hoare annotation was computed. [2021-02-19 17:00:42,595 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 782 827) no Hoare annotation was computed. [2021-02-19 17:00:42,595 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 782 827) no Hoare annotation was computed. [2021-02-19 17:00:42,595 INFO L189 CegarLoopUtils]: For program point L802(lines 802 809) no Hoare annotation was computed. [2021-02-19 17:00:42,595 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryFINAL(lines 499 507) no Hoare annotation was computed. [2021-02-19 17:00:42,595 INFO L192 CegarLoopUtils]: At program point isLowWaterSensorDryENTRY(lines 499 507) the Hoare annotation is: true [2021-02-19 17:00:42,595 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryEXIT(lines 499 507) no Hoare annotation was computed. [2021-02-19 17:00:42,596 INFO L189 CegarLoopUtils]: For program point L897(lines 897 907) no Hoare annotation was computed. [2021-02-19 17:00:42,596 INFO L185 CegarLoopUtils]: At program point L895(line 895) 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 17:00:42,596 INFO L189 CegarLoopUtils]: For program point L895-1(line 895) no Hoare annotation was computed. [2021-02-19 17:00:42,596 INFO L189 CegarLoopUtils]: For program point L893(lines 893 910) no Hoare annotation was computed. [2021-02-19 17:00:42,596 INFO L189 CegarLoopUtils]: For program point L893-1(lines 885 913) no Hoare annotation was computed. [2021-02-19 17:00:42,596 INFO L185 CegarLoopUtils]: At program point L891(line 891) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:42,596 INFO L189 CegarLoopUtils]: For program point L891-1(line 891) no Hoare annotation was computed. [2021-02-19 17:00:42,597 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 885 913) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:42,597 INFO L185 CegarLoopUtils]: At program point L900(line 900) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:42,597 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__2EXIT(lines 885 913) no Hoare annotation was computed. [2021-02-19 17:00:42,597 INFO L189 CegarLoopUtils]: For program point L898(lines 898 904) no Hoare annotation was computed. [2021-02-19 17:00:42,597 INFO L189 CegarLoopUtils]: For program point L475(lines 475 483) no Hoare annotation was computed. [2021-02-19 17:00:42,597 INFO L189 CegarLoopUtils]: For program point L475-2(lines 475 483) no Hoare annotation was computed. [2021-02-19 17:00:42,597 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 467 489) no Hoare annotation was computed. [2021-02-19 17:00:42,597 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 467 489) no Hoare annotation was computed. [2021-02-19 17:00:42,597 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 467 489) no Hoare annotation was computed. [2021-02-19 17:00:42,598 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 877 884) 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 17:00:42,598 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1FINAL(lines 877 884) no Hoare annotation was computed. [2021-02-19 17:00:42,598 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1EXIT(lines 877 884) no Hoare annotation was computed. [2021-02-19 17:00:42,598 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 385 394) no Hoare annotation was computed. [2021-02-19 17:00:42,598 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 385 394) no Hoare annotation was computed. [2021-02-19 17:00:42,598 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 385 394) no Hoare annotation was computed. [2021-02-19 17:00:42,598 INFO L189 CegarLoopUtils]: For program point L768(lines 768 775) no Hoare annotation was computed. [2021-02-19 17:00:42,598 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 679 781) no Hoare annotation was computed. [2021-02-19 17:00:42,598 INFO L189 CegarLoopUtils]: For program point L729(lines 728 748) no Hoare annotation was computed. [2021-02-19 17:00:42,598 INFO L189 CegarLoopUtils]: For program point L760(line 760) no Hoare annotation was computed. [2021-02-19 17:00:42,599 INFO L189 CegarLoopUtils]: For program point L760-1(line 760) no Hoare annotation was computed. [2021-02-19 17:00:42,599 INFO L189 CegarLoopUtils]: For program point L725(lines 725 766) no Hoare annotation was computed. [2021-02-19 17:00:42,599 INFO L189 CegarLoopUtils]: For program point L744(line 744) no Hoare annotation was computed. [2021-02-19 17:00:42,599 INFO L189 CegarLoopUtils]: For program point L744-1(line 744) no Hoare annotation was computed. [2021-02-19 17:00:42,599 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 679 781) no Hoare annotation was computed. [2021-02-19 17:00:42,599 INFO L189 CegarLoopUtils]: For program point L703(lines 703 707) no Hoare annotation was computed. [2021-02-19 17:00:42,599 INFO L189 CegarLoopUtils]: For program point L767(lines 767 778) no Hoare annotation was computed. [2021-02-19 17:00:42,599 INFO L189 CegarLoopUtils]: For program point L730(lines 730 734) no Hoare annotation was computed. [2021-02-19 17:00:42,599 INFO L189 CegarLoopUtils]: For program point L728-2(lines 728 748) no Hoare annotation was computed. [2021-02-19 17:00:42,599 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 679 781) no Hoare annotation was computed. [2021-02-19 17:00:42,600 INFO L189 CegarLoopUtils]: For program point L749(lines 727 750) no Hoare annotation was computed. [2021-02-19 17:00:42,600 INFO L189 CegarLoopUtils]: For program point L708(lines 708 724) no Hoare annotation was computed. [2021-02-19 17:00:42,600 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:42,600 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)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.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~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:00:42,600 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:42,600 INFO L189 CegarLoopUtils]: For program point activatePumpFINAL(lines 113 120) no Hoare annotation was computed. [2021-02-19 17:00:42,601 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 113 120) no Hoare annotation was computed. [2021-02-19 17:00:42,601 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 113 120) no Hoare annotation was computed. [2021-02-19 17:00:42,601 INFO L189 CegarLoopUtils]: For program point getWaterLevelENTRY(lines 490 498) no Hoare annotation was computed. [2021-02-19 17:00:42,601 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 490 498) no Hoare annotation was computed. [2021-02-19 17:00:42,601 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 490 498) no Hoare annotation was computed. [2021-02-19 17:00:42,601 INFO L189 CegarLoopUtils]: For program point L450-1(lines 446 457) no Hoare annotation was computed. [2021-02-19 17:00:42,601 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 446 457) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:00:42,601 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 446 457) no Hoare annotation was computed. [2021-02-19 17:00:42,601 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:42,601 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:00:42,602 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:42,602 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 458 466) the Hoare annotation is: true [2021-02-19 17:00:42,602 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 458 466) no Hoare annotation was computed. [2021-02-19 17:00:42,602 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 458 466) no Hoare annotation was computed. [2021-02-19 17:00:42,602 INFO L185 CegarLoopUtils]: At program point L62(line 62) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:42,602 INFO L189 CegarLoopUtils]: For program point L60(lines 59 78) no Hoare annotation was computed. [2021-02-19 17:00:42,602 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 56 79) 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 17:00:42,602 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 56 79) no Hoare annotation was computed. [2021-02-19 17:00:42,603 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 56 79) no Hoare annotation was computed. [2021-02-19 17:00:42,603 INFO L185 CegarLoopUtils]: At program point L69(line 69) 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 17:00:42,603 INFO L185 CegarLoopUtils]: At program point L67(lines 67 73) 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 17:00:42,603 INFO L189 CegarLoopUtils]: For program point L290-1(line 290) no Hoare annotation was computed. [2021-02-19 17:00:42,603 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 284 313) no Hoare annotation was computed. [2021-02-19 17:00:42,603 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 284 313) the Hoare annotation is: true [2021-02-19 17:00:42,603 INFO L192 CegarLoopUtils]: At program point L309(lines 284 313) the Hoare annotation is: true [2021-02-19 17:00:42,604 INFO L189 CegarLoopUtils]: For program point L305(line 305) no Hoare annotation was computed. [2021-02-19 17:00:42,604 INFO L189 CegarLoopUtils]: For program point L298(lines 298 302) no Hoare annotation was computed. [2021-02-19 17:00:42,604 INFO L192 CegarLoopUtils]: At program point L298-1(lines 298 302) the Hoare annotation is: true [2021-02-19 17:00:42,604 INFO L189 CegarLoopUtils]: For program point L295(line 295) no Hoare annotation was computed. [2021-02-19 17:00:42,604 INFO L192 CegarLoopUtils]: At program point L294-2(lines 294 308) the Hoare annotation is: true [2021-02-19 17:00:42,604 INFO L192 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: true [2021-02-19 17:00:42,604 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 422 433) the Hoare annotation is: true [2021-02-19 17:00:42,604 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 422 433) no Hoare annotation was computed. [2021-02-19 17:00:42,604 INFO L189 CegarLoopUtils]: For program point L426-1(lines 422 433) no Hoare annotation was computed. [2021-02-19 17:00:42,605 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 338 344) no Hoare annotation was computed. [2021-02-19 17:00:42,605 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 338 344) the Hoare annotation is: true [2021-02-19 17:00:42,605 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:42,605 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 17:00:42,605 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:00:42,605 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:42,605 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 204 211) no Hoare annotation was computed. [2021-02-19 17:00:42,606 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 204 211) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2021-02-19 17:00:42,606 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 204 211) no Hoare annotation was computed. [2021-02-19 17:00:42,606 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 434 445) no Hoare annotation was computed. [2021-02-19 17:00:42,606 INFO L189 CegarLoopUtils]: For program point L438-1(lines 434 445) no Hoare annotation was computed. [2021-02-19 17:00:42,606 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 434 445) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:00:42,606 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 915 922) no Hoare annotation was computed. [2021-02-19 17:00:42,606 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2021-02-19 17:00:42,606 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 915 922) the Hoare annotation is: true [2021-02-19 17:00:42,607 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 915 922) no Hoare annotation was computed. [2021-02-19 17:00:42,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:00:42 BoogieIcfgContainer [2021-02-19 17:00:42,623 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:00:42,624 INFO L168 Benchmark]: Toolchain (without parser) took 24617.98 ms. Allocated memory was 152.0 MB in the beginning and 398.5 MB in the end (delta: 246.4 MB). Free memory was 127.4 MB in the beginning and 164.9 MB in the end (delta: -37.5 MB). Peak memory consumption was 236.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:42,625 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 152.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:00:42,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 479.25 ms. Allocated memory is still 152.0 MB. Free memory was 126.2 MB in the beginning and 105.6 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:42,626 INFO L168 Benchmark]: Boogie Preprocessor took 90.51 ms. Allocated memory is still 152.0 MB. Free memory was 105.6 MB in the beginning and 101.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:42,627 INFO L168 Benchmark]: RCFGBuilder took 1388.71 ms. Allocated memory is still 152.0 MB. Free memory was 101.7 MB in the beginning and 52.2 MB in the end (delta: 49.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:42,627 INFO L168 Benchmark]: TraceAbstraction took 22638.59 ms. Allocated memory was 152.0 MB in the beginning and 398.5 MB in the end (delta: 246.4 MB). Free memory was 51.7 MB in the beginning and 164.9 MB in the end (delta: -113.3 MB). Peak memory consumption was 161.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:42,630 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 152.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 479.25 ms. Allocated memory is still 152.0 MB. Free memory was 126.2 MB in the beginning and 105.6 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 90.51 ms. Allocated memory is still 152.0 MB. Free memory was 105.6 MB in the beginning and 101.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1388.71 ms. Allocated memory is still 152.0 MB. Free memory was 101.7 MB in the beginning and 52.2 MB in the end (delta: 49.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 22638.59 ms. Allocated memory was 152.0 MB in the beginning and 398.5 MB in the end (delta: 246.4 MB). Free memory was 51.7 MB in the beginning and 164.9 MB in the end (delta: -113.3 MB). Peak memory consumption was 161.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 919]: 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: 225]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 226 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 10.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 455 SDtfs, 824 SDslu, 394 SDs, 0 SdLazy, 1874 SolverSat, 597 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=170occurred 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, 169 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 258 PreInvPairs, 296 NumberOfFragments, 851 HoareAnnotationTreeSize, 258 FomulaSimplifications, 118732 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 53 FomulaSimplificationsInter, 10138 FormulaSimplificationTreeSizeReductionInter, 6.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 91111 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...