/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:09:22,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:09:22,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:09:22,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:09:22,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:09:22,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:09:22,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:09:22,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:09:22,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:09:22,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:09:22,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:09:22,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:09:22,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:09:22,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:09:22,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:09:22,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:09:22,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:09:22,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:09:22,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:09:22,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:09:22,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:09:22,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:09:22,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:09:22,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:09:22,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:09:22,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:09:22,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:09:22,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:09:22,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:09:22,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:09:22,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:09:22,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:09:22,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:09:22,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:09:22,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:09:22,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:09:22,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:09:22,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:09:22,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:09:22,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:09:22,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:09:22,551 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-19 17:09:22,586 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:09:22,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:09:22,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:09:22,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:09:22,590 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:09:22,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:09:22,592 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:09:22,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:09:22,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:09:22,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:09:22,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:09:22,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:09:22,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:09:22,594 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:09:22,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:09:22,594 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:09:22,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:09:22,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:09:22,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:09:22,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:09:22,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:09:22,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:09:22,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:09:22,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:09:22,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:09:22,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:09:22,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:09:22,599 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:09:22,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:09:23,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:09:23,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:09:23,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:09:23,076 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:09:23,077 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:09:23,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2021-02-19 17:09:23,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbf994a43/bca9ccc2051c4dd89a85c7d57f98d991/FLAG56a306fab [2021-02-19 17:09:23,886 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:09:23,892 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2021-02-19 17:09:23,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbf994a43/bca9ccc2051c4dd89a85c7d57f98d991/FLAG56a306fab [2021-02-19 17:09:24,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbf994a43/bca9ccc2051c4dd89a85c7d57f98d991 [2021-02-19 17:09:24,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:09:24,155 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:09:24,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:09:24,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:09:24,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:09:24,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:09:24" (1/1) ... [2021-02-19 17:09:24,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50632b22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:24, skipping insertion in model container [2021-02-19 17:09:24,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:09:24" (1/1) ... [2021-02-19 17:09:24,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:09:24,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:09:24,646 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c[16823,16836] [2021-02-19 17:09:24,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:09:24,662 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:09:24,741 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c[16823,16836] [2021-02-19 17:09:24,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:09:24,778 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:09:24,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:24 WrapperNode [2021-02-19 17:09:24,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:09:24,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:09:24,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:09:24,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:09:24,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:24" (1/1) ... [2021-02-19 17:09:24,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:24" (1/1) ... [2021-02-19 17:09:24,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:24" (1/1) ... [2021-02-19 17:09:24,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:24" (1/1) ... [2021-02-19 17:09:24,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:24" (1/1) ... [2021-02-19 17:09:24,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:24" (1/1) ... [2021-02-19 17:09:24,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:24" (1/1) ... [2021-02-19 17:09:24,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:09:24,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:09:24,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:09:24,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:09:24,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:09:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:09:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:09:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:09:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:09:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:09:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:09:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:09:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:09:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:09:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:09:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:09:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:09:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:09:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:09:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:09:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:09:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:09:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:09:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:09:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:09:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:09:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:09:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:09:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:09:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:09:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:09:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:09:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:09:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:09:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:09:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:09:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:09:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2021-02-19 17:09:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:09:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:09:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:09:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:09:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:09:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:09:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:09:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:09:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:09:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:09:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:09:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:09:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:09:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:09:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2021-02-19 17:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2021-02-19 17:09:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:09:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:09:26,229 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:09:26,229 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:09:26,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:09:26 BoogieIcfgContainer [2021-02-19 17:09:26,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:09:26,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:09:26,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:09:26,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:09:26,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:09:24" (1/3) ... [2021-02-19 17:09:26,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a420019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:09:26, skipping insertion in model container [2021-02-19 17:09:26,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:09:24" (2/3) ... [2021-02-19 17:09:26,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a420019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:09:26, skipping insertion in model container [2021-02-19 17:09:26,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:09:26" (3/3) ... [2021-02-19 17:09:26,248 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product01.cil.c [2021-02-19 17:09:26,255 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:09:26,265 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:09:26,304 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:09:26,331 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:09:26,331 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:09:26,331 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:09:26,331 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:09:26,331 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:09:26,332 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:09:26,332 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:09:26,332 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:09:26,353 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2021-02-19 17:09:26,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-02-19 17:09:26,362 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:26,363 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:09:26,363 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:26,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:26,370 INFO L82 PathProgramCache]: Analyzing trace with hash -1638768239, now seen corresponding path program 1 times [2021-02-19 17:09:26,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:26,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858365713] [2021-02-19 17:09:26,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:26,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:26,756 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:26,757 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:26,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:27,069 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:27,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:27,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:27,171 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:27,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:09:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:27,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:27,177 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:27,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:09:27,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:27,181 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:27,181 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:27,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:09:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:27,186 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:27,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:27,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:09:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:27,191 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:27,191 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:27,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:09:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:27,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:27,204 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:27,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-02-19 17:09:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:27,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:27,212 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:27,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:27,216 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:27,217 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:27,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-19 17:09:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:27,221 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:27,222 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:27,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-19 17:09:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:27,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:27,227 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:27,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:09:27,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858365713] [2021-02-19 17:09:27,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:09:27,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:09:27,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899068621] [2021-02-19 17:09:27,253 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:09:27,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:09:27,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:09:27,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:09:27,272 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 4 states. [2021-02-19 17:09:28,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:09:28,154 INFO L93 Difference]: Finished difference Result 205 states and 272 transitions. [2021-02-19 17:09:28,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:09:28,156 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2021-02-19 17:09:28,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:09:28,168 INFO L225 Difference]: With dead ends: 205 [2021-02-19 17:09:28,169 INFO L226 Difference]: Without dead ends: 115 [2021-02-19 17:09:28,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:09:28,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2021-02-19 17:09:28,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2021-02-19 17:09:28,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2021-02-19 17:09:28,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions. [2021-02-19 17:09:28,252 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 59 [2021-02-19 17:09:28,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:09:28,253 INFO L480 AbstractCegarLoop]: Abstraction has 91 states and 106 transitions. [2021-02-19 17:09:28,253 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:09:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2021-02-19 17:09:28,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-02-19 17:09:28,257 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:28,257 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:09:28,257 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:09:28,257 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:28,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:28,258 INFO L82 PathProgramCache]: Analyzing trace with hash -373893399, now seen corresponding path program 1 times [2021-02-19 17:09:28,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:28,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561149178] [2021-02-19 17:09:28,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,421 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,422 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:28,431 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,432 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:28,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,438 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:28,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,445 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:09:28,451 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,452 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,796 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:28,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,881 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,882 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:09:28,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:09:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,891 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:09:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,895 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:09:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,929 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-19 17:09:28,930 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-19 17:09:28,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:09:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,953 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,954 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:09:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,969 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,970 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:09:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,976 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,977 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-02-19 17:09:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:28,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-02-19 17:09:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:28,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:28,989 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:29,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:09:29,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561149178] [2021-02-19 17:09:29,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:09:29,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:09:29,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139060175] [2021-02-19 17:09:29,004 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:09:29,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:09:29,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:09:29,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:09:29,005 INFO L87 Difference]: Start difference. First operand 91 states and 106 transitions. Second operand 9 states. [2021-02-19 17:09:29,474 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:09:29,898 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:30,304 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:30,726 WARN L202 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:31,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:09:31,669 INFO L93 Difference]: Finished difference Result 178 states and 227 transitions. [2021-02-19 17:09:31,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 17:09:31,673 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-02-19 17:09:31,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:09:31,679 INFO L225 Difference]: With dead ends: 178 [2021-02-19 17:09:31,680 INFO L226 Difference]: Without dead ends: 115 [2021-02-19 17:09:31,681 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-02-19 17:09:31,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2021-02-19 17:09:31,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2021-02-19 17:09:31,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2021-02-19 17:09:31,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 105 transitions. [2021-02-19 17:09:31,720 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 105 transitions. Word has length 64 [2021-02-19 17:09:31,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:09:31,720 INFO L480 AbstractCegarLoop]: Abstraction has 91 states and 105 transitions. [2021-02-19 17:09:31,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:09:31,721 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2021-02-19 17:09:31,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-02-19 17:09:31,723 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:31,723 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:09:31,723 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:09:31,724 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:31,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:31,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1076497281, now seen corresponding path program 1 times [2021-02-19 17:09:31,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:31,725 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735451188] [2021-02-19 17:09:31,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:31,793 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:31,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:31,798 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:31,798 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:31,801 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:31,802 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,183 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:32,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,209 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:09:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:09:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,215 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:09:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,219 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,220 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:09:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:09:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,239 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,240 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-02-19 17:09:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,244 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,245 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,248 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,248 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 17:09:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,251 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-02-19 17:09:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,254 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-02-19 17:09:32,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:32,258 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:32,259 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:32,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-19 17:09:32,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735451188] [2021-02-19 17:09:32,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:09:32,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 17:09:32,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119585293] [2021-02-19 17:09:32,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 17:09:32,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:09:32,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 17:09:32,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 17:09:32,271 INFO L87 Difference]: Start difference. First operand 91 states and 105 transitions. Second operand 5 states. [2021-02-19 17:09:32,834 WARN L202 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:09:33,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:09:33,301 INFO L93 Difference]: Finished difference Result 150 states and 182 transitions. [2021-02-19 17:09:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 17:09:33,302 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2021-02-19 17:09:33,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:09:33,304 INFO L225 Difference]: With dead ends: 150 [2021-02-19 17:09:33,304 INFO L226 Difference]: Without dead ends: 105 [2021-02-19 17:09:33,305 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-19 17:09:33,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-02-19 17:09:33,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 82. [2021-02-19 17:09:33,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2021-02-19 17:09:33,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 93 transitions. [2021-02-19 17:09:33,332 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 93 transitions. Word has length 63 [2021-02-19 17:09:33,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:09:33,333 INFO L480 AbstractCegarLoop]: Abstraction has 82 states and 93 transitions. [2021-02-19 17:09:33,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 17:09:33,333 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2021-02-19 17:09:33,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-02-19 17:09:33,335 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:09:33,335 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:09:33,335 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:09:33,335 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:09:33,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:09:33,336 INFO L82 PathProgramCache]: Analyzing trace with hash -2046606242, now seen corresponding path program 1 times [2021-02-19 17:09:33,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:09:33,336 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039386396] [2021-02-19 17:09:33,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:09:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,400 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,401 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:33,404 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,405 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:33,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:33,416 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,417 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:33,801 WARN L202 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:33,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,859 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:33,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:09:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,864 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,864 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:33,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:09:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,868 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,868 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:33,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:09:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,872 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,873 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:33,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:09:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,876 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,876 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:33,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:09:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,889 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,890 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:33,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:09:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,899 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,900 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:33,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:09:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,903 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:33,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-02-19 17:09:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,906 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:33,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-02-19 17:09:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,910 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:09:33,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-02-19 17:09:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:09:33,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:09:33,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:09:33,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-02-19 17:09:33,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039386396] [2021-02-19 17:09:33,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:09:33,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-19 17:09:33,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720170804] [2021-02-19 17:09:33,939 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-19 17:09:33,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:09:33,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-19 17:09:33,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-19 17:09:33,940 INFO L87 Difference]: Start difference. First operand 82 states and 93 transitions. Second operand 8 states. [2021-02-19 17:09:34,488 WARN L202 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:09:35,331 WARN L202 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:36,033 WARN L202 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:36,434 WARN L202 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:09:36,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:09:36,538 INFO L93 Difference]: Finished difference Result 151 states and 189 transitions. [2021-02-19 17:09:36,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-19 17:09:36,539 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2021-02-19 17:09:36,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:09:36,541 INFO L225 Difference]: With dead ends: 151 [2021-02-19 17:09:36,541 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:09:36,543 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-02-19 17:09:36,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:09:36,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:09:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:09:36,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:09:36,544 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2021-02-19 17:09:36,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:09:36,545 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:09:36,545 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-19 17:09:36,545 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:09:36,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:09:36,545 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:09:36,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:09:37,815 WARN L202 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2021-02-19 17:09:38,059 WARN L202 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2021-02-19 17:09:38,351 WARN L202 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2021-02-19 17:09:38,568 WARN L202 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:09:38,813 WARN L202 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2021-02-19 17:09:39,080 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2021-02-19 17:09:39,330 WARN L202 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2021-02-19 17:09:39,665 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:09:39,991 WARN L202 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 16 [2021-02-19 17:09:40,283 WARN L202 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:09:40,589 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 21 [2021-02-19 17:09:40,889 WARN L202 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 21 [2021-02-19 17:09:41,154 WARN L202 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:09:41,426 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2021-02-19 17:09:41,434 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:09:41,435 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:09:41,435 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:09:41,435 INFO L189 CegarLoopUtils]: For program point L350(lines 350 354) no Hoare annotation was computed. [2021-02-19 17:09:41,435 INFO L189 CegarLoopUtils]: For program point L350-1(lines 350 354) no Hoare annotation was computed. [2021-02-19 17:09:41,435 INFO L189 CegarLoopUtils]: For program point L345(line 345) no Hoare annotation was computed. [2021-02-19 17:09:41,435 INFO L189 CegarLoopUtils]: For program point L344-2(lines 344 365) no Hoare annotation was computed. [2021-02-19 17:09:41,435 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 319 374) no Hoare annotation was computed. [2021-02-19 17:09:41,435 INFO L189 CegarLoopUtils]: For program point L366(lines 343 367) no Hoare annotation was computed. [2021-02-19 17:09:41,435 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 319 374) no Hoare annotation was computed. [2021-02-19 17:09:41,435 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 319 374) no Hoare annotation was computed. [2021-02-19 17:09:41,436 INFO L189 CegarLoopUtils]: For program point L407(lines 407 411) no Hoare annotation was computed. [2021-02-19 17:09:41,436 INFO L189 CegarLoopUtils]: For program point L407-1(lines 407 411) no Hoare annotation was computed. [2021-02-19 17:09:41,436 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 375 434) no Hoare annotation was computed. [2021-02-19 17:09:41,436 INFO L189 CegarLoopUtils]: For program point L402(line 402) no Hoare annotation was computed. [2021-02-19 17:09:41,436 INFO L189 CegarLoopUtils]: For program point L401-2(lines 401 426) no Hoare annotation was computed. [2021-02-19 17:09:41,436 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 375 434) no Hoare annotation was computed. [2021-02-19 17:09:41,437 INFO L189 CegarLoopUtils]: For program point L427(lines 400 428) no Hoare annotation was computed. [2021-02-19 17:09:41,437 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 375 434) no Hoare annotation was computed. [2021-02-19 17:09:41,437 INFO L189 CegarLoopUtils]: For program point L420(line 420) no Hoare annotation was computed. [2021-02-19 17:09:41,437 INFO L189 CegarLoopUtils]: For program point L420-1(line 420) no Hoare annotation was computed. [2021-02-19 17:09:41,438 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 250 256) the Hoare annotation is: true [2021-02-19 17:09:41,438 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 250 256) no Hoare annotation was computed. [2021-02-19 17:09:41,438 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 257 265) no Hoare annotation was computed. [2021-02-19 17:09:41,438 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 257 265) the Hoare annotation is: true [2021-02-19 17:09:41,438 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 257 265) no Hoare annotation was computed. [2021-02-19 17:09:41,438 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 636 643) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,438 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1EXIT(lines 636 643) no Hoare annotation was computed. [2021-02-19 17:09:41,439 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__1FINAL(lines 636 643) no Hoare annotation was computed. [2021-02-19 17:09:41,439 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 644 653) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,439 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2EXIT(lines 644 653) no Hoare annotation was computed. [2021-02-19 17:09:41,439 INFO L189 CegarLoopUtils]: For program point L649(line 649) no Hoare annotation was computed. [2021-02-19 17:09:41,439 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__2FINAL(lines 644 653) no Hoare annotation was computed. [2021-02-19 17:09:41,439 INFO L185 CegarLoopUtils]: At program point L669(line 669) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2021-02-19 17:09:41,439 INFO L189 CegarLoopUtils]: For program point L667(lines 667 673) no Hoare annotation was computed. [2021-02-19 17:09:41,440 INFO L189 CegarLoopUtils]: For program point L666(lines 666 676) no Hoare annotation was computed. [2021-02-19 17:09:41,440 INFO L192 CegarLoopUtils]: At program point L664(line 664) the Hoare annotation is: true [2021-02-19 17:09:41,440 INFO L189 CegarLoopUtils]: For program point L664-1(line 664) no Hoare annotation was computed. [2021-02-19 17:09:41,440 INFO L189 CegarLoopUtils]: For program point L662(lines 662 679) no Hoare annotation was computed. [2021-02-19 17:09:41,440 INFO L189 CegarLoopUtils]: For program point L662-1(lines 654 682) no Hoare annotation was computed. [2021-02-19 17:09:41,440 INFO L192 CegarLoopUtils]: At program point L660(line 660) the Hoare annotation is: true [2021-02-19 17:09:41,440 INFO L189 CegarLoopUtils]: For program point L660-1(line 660) no Hoare annotation was computed. [2021-02-19 17:09:41,440 INFO L192 CegarLoopUtils]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 654 682) the Hoare annotation is: true [2021-02-19 17:09:41,440 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification5_spec__3EXIT(lines 654 682) no Hoare annotation was computed. [2021-02-19 17:09:41,441 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 208 230) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,441 INFO L185 CegarLoopUtils]: At program point L220(line 220) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,441 INFO L185 CegarLoopUtils]: At program point L220-1(line 220) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,441 INFO L189 CegarLoopUtils]: For program point L218(lines 218 225) no Hoare annotation was computed. [2021-02-19 17:09:41,441 INFO L189 CegarLoopUtils]: For program point L218-1(lines 218 225) no Hoare annotation was computed. [2021-02-19 17:09:41,441 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 208 230) no Hoare annotation was computed. [2021-02-19 17:09:41,442 INFO L189 CegarLoopUtils]: For program point L216(line 216) no Hoare annotation was computed. [2021-02-19 17:09:41,442 INFO L185 CegarLoopUtils]: At program point L215(line 215) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,442 INFO L185 CegarLoopUtils]: At program point L214(line 214) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,442 INFO L185 CegarLoopUtils]: At program point L214-1(line 214) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,442 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 208 230) no Hoare annotation was computed. [2021-02-19 17:09:41,442 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 161 184) no Hoare annotation was computed. [2021-02-19 17:09:41,442 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 161 184) no Hoare annotation was computed. [2021-02-19 17:09:41,443 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 161 184) no Hoare annotation was computed. [2021-02-19 17:09:41,443 INFO L189 CegarLoopUtils]: For program point L179(line 179) no Hoare annotation was computed. [2021-02-19 17:09:41,443 INFO L189 CegarLoopUtils]: For program point L178(line 178) no Hoare annotation was computed. [2021-02-19 17:09:41,443 INFO L189 CegarLoopUtils]: For program point L177(line 177) no Hoare annotation was computed. [2021-02-19 17:09:41,443 INFO L189 CegarLoopUtils]: For program point L176(line 176) no Hoare annotation was computed. [2021-02-19 17:09:41,443 INFO L189 CegarLoopUtils]: For program point L175(line 175) no Hoare annotation was computed. [2021-02-19 17:09:41,443 INFO L189 CegarLoopUtils]: For program point L174(line 174) no Hoare annotation was computed. [2021-02-19 17:09:41,443 INFO L189 CegarLoopUtils]: For program point L173(line 173) no Hoare annotation was computed. [2021-02-19 17:09:41,443 INFO L189 CegarLoopUtils]: For program point L172(line 172) no Hoare annotation was computed. [2021-02-19 17:09:41,444 INFO L189 CegarLoopUtils]: For program point L171(line 171) no Hoare annotation was computed. [2021-02-19 17:09:41,444 INFO L189 CegarLoopUtils]: For program point L170(line 170) no Hoare annotation was computed. [2021-02-19 17:09:41,444 INFO L189 CegarLoopUtils]: For program point L169(line 169) no Hoare annotation was computed. [2021-02-19 17:09:41,444 INFO L189 CegarLoopUtils]: For program point L168(line 168) no Hoare annotation was computed. [2021-02-19 17:09:41,444 INFO L189 CegarLoopUtils]: For program point L167(line 167) no Hoare annotation was computed. [2021-02-19 17:09:41,444 INFO L189 CegarLoopUtils]: For program point L166(line 166) no Hoare annotation was computed. [2021-02-19 17:09:41,444 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 815 823) no Hoare annotation was computed. [2021-02-19 17:09:41,444 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 815 823) the Hoare annotation is: true [2021-02-19 17:09:41,444 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 815 823) no Hoare annotation was computed. [2021-02-19 17:09:41,445 INFO L189 CegarLoopUtils]: For program point L831(lines 831 839) no Hoare annotation was computed. [2021-02-19 17:09:41,445 INFO L189 CegarLoopUtils]: For program point L831-2(lines 831 839) no Hoare annotation was computed. [2021-02-19 17:09:41,445 INFO L189 CegarLoopUtils]: For program point L854(line 854) no Hoare annotation was computed. [2021-02-19 17:09:41,445 INFO L189 CegarLoopUtils]: For program point L854-1(line 854) no Hoare annotation was computed. [2021-02-19 17:09:41,445 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 824 859) no Hoare annotation was computed. [2021-02-19 17:09:41,445 INFO L189 CegarLoopUtils]: For program point L843(lines 843 851) no Hoare annotation was computed. [2021-02-19 17:09:41,445 INFO L189 CegarLoopUtils]: For program point L843-2(lines 843 851) no Hoare annotation was computed. [2021-02-19 17:09:41,445 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 824 859) no Hoare annotation was computed. [2021-02-19 17:09:41,445 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 824 859) no Hoare annotation was computed. [2021-02-19 17:09:41,445 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 243 249) no Hoare annotation was computed. [2021-02-19 17:09:41,446 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 243 249) the Hoare annotation is: true [2021-02-19 17:09:41,446 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 273 318) no Hoare annotation was computed. [2021-02-19 17:09:41,446 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 273 318) no Hoare annotation was computed. [2021-02-19 17:09:41,446 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 273 318) no Hoare annotation was computed. [2021-02-19 17:09:41,446 INFO L189 CegarLoopUtils]: For program point L606(lines 606 613) no Hoare annotation was computed. [2021-02-19 17:09:41,446 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 586 631) no Hoare annotation was computed. [2021-02-19 17:09:41,446 INFO L189 CegarLoopUtils]: For program point L600(lines 600 620) no Hoare annotation was computed. [2021-02-19 17:09:41,446 INFO L189 CegarLoopUtils]: For program point L600-1(lines 600 620) no Hoare annotation was computed. [2021-02-19 17:09:41,446 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 586 631) no Hoare annotation was computed. [2021-02-19 17:09:41,447 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 586 631) no Hoare annotation was computed. [2021-02-19 17:09:41,447 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 194 204) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,447 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 194 204) no Hoare annotation was computed. [2021-02-19 17:09:41,447 INFO L192 CegarLoopUtils]: At program point L199(line 199) the Hoare annotation is: true [2021-02-19 17:09:41,447 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 194 204) no Hoare annotation was computed. [2021-02-19 17:09:41,447 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmENTRY(lines 804 814) no Hoare annotation was computed. [2021-02-19 17:09:41,447 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 804 814) no Hoare annotation was computed. [2021-02-19 17:09:41,447 INFO L189 CegarLoopUtils]: For program point L809(line 809) no Hoare annotation was computed. [2021-02-19 17:09:41,447 INFO L189 CegarLoopUtils]: For program point L809-1(line 809) no Hoare annotation was computed. [2021-02-19 17:09:41,448 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 804 814) no Hoare annotation was computed. [2021-02-19 17:09:41,448 INFO L189 CegarLoopUtils]: For program point deactivatePumpENTRY(lines 796 803) no Hoare annotation was computed. [2021-02-19 17:09:41,448 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 796 803) no Hoare annotation was computed. [2021-02-19 17:09:41,448 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 796 803) no Hoare annotation was computed. [2021-02-19 17:09:41,448 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 781 787) no Hoare annotation was computed. [2021-02-19 17:09:41,448 INFO L192 CegarLoopUtils]: At program point processEnvironmentFINAL(lines 781 787) the Hoare annotation is: true [2021-02-19 17:09:41,448 INFO L185 CegarLoopUtils]: At program point L737(lines 694 739) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2021-02-19 17:09:41,448 INFO L189 CegarLoopUtils]: For program point L704(lines 704 710) no Hoare annotation was computed. [2021-02-19 17:09:41,449 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 684 747) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,449 INFO L189 CegarLoopUtils]: For program point L704-1(lines 704 710) no Hoare annotation was computed. [2021-02-19 17:09:41,449 INFO L189 CegarLoopUtils]: For program point L696(lines 696 700) no Hoare annotation was computed. [2021-02-19 17:09:41,449 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 684 747) no Hoare annotation was computed. [2021-02-19 17:09:41,449 INFO L185 CegarLoopUtils]: At program point L740(lines 693 741) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2021-02-19 17:09:41,449 INFO L189 CegarLoopUtils]: For program point L730(lines 730 734) no Hoare annotation was computed. [2021-02-19 17:09:41,449 INFO L185 CegarLoopUtils]: At program point L730-2(lines 724 735) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2021-02-19 17:09:41,449 INFO L189 CegarLoopUtils]: For program point L695(lines 694 739) no Hoare annotation was computed. [2021-02-19 17:09:41,450 INFO L189 CegarLoopUtils]: For program point L724(lines 724 735) no Hoare annotation was computed. [2021-02-19 17:09:41,450 INFO L185 CegarLoopUtils]: At program point L716(line 716) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2021-02-19 17:09:41,450 INFO L189 CegarLoopUtils]: For program point L714(lines 714 720) no Hoare annotation was computed. [2021-02-19 17:09:41,450 INFO L189 CegarLoopUtils]: For program point L714-1(lines 714 720) no Hoare annotation was computed. [2021-02-19 17:09:41,450 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 684 747) no Hoare annotation was computed. [2021-02-19 17:09:41,450 INFO L185 CegarLoopUtils]: At program point L706(line 706) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2021-02-19 17:09:41,450 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 540 585) no Hoare annotation was computed. [2021-02-19 17:09:41,450 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 540 585) no Hoare annotation was computed. [2021-02-19 17:09:41,451 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 540 585) no Hoare annotation was computed. [2021-02-19 17:09:41,451 INFO L189 CegarLoopUtils]: For program point L560(lines 560 567) no Hoare annotation was computed. [2021-02-19 17:09:41,451 INFO L189 CegarLoopUtils]: For program point L554(lines 554 574) no Hoare annotation was computed. [2021-02-19 17:09:41,451 INFO L189 CegarLoopUtils]: For program point L554-1(lines 554 574) no Hoare annotation was computed. [2021-02-19 17:09:41,451 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2021-02-19 17:09:41,451 INFO L189 CegarLoopUtils]: For program point L103(lines 103 111) no Hoare annotation was computed. [2021-02-19 17:09:41,451 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2021-02-19 17:09:41,451 INFO L189 CegarLoopUtils]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2021-02-19 17:09:41,451 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2021-02-19 17:09:41,451 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 233 242) no Hoare annotation was computed. [2021-02-19 17:09:41,452 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 233 242) no Hoare annotation was computed. [2021-02-19 17:09:41,452 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 233 242) no Hoare annotation was computed. [2021-02-19 17:09:41,452 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 437 539) no Hoare annotation was computed. [2021-02-19 17:09:41,452 INFO L189 CegarLoopUtils]: For program point L502(line 502) no Hoare annotation was computed. [2021-02-19 17:09:41,452 INFO L189 CegarLoopUtils]: For program point L502-1(line 502) no Hoare annotation was computed. [2021-02-19 17:09:41,452 INFO L189 CegarLoopUtils]: For program point L461(lines 461 465) no Hoare annotation was computed. [2021-02-19 17:09:41,452 INFO L189 CegarLoopUtils]: For program point L525(lines 525 536) no Hoare annotation was computed. [2021-02-19 17:09:41,452 INFO L189 CegarLoopUtils]: For program point L488(lines 488 492) no Hoare annotation was computed. [2021-02-19 17:09:41,452 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 437 539) no Hoare annotation was computed. [2021-02-19 17:09:41,452 INFO L189 CegarLoopUtils]: For program point L486-2(lines 486 506) no Hoare annotation was computed. [2021-02-19 17:09:41,453 INFO L189 CegarLoopUtils]: For program point L507(lines 485 508) no Hoare annotation was computed. [2021-02-19 17:09:41,453 INFO L189 CegarLoopUtils]: For program point L466(lines 466 482) no Hoare annotation was computed. [2021-02-19 17:09:41,453 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 437 539) no Hoare annotation was computed. [2021-02-19 17:09:41,453 INFO L189 CegarLoopUtils]: For program point L526(lines 526 533) no Hoare annotation was computed. [2021-02-19 17:09:41,453 INFO L189 CegarLoopUtils]: For program point L487(lines 486 506) no Hoare annotation was computed. [2021-02-19 17:09:41,453 INFO L189 CegarLoopUtils]: For program point L518(line 518) no Hoare annotation was computed. [2021-02-19 17:09:41,453 INFO L189 CegarLoopUtils]: For program point L518-1(line 518) no Hoare annotation was computed. [2021-02-19 17:09:41,453 INFO L189 CegarLoopUtils]: For program point L483(lines 483 524) no Hoare annotation was computed. [2021-02-19 17:09:41,453 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:09:41,454 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:09:41,454 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:09:41,454 INFO L189 CegarLoopUtils]: For program point activatePumpFINAL(lines 788 795) no Hoare annotation was computed. [2021-02-19 17:09:41,454 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 788 795) no Hoare annotation was computed. [2021-02-19 17:09:41,454 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 788 795) no Hoare annotation was computed. [2021-02-19 17:09:41,454 INFO L192 CegarLoopUtils]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2021-02-19 17:09:41,454 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2021-02-19 17:09:41,455 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2021-02-19 17:09:41,455 INFO L189 CegarLoopUtils]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2021-02-19 17:09:41,455 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:09:41,455 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2021-02-19 17:09:41,455 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:09:41,455 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:09:41,455 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:09:41,455 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalENTRY(lines 86 94) no Hoare annotation was computed. [2021-02-19 17:09:41,455 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2021-02-19 17:09:41,456 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2021-02-19 17:09:41,456 INFO L192 CegarLoopUtils]: At program point L768(lines 768 774) the Hoare annotation is: true [2021-02-19 17:09:41,456 INFO L185 CegarLoopUtils]: At program point L763(line 763) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2021-02-19 17:09:41,456 INFO L189 CegarLoopUtils]: For program point L761(lines 757 779) no Hoare annotation was computed. [2021-02-19 17:09:41,456 INFO L189 CegarLoopUtils]: For program point L759(lines 757 779) no Hoare annotation was computed. [2021-02-19 17:09:41,456 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 754 780) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,456 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 754 780) no Hoare annotation was computed. [2021-02-19 17:09:41,456 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 754 780) no Hoare annotation was computed. [2021-02-19 17:09:41,456 INFO L192 CegarLoopUtils]: At program point L770(line 770) the Hoare annotation is: true [2021-02-19 17:09:41,457 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 130 159) no Hoare annotation was computed. [2021-02-19 17:09:41,457 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 130 159) the Hoare annotation is: true [2021-02-19 17:09:41,457 INFO L192 CegarLoopUtils]: At program point L155(lines 130 159) the Hoare annotation is: true [2021-02-19 17:09:41,457 INFO L189 CegarLoopUtils]: For program point L151(line 151) no Hoare annotation was computed. [2021-02-19 17:09:41,457 INFO L189 CegarLoopUtils]: For program point L144(lines 144 148) no Hoare annotation was computed. [2021-02-19 17:09:41,457 INFO L192 CegarLoopUtils]: At program point L144-1(lines 144 148) the Hoare annotation is: true [2021-02-19 17:09:41,457 INFO L189 CegarLoopUtils]: For program point L141(line 141) no Hoare annotation was computed. [2021-02-19 17:09:41,457 INFO L192 CegarLoopUtils]: At program point L140-2(lines 140 154) the Hoare annotation is: true [2021-02-19 17:09:41,457 INFO L192 CegarLoopUtils]: At program point L136(line 136) the Hoare annotation is: true [2021-02-19 17:09:41,457 INFO L189 CegarLoopUtils]: For program point L136-1(line 136) no Hoare annotation was computed. [2021-02-19 17:09:41,458 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2021-02-19 17:09:41,458 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2021-02-19 17:09:41,458 INFO L189 CegarLoopUtils]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2021-02-19 17:09:41,458 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 185 191) no Hoare annotation was computed. [2021-02-19 17:09:41,458 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 185 191) the Hoare annotation is: true [2021-02-19 17:09:41,458 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:09:41,458 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-02-19 17:09:41,458 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:09:41,458 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:09:41,458 INFO L189 CegarLoopUtils]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2021-02-19 17:09:41,459 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2021-02-19 17:09:41,459 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-19 17:09:41,459 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 861 868) no Hoare annotation was computed. [2021-02-19 17:09:41,459 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 865) no Hoare annotation was computed. [2021-02-19 17:09:41,459 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 861 868) the Hoare annotation is: true [2021-02-19 17:09:41,459 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 861 868) no Hoare annotation was computed. [2021-02-19 17:09:41,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:09:41 BoogieIcfgContainer [2021-02-19 17:09:41,475 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:09:41,476 INFO L168 Benchmark]: Toolchain (without parser) took 17332.98 ms. Allocated memory was 151.0 MB in the beginning and 325.1 MB in the end (delta: 174.1 MB). Free memory was 125.1 MB in the beginning and 284.0 MB in the end (delta: -159.0 MB). Peak memory consumption was 195.8 MB. Max. memory is 8.0 GB. [2021-02-19 17:09:41,477 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 122.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:09:41,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.59 ms. Allocated memory is still 151.0 MB. Free memory was 124.1 MB in the beginning and 104.2 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:09:41,478 INFO L168 Benchmark]: Boogie Preprocessor took 86.20 ms. Allocated memory is still 151.0 MB. Free memory was 104.2 MB in the beginning and 100.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:09:41,479 INFO L168 Benchmark]: RCFGBuilder took 1358.91 ms. Allocated memory is still 151.0 MB. Free memory was 100.3 MB in the beginning and 49.9 MB in the end (delta: 50.4 MB). Peak memory consumption was 49.7 MB. Max. memory is 8.0 GB. [2021-02-19 17:09:41,480 INFO L168 Benchmark]: TraceAbstraction took 15235.78 ms. Allocated memory was 151.0 MB in the beginning and 325.1 MB in the end (delta: 174.1 MB). Free memory was 49.9 MB in the beginning and 284.0 MB in the end (delta: -234.1 MB). Peak memory consumption was 120.9 MB. Max. memory is 8.0 GB. [2021-02-19 17:09:41,482 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 122.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 625.59 ms. Allocated memory is still 151.0 MB. Free memory was 124.1 MB in the beginning and 104.2 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 86.20 ms. Allocated memory is still 151.0 MB. Free memory was 104.2 MB in the beginning and 100.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1358.91 ms. Allocated memory is still 151.0 MB. Free memory was 100.3 MB in the beginning and 49.9 MB in the end (delta: 50.4 MB). Peak memory consumption was 49.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 15235.78 ms. Allocated memory was 151.0 MB in the beginning and 325.1 MB in the end (delta: 174.1 MB). Free memory was 49.9 MB in the beginning and 284.0 MB in the end (delta: -234.1 MB). Peak memory consumption was 120.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 865]: 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: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: !(systemActive == 1) || !(pumpRunning == 0) - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || !(1 == systemActive)) || splverifierCounter == 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.2s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 331 SDtfs, 477 SDslu, 277 SDs, 0 SdLazy, 873 SolverSat, 290 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 81 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 71 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 149 PreInvPairs, 167 NumberOfFragments, 530 HoareAnnotationTreeSize, 149 FomulaSimplifications, 8416 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 43 FomulaSimplificationsInter, 5125 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 77056 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...