/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 10:42:03,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 10:42:04,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 10:42:04,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 10:42:04,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 10:42:04,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 10:42:04,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 10:42:04,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 10:42:04,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 10:42:04,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 10:42:04,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 10:42:04,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 10:42:04,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 10:42:04,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 10:42:04,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 10:42:04,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 10:42:04,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 10:42:04,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 10:42:04,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 10:42:04,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 10:42:04,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 10:42:04,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 10:42:04,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 10:42:04,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 10:42:04,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 10:42:04,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 10:42:04,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 10:42:04,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 10:42:04,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 10:42:04,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 10:42:04,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 10:42:04,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 10:42:04,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 10:42:04,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 10:42:04,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 10:42:04,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 10:42:04,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 10:42:04,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 10:42:04,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 10:42:04,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 10:42:04,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 10:42:04,088 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 [2020-07-07 10:42:04,125 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 10:42:04,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 10:42:04,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 10:42:04,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 10:42:04,130 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 10:42:04,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 10:42:04,130 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 10:42:04,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 10:42:04,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 10:42:04,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 10:42:04,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 10:42:04,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 10:42:04,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 10:42:04,131 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 10:42:04,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 10:42:04,132 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 10:42:04,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 10:42:04,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 10:42:04,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 10:42:04,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 10:42:04,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 10:42:04,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:42:04,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 10:42:04,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 10:42:04,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 10:42:04,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 10:42:04,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 10:42:04,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 10:42:04,134 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 10:42:04,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 10:42:04,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 10:42:04,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 10:42:04,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 10:42:04,446 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 10:42:04,447 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 10:42:04,447 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c [2020-07-07 10:42:04,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8ae1d35a/01ce0dd991884cd9b4f30673fc213299/FLAG2de5a5dc7 [2020-07-07 10:42:05,080 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 10:42:05,081 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c [2020-07-07 10:42:05,095 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8ae1d35a/01ce0dd991884cd9b4f30673fc213299/FLAG2de5a5dc7 [2020-07-07 10:42:05,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8ae1d35a/01ce0dd991884cd9b4f30673fc213299 [2020-07-07 10:42:05,388 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 10:42:05,389 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 10:42:05,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 10:42:05,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 10:42:05,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 10:42:05,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:42:05" (1/1) ... [2020-07-07 10:42:05,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1706c328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:05, skipping insertion in model container [2020-07-07 10:42:05,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:42:05" (1/1) ... [2020-07-07 10:42:05,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 10:42:05,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 10:42:05,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:42:05,932 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 10:42:06,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:42:06,114 INFO L208 MainTranslator]: Completed translation [2020-07-07 10:42:06,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:06 WrapperNode [2020-07-07 10:42:06,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 10:42:06,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 10:42:06,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 10:42:06,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 10:42:06,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:06" (1/1) ... [2020-07-07 10:42:06,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:06" (1/1) ... [2020-07-07 10:42:06,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:06" (1/1) ... [2020-07-07 10:42:06,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:06" (1/1) ... [2020-07-07 10:42:06,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:06" (1/1) ... [2020-07-07 10:42:06,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:06" (1/1) ... [2020-07-07 10:42:06,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:06" (1/1) ... [2020-07-07 10:42:06,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 10:42:06,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 10:42:06,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 10:42:06,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 10:42:06,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:06" (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 [2020-07-07 10:42:06,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 10:42:06,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 10:42:06,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 10:42:06,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 10:42:06,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 10:42:06,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 10:42:06,311 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 10:42:06,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 10:42:06,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 10:42:06,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 10:42:06,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 10:42:06,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 10:42:06,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 10:42:06,312 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 10:42:06,312 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 10:42:06,312 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 10:42:06,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 10:42:06,313 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 10:42:06,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 10:42:06,313 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-07 10:42:06,313 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 10:42:06,313 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 10:42:06,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 10:42:06,313 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 10:42:06,314 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 10:42:06,314 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 10:42:06,314 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-07 10:42:06,314 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 10:42:06,314 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 10:42:06,314 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-07-07 10:42:06,314 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 10:42:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 10:42:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 10:42:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 10:42:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 10:42:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-07 10:42:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-07 10:42:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 10:42:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-07 10:42:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-07 10:42:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 10:42:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 10:42:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 10:42:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 10:42:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 10:42:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 10:42:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 10:42:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 10:42:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 10:42:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 10:42:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 10:42:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 10:42:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 10:42:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 10:42:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 10:42:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 10:42:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 10:42:06,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 10:42:06,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 10:42:06,318 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 10:42:06,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 10:42:06,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 10:42:06,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 10:42:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 10:42:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 10:42:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 10:42:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 10:42:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 10:42:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 10:42:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 10:42:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 10:42:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-07 10:42:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 10:42:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 10:42:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 10:42:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 10:42:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 10:42:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-07 10:42:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 10:42:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 10:42:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 10:42:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 10:42:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 10:42:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 10:42:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-07 10:42:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-07 10:42:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 10:42:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-07 10:42:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-07 10:42:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 10:42:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 10:42:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-07-07 10:42:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 10:42:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 10:42:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 10:42:06,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 10:42:07,370 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 10:42:07,370 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 10:42:07,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:42:07 BoogieIcfgContainer [2020-07-07 10:42:07,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 10:42:07,377 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 10:42:07,377 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 10:42:07,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 10:42:07,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 10:42:05" (1/3) ... [2020-07-07 10:42:07,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb7bb46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:42:07, skipping insertion in model container [2020-07-07 10:42:07,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:06" (2/3) ... [2020-07-07 10:42:07,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb7bb46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:42:07, skipping insertion in model container [2020-07-07 10:42:07,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:42:07" (3/3) ... [2020-07-07 10:42:07,383 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product46.cil.c [2020-07-07 10:42:07,394 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 10:42:07,402 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 10:42:07,416 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 10:42:07,443 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 10:42:07,444 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 10:42:07,444 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 10:42:07,444 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 10:42:07,445 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 10:42:07,445 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 10:42:07,446 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 10:42:07,446 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 10:42:07,478 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2020-07-07 10:42:07,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-07 10:42:07,488 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:07,489 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:07,490 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:07,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:07,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1550424879, now seen corresponding path program 1 times [2020-07-07 10:42:07,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:07,506 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102856979] [2020-07-07 10:42:07,506 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:08,185 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:08,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:08,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:08,279 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102856979] [2020-07-07 10:42:08,280 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:08,280 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 10:42:08,281 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337536277] [2020-07-07 10:42:08,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 10:42:08,288 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:08,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 10:42:08,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:42:08,307 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 4 states. [2020-07-07 10:42:09,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:09,471 INFO L93 Difference]: Finished difference Result 312 states and 407 transitions. [2020-07-07 10:42:09,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-07 10:42:09,473 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-07-07 10:42:09,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:09,488 INFO L225 Difference]: With dead ends: 312 [2020-07-07 10:42:09,489 INFO L226 Difference]: Without dead ends: 174 [2020-07-07 10:42:09,494 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:42:09,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2020-07-07 10:42:09,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 139. [2020-07-07 10:42:09,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-07-07 10:42:09,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 164 transitions. [2020-07-07 10:42:09,594 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 164 transitions. Word has length 51 [2020-07-07 10:42:09,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:09,595 INFO L479 AbstractCegarLoop]: Abstraction has 139 states and 164 transitions. [2020-07-07 10:42:09,595 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 10:42:09,595 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 164 transitions. [2020-07-07 10:42:09,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-07 10:42:09,598 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:09,599 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:09,599 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 10:42:09,599 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:09,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:09,600 INFO L82 PathProgramCache]: Analyzing trace with hash 2147140265, now seen corresponding path program 1 times [2020-07-07 10:42:09,600 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:09,600 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130751021] [2020-07-07 10:42:09,600 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:09,975 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:09,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:10,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:10,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:10,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:10,037 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130751021] [2020-07-07 10:42:10,038 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:10,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 10:42:10,038 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389403922] [2020-07-07 10:42:10,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 10:42:10,040 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:10,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 10:42:10,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 10:42:10,041 INFO L87 Difference]: Start difference. First operand 139 states and 164 transitions. Second operand 5 states. [2020-07-07 10:42:10,491 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:11,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:11,474 INFO L93 Difference]: Finished difference Result 253 states and 314 transitions. [2020-07-07 10:42:11,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-07 10:42:11,474 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-07-07 10:42:11,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:11,478 INFO L225 Difference]: With dead ends: 253 [2020-07-07 10:42:11,479 INFO L226 Difference]: Without dead ends: 164 [2020-07-07 10:42:11,481 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:42:11,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-07-07 10:42:11,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 130. [2020-07-07 10:42:11,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-07-07 10:42:11,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 152 transitions. [2020-07-07 10:42:11,518 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 152 transitions. Word has length 52 [2020-07-07 10:42:11,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:11,518 INFO L479 AbstractCegarLoop]: Abstraction has 130 states and 152 transitions. [2020-07-07 10:42:11,519 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 10:42:11,519 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 152 transitions. [2020-07-07 10:42:11,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-07 10:42:11,521 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:11,521 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:11,522 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 10:42:11,522 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:11,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:11,522 INFO L82 PathProgramCache]: Analyzing trace with hash 871775649, now seen corresponding path program 1 times [2020-07-07 10:42:11,523 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:11,523 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323133283] [2020-07-07 10:42:11,523 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:11,863 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:12,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:12,011 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323133283] [2020-07-07 10:42:12,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:12,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:42:12,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565399457] [2020-07-07 10:42:12,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:42:12,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:12,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:42:12,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:42:12,013 INFO L87 Difference]: Start difference. First operand 130 states and 152 transitions. Second operand 9 states. [2020-07-07 10:42:12,437 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:12,754 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:42:12,997 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:13,246 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:14,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:14,562 INFO L93 Difference]: Finished difference Result 266 states and 333 transitions. [2020-07-07 10:42:14,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 10:42:14,563 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-07-07 10:42:14,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:14,569 INFO L225 Difference]: With dead ends: 266 [2020-07-07 10:42:14,569 INFO L226 Difference]: Without dead ends: 164 [2020-07-07 10:42:14,573 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-07-07 10:42:14,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-07-07 10:42:14,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 130. [2020-07-07 10:42:14,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-07-07 10:42:14,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2020-07-07 10:42:14,650 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 57 [2020-07-07 10:42:14,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:14,653 INFO L479 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2020-07-07 10:42:14,653 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:42:14,653 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2020-07-07 10:42:14,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-07 10:42:14,665 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:14,665 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:14,665 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 10:42:14,665 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:14,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:14,666 INFO L82 PathProgramCache]: Analyzing trace with hash 1442711131, now seen corresponding path program 1 times [2020-07-07 10:42:14,666 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:14,669 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849764989] [2020-07-07 10:42:14,670 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,056 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:15,155 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849764989] [2020-07-07 10:42:15,156 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:15,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-07 10:42:15,156 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865419864] [2020-07-07 10:42:15,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-07 10:42:15,157 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:15,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-07 10:42:15,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:42:15,158 INFO L87 Difference]: Start difference. First operand 130 states and 151 transitions. Second operand 7 states. [2020-07-07 10:42:15,473 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:16,691 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:17,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:17,397 INFO L93 Difference]: Finished difference Result 370 states and 466 transitions. [2020-07-07 10:42:17,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-07 10:42:17,398 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2020-07-07 10:42:17,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:17,402 INFO L225 Difference]: With dead ends: 370 [2020-07-07 10:42:17,402 INFO L226 Difference]: Without dead ends: 268 [2020-07-07 10:42:17,408 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-07-07 10:42:17,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2020-07-07 10:42:17,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 219. [2020-07-07 10:42:17,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-07-07 10:42:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 251 transitions. [2020-07-07 10:42:17,459 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 251 transitions. Word has length 70 [2020-07-07 10:42:17,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:17,459 INFO L479 AbstractCegarLoop]: Abstraction has 219 states and 251 transitions. [2020-07-07 10:42:17,459 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-07 10:42:17,460 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 251 transitions. [2020-07-07 10:42:17,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-07-07 10:42:17,461 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:17,461 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:17,461 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 10:42:17,462 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:17,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:17,462 INFO L82 PathProgramCache]: Analyzing trace with hash 1583652076, now seen corresponding path program 1 times [2020-07-07 10:42:17,462 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:17,463 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095574457] [2020-07-07 10:42:17,463 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,746 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:17,880 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095574457] [2020-07-07 10:42:17,881 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:17,881 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:42:17,881 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386584229] [2020-07-07 10:42:17,884 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:42:17,884 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:17,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:42:17,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:42:17,885 INFO L87 Difference]: Start difference. First operand 219 states and 251 transitions. Second operand 9 states. [2020-07-07 10:42:18,296 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:19,306 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:19,610 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:20,216 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:20,448 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:21,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:21,596 INFO L93 Difference]: Finished difference Result 653 states and 819 transitions. [2020-07-07 10:42:21,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-07 10:42:21,597 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2020-07-07 10:42:21,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:21,601 INFO L225 Difference]: With dead ends: 653 [2020-07-07 10:42:21,602 INFO L226 Difference]: Without dead ends: 462 [2020-07-07 10:42:21,603 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-07-07 10:42:21,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2020-07-07 10:42:21,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 386. [2020-07-07 10:42:21,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2020-07-07 10:42:21,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 442 transitions. [2020-07-07 10:42:21,678 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 442 transitions. Word has length 84 [2020-07-07 10:42:21,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:21,679 INFO L479 AbstractCegarLoop]: Abstraction has 386 states and 442 transitions. [2020-07-07 10:42:21,679 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:42:21,679 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 442 transitions. [2020-07-07 10:42:21,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-07 10:42:21,681 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:21,681 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:21,681 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 10:42:21,681 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:21,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:21,682 INFO L82 PathProgramCache]: Analyzing trace with hash -1422526648, now seen corresponding path program 1 times [2020-07-07 10:42:21,682 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:21,682 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581064250] [2020-07-07 10:42:21,682 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:21,937 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:21,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:22,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:22,081 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581064250] [2020-07-07 10:42:22,081 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:22,081 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-07 10:42:22,081 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899529033] [2020-07-07 10:42:22,082 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 10:42:22,082 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:22,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 10:42:22,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-07 10:42:22,083 INFO L87 Difference]: Start difference. First operand 386 states and 442 transitions. Second operand 10 states. [2020-07-07 10:42:22,465 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:23,675 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:24,768 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:25,020 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:25,292 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:25,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:25,738 INFO L93 Difference]: Finished difference Result 858 states and 1059 transitions. [2020-07-07 10:42:25,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-07 10:42:25,738 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 88 [2020-07-07 10:42:25,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:25,743 INFO L225 Difference]: With dead ends: 858 [2020-07-07 10:42:25,743 INFO L226 Difference]: Without dead ends: 500 [2020-07-07 10:42:25,745 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=194, Invalid=508, Unknown=0, NotChecked=0, Total=702 [2020-07-07 10:42:25,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2020-07-07 10:42:25,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 385. [2020-07-07 10:42:25,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-07-07 10:42:25,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 439 transitions. [2020-07-07 10:42:25,824 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 439 transitions. Word has length 88 [2020-07-07 10:42:25,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:25,825 INFO L479 AbstractCegarLoop]: Abstraction has 385 states and 439 transitions. [2020-07-07 10:42:25,825 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 10:42:25,825 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 439 transitions. [2020-07-07 10:42:25,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-07-07 10:42:25,827 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:25,827 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:25,827 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-07 10:42:25,827 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:25,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:25,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1956386739, now seen corresponding path program 1 times [2020-07-07 10:42:25,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:25,828 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307148530] [2020-07-07 10:42:25,829 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,124 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:26,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:42:26,292 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307148530] [2020-07-07 10:42:26,292 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:26,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-07 10:42:26,293 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120482827] [2020-07-07 10:42:26,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 10:42:26,293 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:26,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 10:42:26,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-07 10:42:26,294 INFO L87 Difference]: Start difference. First operand 385 states and 439 transitions. Second operand 10 states. [2020-07-07 10:42:27,348 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:27,585 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:42:27,817 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:28,058 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:29,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:29,267 INFO L93 Difference]: Finished difference Result 865 states and 1088 transitions. [2020-07-07 10:42:29,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-07 10:42:29,268 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2020-07-07 10:42:29,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:29,276 INFO L225 Difference]: With dead ends: 865 [2020-07-07 10:42:29,276 INFO L226 Difference]: Without dead ends: 508 [2020-07-07 10:42:29,278 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-07-07 10:42:29,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2020-07-07 10:42:29,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 395. [2020-07-07 10:42:29,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2020-07-07 10:42:29,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 449 transitions. [2020-07-07 10:42:29,369 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 449 transitions. Word has length 104 [2020-07-07 10:42:29,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:29,369 INFO L479 AbstractCegarLoop]: Abstraction has 395 states and 449 transitions. [2020-07-07 10:42:29,370 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 10:42:29,370 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 449 transitions. [2020-07-07 10:42:29,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-07-07 10:42:29,372 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:29,372 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:29,372 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-07 10:42:29,372 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:29,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:29,373 INFO L82 PathProgramCache]: Analyzing trace with hash -28114037, now seen corresponding path program 1 times [2020-07-07 10:42:29,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:29,373 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290639535] [2020-07-07 10:42:29,373 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,639 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:29,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:42:29,846 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290639535] [2020-07-07 10:42:29,846 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:29,846 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-07 10:42:29,847 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531699895] [2020-07-07 10:42:29,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-07 10:42:29,848 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:29,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-07 10:42:29,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:42:29,848 INFO L87 Difference]: Start difference. First operand 395 states and 449 transitions. Second operand 12 states. [2020-07-07 10:42:30,515 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:30,766 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:31,010 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:31,715 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:31,947 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:32,196 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:33,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:33,660 INFO L93 Difference]: Finished difference Result 885 states and 1110 transitions. [2020-07-07 10:42:33,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-07 10:42:33,661 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 104 [2020-07-07 10:42:33,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:33,666 INFO L225 Difference]: With dead ends: 885 [2020-07-07 10:42:33,666 INFO L226 Difference]: Without dead ends: 518 [2020-07-07 10:42:33,668 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2020-07-07 10:42:33,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2020-07-07 10:42:33,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 403. [2020-07-07 10:42:33,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2020-07-07 10:42:33,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 457 transitions. [2020-07-07 10:42:33,745 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 457 transitions. Word has length 104 [2020-07-07 10:42:33,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:33,745 INFO L479 AbstractCegarLoop]: Abstraction has 403 states and 457 transitions. [2020-07-07 10:42:33,745 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-07 10:42:33,746 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 457 transitions. [2020-07-07 10:42:33,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-07-07 10:42:33,747 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:33,748 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:33,748 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-07 10:42:33,748 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:33,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:33,748 INFO L82 PathProgramCache]: Analyzing trace with hash -268654166, now seen corresponding path program 1 times [2020-07-07 10:42:33,749 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:33,749 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638216527] [2020-07-07 10:42:33,749 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,002 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:34,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:42:34,188 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638216527] [2020-07-07 10:42:34,188 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:34,188 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 10:42:34,189 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657671688] [2020-07-07 10:42:34,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:42:34,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:34,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:42:34,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-07 10:42:34,191 INFO L87 Difference]: Start difference. First operand 403 states and 457 transitions. Second operand 8 states. [2020-07-07 10:42:34,602 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:35,337 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:37,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:37,964 INFO L93 Difference]: Finished difference Result 1233 states and 1597 transitions. [2020-07-07 10:42:37,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-07 10:42:37,965 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2020-07-07 10:42:37,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:37,970 INFO L225 Difference]: With dead ends: 1233 [2020-07-07 10:42:37,970 INFO L226 Difference]: Without dead ends: 858 [2020-07-07 10:42:37,972 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 42 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=148, Invalid=404, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:42:37,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2020-07-07 10:42:38,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 713. [2020-07-07 10:42:38,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 713 states. [2020-07-07 10:42:38,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 835 transitions. [2020-07-07 10:42:38,092 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 835 transitions. Word has length 104 [2020-07-07 10:42:38,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:38,093 INFO L479 AbstractCegarLoop]: Abstraction has 713 states and 835 transitions. [2020-07-07 10:42:38,093 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:42:38,093 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 835 transitions. [2020-07-07 10:42:38,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-07-07 10:42:38,095 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:38,095 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:38,095 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-07 10:42:38,096 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:38,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:38,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1852641244, now seen corresponding path program 1 times [2020-07-07 10:42:38,096 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:38,096 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766028813] [2020-07-07 10:42:38,097 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,359 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,717 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-07 10:42:38,717 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766028813] [2020-07-07 10:42:38,718 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253701504] [2020-07-07 10:42:38,718 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:42:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:38,985 INFO L264 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-07 10:42:39,000 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:42:39,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:39,248 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:42:39,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [18] total 23 [2020-07-07 10:42:39,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710343337] [2020-07-07 10:42:39,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:42:39,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:39,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:42:39,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=444, Unknown=0, NotChecked=0, Total=506 [2020-07-07 10:42:39,251 INFO L87 Difference]: Start difference. First operand 713 states and 835 transitions. Second operand 8 states. [2020-07-07 10:42:39,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:39,974 INFO L93 Difference]: Finished difference Result 1363 states and 1606 transitions. [2020-07-07 10:42:39,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 10:42:39,974 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2020-07-07 10:42:39,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:39,979 INFO L225 Difference]: With dead ends: 1363 [2020-07-07 10:42:39,979 INFO L226 Difference]: Without dead ends: 678 [2020-07-07 10:42:39,982 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 132 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=62, Invalid=444, Unknown=0, NotChecked=0, Total=506 [2020-07-07 10:42:39,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2020-07-07 10:42:40,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 678. [2020-07-07 10:42:40,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 678 states. [2020-07-07 10:42:40,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 678 states and 779 transitions. [2020-07-07 10:42:40,180 INFO L78 Accepts]: Start accepts. Automaton has 678 states and 779 transitions. Word has length 108 [2020-07-07 10:42:40,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:40,181 INFO L479 AbstractCegarLoop]: Abstraction has 678 states and 779 transitions. [2020-07-07 10:42:40,181 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:42:40,181 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 779 transitions. [2020-07-07 10:42:40,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-07-07 10:42:40,184 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:40,185 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:40,399 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-07 10:42:40,400 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:40,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:40,400 INFO L82 PathProgramCache]: Analyzing trace with hash 760447467, now seen corresponding path program 1 times [2020-07-07 10:42:40,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:40,401 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463801724] [2020-07-07 10:42:40,401 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,745 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-07-07 10:42:41,121 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463801724] [2020-07-07 10:42:41,122 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1789649088] [2020-07-07 10:42:41,122 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:42:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:41,397 INFO L264 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-07 10:42:41,415 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:42:41,621 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-07 10:42:41,621 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:42:41,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [19] total 24 [2020-07-07 10:42:41,622 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476771669] [2020-07-07 10:42:41,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:42:41,623 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:41,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:42:41,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:42:41,623 INFO L87 Difference]: Start difference. First operand 678 states and 779 transitions. Second operand 8 states. [2020-07-07 10:42:42,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:42,106 INFO L93 Difference]: Finished difference Result 1145 states and 1333 transitions. [2020-07-07 10:42:42,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 10:42:42,107 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 160 [2020-07-07 10:42:42,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:42,108 INFO L225 Difference]: With dead ends: 1145 [2020-07-07 10:42:42,108 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 10:42:42,111 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 201 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:42:42,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 10:42:42,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 10:42:42,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 10:42:42,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 10:42:42,112 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2020-07-07 10:42:42,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:42,113 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 10:42:42,113 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:42:42,113 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 10:42:42,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 10:42:42,326 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:42:42,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 10:42:44,969 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 278 DAG size of output: 264 [2020-07-07 10:42:45,181 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-07-07 10:42:45,438 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 202 [2020-07-07 10:42:45,600 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 203 [2020-07-07 10:42:45,759 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 204 [2020-07-07 10:42:47,053 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 261 [2020-07-07 10:42:47,375 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 244 [2020-07-07 10:42:47,706 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 244 [2020-07-07 10:42:48,300 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 30 [2020-07-07 10:42:48,893 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 253 [2020-07-07 10:42:49,167 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 18 [2020-07-07 10:42:50,025 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-07-07 10:42:50,199 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-07-07 10:42:50,877 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-07-07 10:42:51,064 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-07-07 10:42:51,257 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-07-07 10:42:51,471 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-07-07 10:42:51,648 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-07-07 10:42:51,823 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-07-07 10:42:52,336 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-07-07 10:42:52,908 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 27 [2020-07-07 10:42:53,440 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 19 [2020-07-07 10:42:54,039 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2020-07-07 10:42:54,574 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 19 [2020-07-07 10:42:55,896 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 213 DAG size of output: 24 [2020-07-07 10:42:56,882 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 27 [2020-07-07 10:42:57,395 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 15 [2020-07-07 10:42:57,589 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-07-07 10:42:57,797 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:58,006 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 19 [2020-07-07 10:42:58,556 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 23 [2020-07-07 10:42:58,724 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-07-07 10:42:59,230 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 18 [2020-07-07 10:42:59,738 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 22 [2020-07-07 10:42:59,931 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-07 10:43:00,123 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-07 10:43:00,295 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-07-07 10:43:00,843 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 19 [2020-07-07 10:43:01,518 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 19 [2020-07-07 10:43:02,022 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2020-07-07 10:43:02,519 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 22 [2020-07-07 10:43:02,721 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-07-07 10:43:03,281 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-07-07 10:43:03,462 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-07-07 10:43:04,756 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 211 DAG size of output: 24 [2020-07-07 10:43:05,403 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 27 [2020-07-07 10:43:06,088 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 27 [2020-07-07 10:43:06,278 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 18 [2020-07-07 10:43:06,802 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 23 [2020-07-07 10:43:07,008 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-07-07 10:43:07,175 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-07-07 10:43:07,359 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-07-07 10:43:07,542 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-07-07 10:43:08,621 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 166 DAG size of output: 34 [2020-07-07 10:43:08,802 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-07-07 10:43:09,285 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2020-07-07 10:43:09,651 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-07-07 10:43:10,939 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 202 DAG size of output: 27 [2020-07-07 10:43:11,627 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-07-07 10:43:11,637 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-07-07 10:43:11,637 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2020-07-07 10:43:11,637 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-07-07 10:43:11,637 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2020-07-07 10:43:11,637 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2020-07-07 10:43:11,638 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed. [2020-07-07 10:43:11,638 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2020-07-07 10:43:11,638 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2020-07-07 10:43:11,638 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-07-07 10:43:11,638 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-07-07 10:43:11,638 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2020-07-07 10:43:11,639 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-07 10:43:11,639 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2020-07-07 10:43:11,639 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2020-07-07 10:43:11,639 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed. [2020-07-07 10:43:11,639 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2020-07-07 10:43:11,639 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-07-07 10:43:11,639 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-07-07 10:43:11,640 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-07 10:43:11,640 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-07 10:43:11,640 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-07 10:43:11,640 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-07 10:43:11,640 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-07 10:43:11,640 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 622 644) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-07 10:43:11,640 INFO L264 CegarLoopResult]: At program point L634(line 634) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 main_~tmp~3) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:43:11,641 INFO L264 CegarLoopResult]: At program point L634-1(line 634) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 main_~tmp~3) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:43:11,641 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 622 644) no Hoare annotation was computed. [2020-07-07 10:43:11,641 INFO L268 CegarLoopResult]: For program point L632(lines 632 639) no Hoare annotation was computed. [2020-07-07 10:43:11,641 INFO L268 CegarLoopResult]: For program point L632-1(lines 632 639) no Hoare annotation was computed. [2020-07-07 10:43:11,641 INFO L268 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-07-07 10:43:11,641 INFO L264 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-07 10:43:11,642 INFO L264 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-07 10:43:11,642 INFO L264 CegarLoopResult]: At program point L628-1(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-07 10:43:11,642 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 622 644) no Hoare annotation was computed. [2020-07-07 10:43:11,642 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 578 601) no Hoare annotation was computed. [2020-07-07 10:43:11,642 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 578 601) no Hoare annotation was computed. [2020-07-07 10:43:11,642 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 578 601) no Hoare annotation was computed. [2020-07-07 10:43:11,642 INFO L268 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-07-07 10:43:11,643 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-07-07 10:43:11,643 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-07-07 10:43:11,643 INFO L268 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-07-07 10:43:11,643 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-07-07 10:43:11,643 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-07-07 10:43:11,643 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-07-07 10:43:11,643 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-07-07 10:43:11,643 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-07-07 10:43:11,643 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-07-07 10:43:11,643 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-07 10:43:11,643 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-07-07 10:43:11,644 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-07-07 10:43:11,644 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-07-07 10:43:11,644 INFO L264 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse1) (or .cse2 .cse0 .cse1))) [2020-07-07 10:43:11,644 INFO L268 CegarLoopResult]: For program point L705-1(lines 686 710) no Hoare annotation was computed. [2020-07-07 10:43:11,644 INFO L264 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse3 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment__wrappee__methaneQuery_~tmp~4))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) (not .cse0) .cse3 .cse2))) [2020-07-07 10:43:11,644 INFO L264 CegarLoopResult]: At program point L696(line 696) the Hoare annotation is: (let ((.cse0 (and (<= 2 ~waterLevel~0) (= 0 ~pumpRunning~0))) (.cse3 (= 0 |old(~pumpRunning~0)|)) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 (not .cse3) .cse2) (or .cse3 .cse1 .cse2))) [2020-07-07 10:43:11,644 INFO L268 CegarLoopResult]: For program point L694(lines 694 702) no Hoare annotation was computed. [2020-07-07 10:43:11,644 INFO L264 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) (not .cse0) .cse3 .cse2) (or .cse1 .cse3 .cse2))) [2020-07-07 10:43:11,644 INFO L268 CegarLoopResult]: For program point L692-1(line 692) no Hoare annotation was computed. [2020-07-07 10:43:11,645 INFO L268 CegarLoopResult]: For program point L690(lines 690 707) no Hoare annotation was computed. [2020-07-07 10:43:11,645 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 686 710) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~methaneLevelCritical~0)) .cse0) (or (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) .cse0))) [2020-07-07 10:43:11,645 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 686 710) no Hoare annotation was computed. [2020-07-07 10:43:11,645 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 781 789) no Hoare annotation was computed. [2020-07-07 10:43:11,645 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 781 789) the Hoare annotation is: true [2020-07-07 10:43:11,645 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 781 789) no Hoare annotation was computed. [2020-07-07 10:43:11,645 INFO L268 CegarLoopResult]: For program point L797(lines 797 805) no Hoare annotation was computed. [2020-07-07 10:43:11,645 INFO L268 CegarLoopResult]: For program point L797-2(lines 797 805) no Hoare annotation was computed. [2020-07-07 10:43:11,645 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-07-07 10:43:11,645 INFO L268 CegarLoopResult]: For program point L820-1(line 820) no Hoare annotation was computed. [2020-07-07 10:43:11,645 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 790 825) no Hoare annotation was computed. [2020-07-07 10:43:11,645 INFO L268 CegarLoopResult]: For program point L809(lines 809 817) no Hoare annotation was computed. [2020-07-07 10:43:11,645 INFO L268 CegarLoopResult]: For program point L809-2(lines 809 817) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 790 825) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 790 825) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2020-07-07 10:43:11,646 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2020-07-07 10:43:11,647 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 611 621) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-07 10:43:11,647 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 611 621) no Hoare annotation was computed. [2020-07-07 10:43:11,647 INFO L264 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-07 10:43:11,647 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 611 621) no Hoare annotation was computed. [2020-07-07 10:43:11,647 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 770 780) the Hoare annotation is: true [2020-07-07 10:43:11,647 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 770 780) no Hoare annotation was computed. [2020-07-07 10:43:11,647 INFO L271 CegarLoopResult]: At program point L775(line 775) the Hoare annotation is: true [2020-07-07 10:43:11,647 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 770 780) no Hoare annotation was computed. [2020-07-07 10:43:11,647 INFO L268 CegarLoopResult]: For program point L775-1(line 775) no Hoare annotation was computed. [2020-07-07 10:43:11,648 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 762 769) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-07 10:43:11,648 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2020-07-07 10:43:11,648 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 762 769) no Hoare annotation was computed. [2020-07-07 10:43:11,648 INFO L268 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-07-07 10:43:11,648 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 530 543) no Hoare annotation was computed. [2020-07-07 10:43:11,648 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 530 543) the Hoare annotation is: true [2020-07-07 10:43:11,648 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 530 543) no Hoare annotation was computed. [2020-07-07 10:43:11,648 INFO L264 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: (let ((.cse3 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse3 .cse0 .cse2) (or .cse4 .cse1 .cse2))) [2020-07-07 10:43:11,648 INFO L268 CegarLoopResult]: For program point L731-1(lines 712 736) no Hoare annotation was computed. [2020-07-07 10:43:11,648 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 712 736) no Hoare annotation was computed. [2020-07-07 10:43:11,648 INFO L264 CegarLoopResult]: At program point L726(line 726) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-07-07 10:43:11,648 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 712 736) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-07 10:43:11,649 INFO L264 CegarLoopResult]: At program point L722(line 722) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse4 .cse1 .cse2) (or .cse3 (and .cse0 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~5)) .cse2))) [2020-07-07 10:43:11,649 INFO L268 CegarLoopResult]: For program point L720(lines 720 728) no Hoare annotation was computed. [2020-07-07 10:43:11,649 INFO L264 CegarLoopResult]: At program point L718(line 718) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse3 .cse0 .cse2) (or .cse4 .cse1 .cse2))) [2020-07-07 10:43:11,649 INFO L268 CegarLoopResult]: For program point L718-1(line 718) no Hoare annotation was computed. [2020-07-07 10:43:11,649 INFO L268 CegarLoopResult]: For program point L716(lines 716 733) no Hoare annotation was computed. [2020-07-07 10:43:11,649 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 678 684) no Hoare annotation was computed. [2020-07-07 10:43:11,649 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 678 684) the Hoare annotation is: true [2020-07-07 10:43:11,649 INFO L264 CegarLoopResult]: At program point L960(lines 911 961) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:43:11,649 INFO L264 CegarLoopResult]: At program point testENTRY(lines 902 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-07-07 10:43:11,649 INFO L268 CegarLoopResult]: For program point testFINAL(lines 902 967) no Hoare annotation was computed. [2020-07-07 10:43:11,649 INFO L268 CegarLoopResult]: For program point L950(lines 950 954) no Hoare annotation was computed. [2020-07-07 10:43:11,650 INFO L264 CegarLoopResult]: At program point L950-2(lines 942 955) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2020-07-07 10:43:11,650 INFO L268 CegarLoopResult]: For program point L913(lines 912 959) no Hoare annotation was computed. [2020-07-07 10:43:11,650 INFO L264 CegarLoopResult]: At program point L944(line 944) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2020-07-07 10:43:11,650 INFO L268 CegarLoopResult]: For program point L942(lines 942 955) no Hoare annotation was computed. [2020-07-07 10:43:11,650 INFO L264 CegarLoopResult]: At program point L934(line 934) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and .cse0 (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse1))) [2020-07-07 10:43:11,650 INFO L268 CegarLoopResult]: For program point L932(lines 932 938) no Hoare annotation was computed. [2020-07-07 10:43:11,650 INFO L268 CegarLoopResult]: For program point L932-1(lines 932 938) no Hoare annotation was computed. [2020-07-07 10:43:11,650 INFO L264 CegarLoopResult]: At program point L957(lines 912 959) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse1))) [2020-07-07 10:43:11,650 INFO L264 CegarLoopResult]: At program point L924(line 924) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse1))) [2020-07-07 10:43:11,650 INFO L268 CegarLoopResult]: For program point L922(lines 922 928) no Hoare annotation was computed. [2020-07-07 10:43:11,650 INFO L268 CegarLoopResult]: For program point L922-1(lines 922 928) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point L914(lines 914 918) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point testEXIT(lines 902 967) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 737 744) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 737 744) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 737 744) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L264 CegarLoopResult]: At program point L887(line 887) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= 0 ~methaneLevelCritical~0)) .cse0) (or (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) .cse0))) [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point L885(lines 885 891) no Hoare annotation was computed. [2020-07-07 10:43:11,651 INFO L268 CegarLoopResult]: For program point L884(lines 884 894) no Hoare annotation was computed. [2020-07-07 10:43:11,652 INFO L264 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse0) (or (not (= 0 ~methaneLevelCritical~0)) .cse0))) [2020-07-07 10:43:11,652 INFO L268 CegarLoopResult]: For program point L882-1(line 882) no Hoare annotation was computed. [2020-07-07 10:43:11,652 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 872 900) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) .cse0 .cse1))) [2020-07-07 10:43:11,652 INFO L268 CegarLoopResult]: For program point L880(lines 880 897) no Hoare annotation was computed. [2020-07-07 10:43:11,652 INFO L268 CegarLoopResult]: For program point L880-1(lines 872 900) no Hoare annotation was computed. [2020-07-07 10:43:11,652 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) .cse0 .cse1))) [2020-07-07 10:43:11,652 INFO L268 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-07-07 10:43:11,652 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 872 900) no Hoare annotation was computed. [2020-07-07 10:43:11,652 INFO L268 CegarLoopResult]: For program point L506(lines 506 514) no Hoare annotation was computed. [2020-07-07 10:43:11,652 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 498 520) no Hoare annotation was computed. [2020-07-07 10:43:11,652 INFO L268 CegarLoopResult]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2020-07-07 10:43:11,652 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 498 520) no Hoare annotation was computed. [2020-07-07 10:43:11,652 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 498 520) no Hoare annotation was computed. [2020-07-07 10:43:11,652 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 864 871) the Hoare annotation is: (or (not (= 1 ~waterLevel~0)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= 1 ~systemActive~0))) [2020-07-07 10:43:11,653 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 864 871) no Hoare annotation was computed. [2020-07-07 10:43:11,653 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 864 871) no Hoare annotation was computed. [2020-07-07 10:43:11,653 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-07 10:43:11,653 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-07 10:43:11,653 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-07 10:43:11,653 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2020-07-07 10:43:11,653 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed. [2020-07-07 10:43:11,653 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed. [2020-07-07 10:43:11,653 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed. [2020-07-07 10:43:11,654 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed. [2020-07-07 10:43:11,654 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-07-07 10:43:11,654 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-07-07 10:43:11,654 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed. [2020-07-07 10:43:11,654 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2020-07-07 10:43:11,654 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-07-07 10:43:11,654 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-07-07 10:43:11,654 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2020-07-07 10:43:11,654 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-07-07 10:43:11,654 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed. [2020-07-07 10:43:11,654 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-07-07 10:43:11,655 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2020-07-07 10:43:11,655 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:43:11,655 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-07 10:43:11,655 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:43:11,655 INFO L268 CegarLoopResult]: For program point L752(lines 752 758) no Hoare annotation was computed. [2020-07-07 10:43:11,655 INFO L264 CegarLoopResult]: At program point L750(line 750) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-07-07 10:43:11,656 INFO L268 CegarLoopResult]: For program point L750-1(line 750) no Hoare annotation was computed. [2020-07-07 10:43:11,656 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 745 761) no Hoare annotation was computed. [2020-07-07 10:43:11,656 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 745 761) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-07-07 10:43:11,656 INFO L264 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-07-07 10:43:11,656 INFO L268 CegarLoopResult]: For program point L756-1(lines 745 761) no Hoare annotation was computed. [2020-07-07 10:43:11,656 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 521 529) no Hoare annotation was computed. [2020-07-07 10:43:11,656 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 521 529) no Hoare annotation was computed. [2020-07-07 10:43:11,657 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 521 529) no Hoare annotation was computed. [2020-07-07 10:43:11,657 INFO L271 CegarLoopResult]: At program point L833(line 833) the Hoare annotation is: true [2020-07-07 10:43:11,657 INFO L268 CegarLoopResult]: For program point L835-2(lines 835 839) no Hoare annotation was computed. [2020-07-07 10:43:11,657 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 826 844) no Hoare annotation was computed. [2020-07-07 10:43:11,657 INFO L268 CegarLoopResult]: For program point L833-1(line 833) no Hoare annotation was computed. [2020-07-07 10:43:11,657 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 826 844) the Hoare annotation is: true [2020-07-07 10:43:11,657 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 826 844) no Hoare annotation was computed. [2020-07-07 10:43:11,657 INFO L268 CegarLoopResult]: For program point L835(lines 835 839) no Hoare annotation was computed. [2020-07-07 10:43:11,657 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:43:11,658 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-07 10:43:11,658 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:43:11,658 INFO L268 CegarLoopResult]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2020-07-07 10:43:11,658 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 477 488) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~methaneLevelCritical~0)| 0)) .cse1) (or .cse0 (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~methaneLevelCritical~0)|)) .cse1))) [2020-07-07 10:43:11,658 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 477 488) no Hoare annotation was computed. [2020-07-07 10:43:11,658 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 489 497) the Hoare annotation is: true [2020-07-07 10:43:11,658 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 489 497) no Hoare annotation was computed. [2020-07-07 10:43:11,658 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 489 497) no Hoare annotation was computed. [2020-07-07 10:43:11,659 INFO L264 CegarLoopResult]: At program point L667(line 667) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse0 (and .cse3 (not (= 0 |old(~pumpRunning~0)|)) .cse4)) (.cse1 (and .cse3 (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2)))) [2020-07-07 10:43:11,659 INFO L264 CegarLoopResult]: At program point L665(lines 665 671) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (= 0 ~pumpRunning~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse0 (and .cse7 .cse5 .cse6)) (.cse1 (and .cse3 .cse7 .cse6)) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 (not (= 1 |old(~waterLevel~0)|)) .cse2) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse3 .cse6) .cse0 .cse1 (and (<= 2 ~waterLevel~0) .cse6) .cse4 .cse2)))) [2020-07-07 10:43:11,659 INFO L264 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or (not (= 0 ~methaneLevelCritical~0)) (and .cse3 .cse1 .cse4 .cse5) .cse2) (or .cse0 (and .cse3 .cse4 .cse5) .cse2))) [2020-07-07 10:43:11,659 INFO L268 CegarLoopResult]: For program point L658(lines 657 676) no Hoare annotation was computed. [2020-07-07 10:43:11,659 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 654 677) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-07 10:43:11,659 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 654 677) no Hoare annotation was computed. [2020-07-07 10:43:11,660 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 654 677) no Hoare annotation was computed. [2020-07-07 10:43:11,660 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 547 576) no Hoare annotation was computed. [2020-07-07 10:43:11,660 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 547 576) the Hoare annotation is: true [2020-07-07 10:43:11,660 INFO L271 CegarLoopResult]: At program point L572(lines 547 576) the Hoare annotation is: true [2020-07-07 10:43:11,660 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-07-07 10:43:11,660 INFO L268 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2020-07-07 10:43:11,660 INFO L271 CegarLoopResult]: At program point L561-1(lines 561 565) the Hoare annotation is: true [2020-07-07 10:43:11,660 INFO L268 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-07-07 10:43:11,661 INFO L271 CegarLoopResult]: At program point L557-2(lines 557 571) the Hoare annotation is: true [2020-07-07 10:43:11,661 INFO L271 CegarLoopResult]: At program point L553(line 553) the Hoare annotation is: true [2020-07-07 10:43:11,661 INFO L268 CegarLoopResult]: For program point L553-1(line 553) no Hoare annotation was computed. [2020-07-07 10:43:11,661 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 453 464) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-07-07 10:43:11,661 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 453 464) no Hoare annotation was computed. [2020-07-07 10:43:11,661 INFO L268 CegarLoopResult]: For program point L457-1(lines 453 464) no Hoare annotation was computed. [2020-07-07 10:43:11,661 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 602 608) no Hoare annotation was computed. [2020-07-07 10:43:11,661 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 602 608) the Hoare annotation is: true [2020-07-07 10:43:11,661 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:43:11,662 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-07 10:43:11,662 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 10:43:11,662 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:43:11,662 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2020-07-07 10:43:11,662 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= 1 |old(~systemActive~0)|)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-07 10:43:11,662 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2020-07-07 10:43:11,662 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 465 476) no Hoare annotation was computed. [2020-07-07 10:43:11,662 INFO L268 CegarLoopResult]: For program point L469-1(lines 465 476) no Hoare annotation was computed. [2020-07-07 10:43:11,662 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 465 476) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-07-07 10:43:11,663 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 854 861) no Hoare annotation was computed. [2020-07-07 10:43:11,663 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2020-07-07 10:43:11,663 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 854 861) the Hoare annotation is: true [2020-07-07 10:43:11,663 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 854 861) no Hoare annotation was computed. [2020-07-07 10:43:11,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 10:43:11 BoogieIcfgContainer [2020-07-07 10:43:11,693 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 10:43:11,695 INFO L168 Benchmark]: Toolchain (without parser) took 66305.87 ms. Allocated memory was 146.3 MB in the beginning and 893.4 MB in the end (delta: 747.1 MB). Free memory was 102.4 MB in the beginning and 794.6 MB in the end (delta: -692.2 MB). Peak memory consumption was 775.9 MB. Max. memory is 7.1 GB. [2020-07-07 10:43:11,696 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 10:43:11,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.42 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 102.2 MB in the beginning and 169.8 MB in the end (delta: -67.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2020-07-07 10:43:11,697 INFO L168 Benchmark]: Boogie Preprocessor took 104.87 ms. Allocated memory is still 203.4 MB. Free memory was 169.8 MB in the beginning and 165.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-07-07 10:43:11,704 INFO L168 Benchmark]: RCFGBuilder took 1153.33 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 165.2 MB in the beginning and 188.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. [2020-07-07 10:43:11,704 INFO L168 Benchmark]: TraceAbstraction took 64317.04 ms. Allocated memory was 234.9 MB in the beginning and 893.4 MB in the end (delta: 658.5 MB). Free memory was 188.9 MB in the beginning and 794.6 MB in the end (delta: -605.8 MB). Peak memory consumption was 773.7 MB. Max. memory is 7.1 GB. [2020-07-07 10:43:11,709 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 724.42 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 102.2 MB in the beginning and 169.8 MB in the end (delta: -67.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.87 ms. Allocated memory is still 203.4 MB. Free memory was 169.8 MB in the beginning and 165.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1153.33 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 165.2 MB in the beginning and 188.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 64317.04 ms. Allocated memory was 234.9 MB in the beginning and 893.4 MB in the end (delta: 658.5 MB). Free memory was 188.9 MB in the beginning and 794.6 MB in the end (delta: -605.8 MB). Peak memory consumption was 773.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 858]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: ((((((0 == splverifierCounter && \old(methaneLevelCritical) == methaneLevelCritical) && 1 == systemActive) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel))) || (((0 == splverifierCounter && 1 <= methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 34.8s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 26.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 29.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1665 SDtfs, 2475 SDslu, 2850 SDs, 0 SdLazy, 6509 SolverSat, 1647 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 780 GetRequests, 596 SyntacticMatches, 7 SemanticMatches, 177 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 621 ImplicationChecksByTransitivity, 11.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=713occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 11 MinimizatonAttempts, 716 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 1585 PreInvPairs, 1678 NumberOfFragments, 1825 HoareAnnotationTreeSize, 1585 FomulaSimplifications, 109249584 FormulaSimplificationTreeSizeReduction, 6.6s HoareSimplificationTime, 64 FomulaSimplificationsInter, 2752354 FormulaSimplificationTreeSizeReductionInter, 22.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 1250 NumberOfCodeBlocks, 1250 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1237 ConstructedInterpolants, 0 QuantifiedInterpolants, 407922 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1762 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 108/113 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...