/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:36:00,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:36:00,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:36:00,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:36:00,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:36:00,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:36:00,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:36:00,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:36:00,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:36:00,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:36:00,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:36:00,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:36:00,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:36:00,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:36:00,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:36:00,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:36:00,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:36:00,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:36:00,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:36:00,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:36:00,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:36:00,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:36:00,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:36:00,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:36:00,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:36:00,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:36:00,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:36:00,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:36:00,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:36:00,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:36:00,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:36:00,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:36:00,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:36:00,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:36:00,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:36:00,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:36:00,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:36:00,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:36:00,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:36:00,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:36:00,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:36:00,235 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 [2020-07-21 10:36:00,273 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:36:00,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:36:00,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:36:00,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:36:00,278 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:36:00,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:36:00,279 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:36:00,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:36:00,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:36:00,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:36:00,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:36:00,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:36:00,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:36:00,280 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:36:00,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:36:00,280 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:36:00,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:36:00,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:36:00,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:36:00,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:36:00,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:36:00,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:36:00,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:36:00,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:36:00,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:36:00,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:36:00,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:00,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:36:00,282 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:36:00,283 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:36:00,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:36:00,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:36:00,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:36:00,574 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:36:00,575 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:36:00,576 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2020-07-21 10:36:00,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d9925203/93321b2a4f7740bd93ef60fada22a840/FLAGd6c101f98 [2020-07-21 10:36:01,202 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:36:01,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2020-07-21 10:36:01,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d9925203/93321b2a4f7740bd93ef60fada22a840/FLAGd6c101f98 [2020-07-21 10:36:01,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d9925203/93321b2a4f7740bd93ef60fada22a840 [2020-07-21 10:36:01,557 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:36:01,560 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:36:01,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:36:01,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:36:01,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:36:01,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:36:01" (1/1) ... [2020-07-21 10:36:01,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39507508 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:01, skipping insertion in model container [2020-07-21 10:36:01,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:36:01" (1/1) ... [2020-07-21 10:36:01,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:36:01,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:36:02,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:36:02,044 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:36:02,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:36:02,179 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:36:02,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:02 WrapperNode [2020-07-21 10:36:02,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:36:02,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:36:02,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:36:02,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:36:02,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:02" (1/1) ... [2020-07-21 10:36:02,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:02" (1/1) ... [2020-07-21 10:36:02,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:02" (1/1) ... [2020-07-21 10:36:02,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:02" (1/1) ... [2020-07-21 10:36:02,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:02" (1/1) ... [2020-07-21 10:36:02,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:02" (1/1) ... [2020-07-21 10:36:02,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:02" (1/1) ... [2020-07-21 10:36:02,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:36:02,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:36:02,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:36:02,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:36:02,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:02" (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 [2020-07-21 10:36:02,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:36:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:36:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:36:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:36:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:36:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:36:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:36:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:36:02,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:36:02,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 10:36:02,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 10:36:02,371 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:36:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:36:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:36:02,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:36:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:36:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:36:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:36:02,373 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:36:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:36:02,374 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:36:02,375 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:36:02,375 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:36:02,375 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:36:02,376 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:36:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:36:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:36:02,377 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:36:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:36:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:36:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:36:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:36:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:36:02,378 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:36:02,379 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:36:02,379 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:36:02,379 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:36:02,379 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:36:02,380 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:36:02,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:36:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:36:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:36:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:36:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:36:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:36:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:36:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:36:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:36:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:36:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:36:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:36:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:36:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:36:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:36:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:36:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:36:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:36:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:36:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:36:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:36:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:36:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:36:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:36:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 10:36:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 10:36:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:36:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:36:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:36:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:36:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:36:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:36:02,385 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:36:02,386 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:36:02,386 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:36:02,386 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:36:02,387 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:36:02,387 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:36:02,387 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:36:02,387 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:36:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:36:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:36:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:36:02,388 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:36:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:36:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:36:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:36:02,389 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:36:02,390 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:36:02,391 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:36:02,391 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:36:02,391 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:36:02,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:36:02,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:36:02,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:36:03,474 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:36:03,475 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:36:03,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:36:03 BoogieIcfgContainer [2020-07-21 10:36:03,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:36:03,484 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:36:03,484 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:36:03,487 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:36:03,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:36:01" (1/3) ... [2020-07-21 10:36:03,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54a9a46b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:36:03, skipping insertion in model container [2020-07-21 10:36:03,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:02" (2/3) ... [2020-07-21 10:36:03,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54a9a46b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:36:03, skipping insertion in model container [2020-07-21 10:36:03,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:36:03" (3/3) ... [2020-07-21 10:36:03,492 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product27.cil.c [2020-07-21 10:36:03,503 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:36:03,512 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:36:03,526 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:36:03,547 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:36:03,547 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:36:03,547 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:36:03,548 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:36:03,548 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:36:03,548 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:36:03,548 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:36:03,548 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:36:03,571 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2020-07-21 10:36:03,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 10:36:03,580 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:03,581 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] [2020-07-21 10:36:03,581 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:03,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:03,588 INFO L82 PathProgramCache]: Analyzing trace with hash 1193827288, now seen corresponding path program 1 times [2020-07-21 10:36:03,597 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:03,597 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1698647887] [2020-07-21 10:36:03,597 INFO L95 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 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:03,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:36:03,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:03,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:03,888 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:03,889 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1698647887] [2020-07-21 10:36:03,890 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:03,890 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:36:03,891 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835523394] [2020-07-21 10:36:03,896 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:36:03,896 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:03,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:36:03,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:36:03,913 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 2 states. [2020-07-21 10:36:03,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:03,952 INFO L93 Difference]: Finished difference Result 226 states and 283 transitions. [2020-07-21 10:36:03,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:36:03,954 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 10:36:03,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:03,966 INFO L225 Difference]: With dead ends: 226 [2020-07-21 10:36:03,966 INFO L226 Difference]: Without dead ends: 115 [2020-07-21 10:36:03,971 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:36:03,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-07-21 10:36:04,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2020-07-21 10:36:04,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-07-21 10:36:04,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 135 transitions. [2020-07-21 10:36:04,033 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 135 transitions. Word has length 51 [2020-07-21 10:36:04,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:04,033 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 135 transitions. [2020-07-21 10:36:04,034 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:36:04,034 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2020-07-21 10:36:04,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 10:36:04,038 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:04,038 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] [2020-07-21 10:36:04,246 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:04,247 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:04,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:04,248 INFO L82 PathProgramCache]: Analyzing trace with hash -1415337384, now seen corresponding path program 1 times [2020-07-21 10:36:04,249 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:04,249 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1142247058] [2020-07-21 10:36:04,250 INFO L95 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 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:04,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:36:04,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:04,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:04,569 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:04,569 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1142247058] [2020-07-21 10:36:04,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:04,570 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:04,573 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309051979] [2020-07-21 10:36:04,577 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:04,577 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:04,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:04,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:04,578 INFO L87 Difference]: Start difference. First operand 115 states and 135 transitions. Second operand 3 states. [2020-07-21 10:36:04,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:04,622 INFO L93 Difference]: Finished difference Result 169 states and 197 transitions. [2020-07-21 10:36:04,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:04,624 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 10:36:04,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:04,628 INFO L225 Difference]: With dead ends: 169 [2020-07-21 10:36:04,629 INFO L226 Difference]: Without dead ends: 106 [2020-07-21 10:36:04,631 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:04,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-07-21 10:36:04,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-07-21 10:36:04,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-07-21 10:36:04,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2020-07-21 10:36:04,659 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 52 [2020-07-21 10:36:04,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:04,660 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2020-07-21 10:36:04,660 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:04,660 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2020-07-21 10:36:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-07-21 10:36:04,667 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:04,667 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] [2020-07-21 10:36:04,882 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:04,883 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:04,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:04,884 INFO L82 PathProgramCache]: Analyzing trace with hash -1317606701, now seen corresponding path program 1 times [2020-07-21 10:36:04,885 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:04,885 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [493709635] [2020-07-21 10:36:04,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:05,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:36:05,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:05,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:05,101 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:05,102 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [493709635] [2020-07-21 10:36:05,102 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:05,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:05,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125557984] [2020-07-21 10:36:05,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:05,104 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:05,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:05,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:05,104 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 3 states. [2020-07-21 10:36:05,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:05,149 INFO L93 Difference]: Finished difference Result 260 states and 313 transitions. [2020-07-21 10:36:05,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:05,150 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2020-07-21 10:36:05,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:05,155 INFO L225 Difference]: With dead ends: 260 [2020-07-21 10:36:05,155 INFO L226 Difference]: Without dead ends: 182 [2020-07-21 10:36:05,158 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:05,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-07-21 10:36:05,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 178. [2020-07-21 10:36:05,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2020-07-21 10:36:05,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 213 transitions. [2020-07-21 10:36:05,204 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 213 transitions. Word has length 56 [2020-07-21 10:36:05,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:05,205 INFO L479 AbstractCegarLoop]: Abstraction has 178 states and 213 transitions. [2020-07-21 10:36:05,205 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:05,205 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 213 transitions. [2020-07-21 10:36:05,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 10:36:05,212 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:05,212 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] [2020-07-21 10:36:05,412 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:05,413 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:05,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:05,414 INFO L82 PathProgramCache]: Analyzing trace with hash -1428573535, now seen corresponding path program 1 times [2020-07-21 10:36:05,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:05,415 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2082832829] [2020-07-21 10:36:05,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:05,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-21 10:36:05,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:05,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:05,662 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:05,663 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2082832829] [2020-07-21 10:36:05,663 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:05,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:05,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313354951] [2020-07-21 10:36:05,664 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:05,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:05,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:05,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:05,665 INFO L87 Difference]: Start difference. First operand 178 states and 213 transitions. Second operand 3 states. [2020-07-21 10:36:05,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:05,723 INFO L93 Difference]: Finished difference Result 328 states and 406 transitions. [2020-07-21 10:36:05,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:05,724 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-07-21 10:36:05,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:05,733 INFO L225 Difference]: With dead ends: 328 [2020-07-21 10:36:05,733 INFO L226 Difference]: Without dead ends: 325 [2020-07-21 10:36:05,737 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:05,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2020-07-21 10:36:05,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 325. [2020-07-21 10:36:05,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-07-21 10:36:05,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 402 transitions. [2020-07-21 10:36:05,797 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 402 transitions. Word has length 62 [2020-07-21 10:36:05,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:05,798 INFO L479 AbstractCegarLoop]: Abstraction has 325 states and 402 transitions. [2020-07-21 10:36:05,798 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:05,798 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 402 transitions. [2020-07-21 10:36:05,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-07-21 10:36:05,804 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:05,804 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-21 10:36:06,017 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:06,018 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:06,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:06,019 INFO L82 PathProgramCache]: Analyzing trace with hash 1002922937, now seen corresponding path program 1 times [2020-07-21 10:36:06,019 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:06,019 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1712929789] [2020-07-21 10:36:06,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:06,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:36:06,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:06,268 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-21 10:36:06,268 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:06,269 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1712929789] [2020-07-21 10:36:06,269 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:06,269 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:36:06,270 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134698840] [2020-07-21 10:36:06,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:36:06,271 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:06,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:36:06,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:36:06,272 INFO L87 Difference]: Start difference. First operand 325 states and 402 transitions. Second operand 6 states. [2020-07-21 10:36:06,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:06,448 INFO L93 Difference]: Finished difference Result 428 states and 539 transitions. [2020-07-21 10:36:06,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:36:06,451 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2020-07-21 10:36:06,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:06,452 INFO L225 Difference]: With dead ends: 428 [2020-07-21 10:36:06,452 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:36:06,455 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:36:06,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:36:06,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:36:06,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:36:06,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:36:06,459 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2020-07-21 10:36:06,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:06,459 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:36:06,460 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:36:06,460 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:36:06,460 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:36:06,660 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:06,663 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:36:07,495 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-21 10:36:07,495 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-21 10:36:07,495 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-21 10:36:07,495 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-21 10:36:07,495 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:36:07,496 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-21 10:36:07,496 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:36:07,496 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:36:07,496 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-21 10:36:07,496 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-21 10:36:07,496 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:36:07,496 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-21 10:36:07,497 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-21 10:36:07,497 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-21 10:36:07,497 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:36:07,497 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-21 10:36:07,497 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:36:07,497 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-21 10:36:07,498 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 732 738) the Hoare annotation is: true [2020-07-21 10:36:07,498 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 732 738) no Hoare annotation was computed. [2020-07-21 10:36:07,498 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 739 747) no Hoare annotation was computed. [2020-07-21 10:36:07,498 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 739 747) the Hoare annotation is: true [2020-07-21 10:36:07,498 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 739 747) no Hoare annotation was computed. [2020-07-21 10:36:07,498 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 622 644) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,499 INFO L264 CegarLoopResult]: At program point L634(line 634) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,499 INFO L264 CegarLoopResult]: At program point L634-1(line 634) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,499 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 622 644) no Hoare annotation was computed. [2020-07-21 10:36:07,499 INFO L268 CegarLoopResult]: For program point L632(lines 632 639) no Hoare annotation was computed. [2020-07-21 10:36:07,499 INFO L268 CegarLoopResult]: For program point L632-1(lines 632 639) no Hoare annotation was computed. [2020-07-21 10:36:07,499 INFO L268 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-07-21 10:36:07,500 INFO L264 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,500 INFO L264 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,500 INFO L264 CegarLoopResult]: At program point L628-1(line 628) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,500 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 622 644) no Hoare annotation was computed. [2020-07-21 10:36:07,500 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 576 599) no Hoare annotation was computed. [2020-07-21 10:36:07,500 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 576 599) no Hoare annotation was computed. [2020-07-21 10:36:07,500 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 576 599) no Hoare annotation was computed. [2020-07-21 10:36:07,501 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-07-21 10:36:07,501 INFO L268 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-07-21 10:36:07,501 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-07-21 10:36:07,501 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-07-21 10:36:07,501 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-07-21 10:36:07,501 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-07-21 10:36:07,501 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-07-21 10:36:07,502 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-07-21 10:36:07,502 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-21 10:36:07,502 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-07-21 10:36:07,502 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-07-21 10:36:07,502 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-07-21 10:36:07,502 INFO L268 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-07-21 10:36:07,502 INFO L268 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-07-21 10:36:07,502 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 920 934) no Hoare annotation was computed. [2020-07-21 10:36:07,503 INFO L264 CegarLoopResult]: At program point L926(line 926) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:07,503 INFO L268 CegarLoopResult]: For program point L924(lines 924 930) no Hoare annotation was computed. [2020-07-21 10:36:07,503 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 920 934) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) (or .cse0 .cse1 (= 0 ~pumpRunning~0)))) [2020-07-21 10:36:07,503 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 920 934) no Hoare annotation was computed. [2020-07-21 10:36:07,503 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 856 864) no Hoare annotation was computed. [2020-07-21 10:36:07,504 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 856 864) the Hoare annotation is: true [2020-07-21 10:36:07,504 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 856 864) no Hoare annotation was computed. [2020-07-21 10:36:07,504 INFO L268 CegarLoopResult]: For program point L910(lines 910 914) no Hoare annotation was computed. [2020-07-21 10:36:07,504 INFO L271 CegarLoopResult]: At program point L908(line 908) the Hoare annotation is: true [2020-07-21 10:36:07,504 INFO L268 CegarLoopResult]: For program point L910-2(lines 910 914) no Hoare annotation was computed. [2020-07-21 10:36:07,504 INFO L268 CegarLoopResult]: For program point L908-1(line 908) no Hoare annotation was computed. [2020-07-21 10:36:07,504 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 901 919) the Hoare annotation is: true [2020-07-21 10:36:07,504 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 901 919) no Hoare annotation was computed. [2020-07-21 10:36:07,505 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 901 919) no Hoare annotation was computed. [2020-07-21 10:36:07,505 INFO L268 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-07-21 10:36:07,505 INFO L268 CegarLoopResult]: For program point L895-1(line 895) no Hoare annotation was computed. [2020-07-21 10:36:07,505 INFO L268 CegarLoopResult]: For program point L884(lines 884 892) no Hoare annotation was computed. [2020-07-21 10:36:07,505 INFO L268 CegarLoopResult]: For program point L884-2(lines 884 892) no Hoare annotation was computed. [2020-07-21 10:36:07,505 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 865 900) no Hoare annotation was computed. [2020-07-21 10:36:07,505 INFO L268 CegarLoopResult]: For program point L872(lines 872 880) no Hoare annotation was computed. [2020-07-21 10:36:07,505 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 865 900) no Hoare annotation was computed. [2020-07-21 10:36:07,506 INFO L268 CegarLoopResult]: For program point L872-2(lines 872 880) no Hoare annotation was computed. [2020-07-21 10:36:07,506 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 865 900) no Hoare annotation was computed. [2020-07-21 10:36:07,506 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 725 731) no Hoare annotation was computed. [2020-07-21 10:36:07,506 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 725 731) the Hoare annotation is: true [2020-07-21 10:36:07,506 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:36:07,506 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:36:07,506 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:36:07,507 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-21 10:36:07,507 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:36:07,507 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-21 10:36:07,507 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-21 10:36:07,507 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:36:07,507 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:36:07,507 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 608 618) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,508 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 608 618) no Hoare annotation was computed. [2020-07-21 10:36:07,508 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 608 618) no Hoare annotation was computed. [2020-07-21 10:36:07,508 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,508 INFO L268 CegarLoopResult]: For program point L850-1(line 850) no Hoare annotation was computed. [2020-07-21 10:36:07,508 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 845 855) no Hoare annotation was computed. [2020-07-21 10:36:07,508 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 845 855) no Hoare annotation was computed. [2020-07-21 10:36:07,509 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 845 855) no Hoare annotation was computed. [2020-07-21 10:36:07,509 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-07-21 10:36:07,509 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 837 844) the Hoare annotation is: true [2020-07-21 10:36:07,509 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 837 844) no Hoare annotation was computed. [2020-07-21 10:36:07,509 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 837 844) no Hoare annotation was computed. [2020-07-21 10:36:07,509 INFO L264 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:07,509 INFO L264 CegarLoopResult]: At program point L796(line 796) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:07,509 INFO L268 CegarLoopResult]: For program point L794(lines 794 802) no Hoare annotation was computed. [2020-07-21 10:36:07,510 INFO L264 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:07,510 INFO L268 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-07-21 10:36:07,510 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 786 810) no Hoare annotation was computed. [2020-07-21 10:36:07,510 INFO L268 CegarLoopResult]: For program point L790(lines 790 807) no Hoare annotation was computed. [2020-07-21 10:36:07,510 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 786 810) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:36:07,510 INFO L264 CegarLoopResult]: At program point L805(line 805) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:36:07,510 INFO L268 CegarLoopResult]: For program point L805-1(lines 786 810) no Hoare annotation was computed. [2020-07-21 10:36:07,510 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 778 784) no Hoare annotation was computed. [2020-07-21 10:36:07,511 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 778 784) the Hoare annotation is: true [2020-07-21 10:36:07,511 INFO L264 CegarLoopResult]: At program point testENTRY(lines 647 712) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,511 INFO L264 CegarLoopResult]: At program point L702(lines 657 704) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,511 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,511 INFO L268 CegarLoopResult]: For program point L667(lines 667 673) no Hoare annotation was computed. [2020-07-21 10:36:07,511 INFO L268 CegarLoopResult]: For program point L667-1(lines 667 673) no Hoare annotation was computed. [2020-07-21 10:36:07,511 INFO L268 CegarLoopResult]: For program point testFINAL(lines 647 712) no Hoare annotation was computed. [2020-07-21 10:36:07,512 INFO L268 CegarLoopResult]: For program point L659(lines 659 663) no Hoare annotation was computed. [2020-07-21 10:36:07,512 INFO L264 CegarLoopResult]: At program point L705(lines 656 706) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,512 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,512 INFO L268 CegarLoopResult]: For program point L693(lines 693 699) no Hoare annotation was computed. [2020-07-21 10:36:07,512 INFO L264 CegarLoopResult]: At program point L693-1(lines 687 700) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,512 INFO L268 CegarLoopResult]: For program point L658(lines 657 704) no Hoare annotation was computed. [2020-07-21 10:36:07,512 INFO L268 CegarLoopResult]: For program point L687(lines 687 700) no Hoare annotation was computed. [2020-07-21 10:36:07,513 INFO L264 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:07,513 INFO L268 CegarLoopResult]: For program point L677(lines 677 683) no Hoare annotation was computed. [2020-07-21 10:36:07,513 INFO L268 CegarLoopResult]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2020-07-21 10:36:07,513 INFO L268 CegarLoopResult]: For program point testEXIT(lines 647 712) no Hoare annotation was computed. [2020-07-21 10:36:07,513 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:36:07,513 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:36:07,513 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:36:07,513 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-21 10:36:07,514 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-21 10:36:07,514 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-21 10:36:07,514 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 811 818) no Hoare annotation was computed. [2020-07-21 10:36:07,514 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 811 818) no Hoare annotation was computed. [2020-07-21 10:36:07,514 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 811 818) no Hoare annotation was computed. [2020-07-21 10:36:07,514 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 533 541) no Hoare annotation was computed. [2020-07-21 10:36:07,514 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 533 541) the Hoare annotation is: true [2020-07-21 10:36:07,514 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 533 541) no Hoare annotation was computed. [2020-07-21 10:36:07,515 INFO L264 CegarLoopResult]: At program point L433(line 433) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:07,515 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 418 446) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:07,515 INFO L268 CegarLoopResult]: For program point L431(lines 431 437) no Hoare annotation was computed. [2020-07-21 10:36:07,515 INFO L268 CegarLoopResult]: For program point L430(lines 430 440) no Hoare annotation was computed. [2020-07-21 10:36:07,515 INFO L264 CegarLoopResult]: At program point L428(line 428) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:07,515 INFO L268 CegarLoopResult]: For program point L428-1(line 428) no Hoare annotation was computed. [2020-07-21 10:36:07,515 INFO L268 CegarLoopResult]: For program point L426(lines 426 443) no Hoare annotation was computed. [2020-07-21 10:36:07,515 INFO L268 CegarLoopResult]: For program point L426-1(lines 418 446) no Hoare annotation was computed. [2020-07-21 10:36:07,516 INFO L264 CegarLoopResult]: At program point L424(line 424) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:07,516 INFO L268 CegarLoopResult]: For program point L424-1(line 424) no Hoare annotation was computed. [2020-07-21 10:36:07,516 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 418 446) no Hoare annotation was computed. [2020-07-21 10:36:07,516 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 410 417) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:07,516 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 410 417) no Hoare annotation was computed. [2020-07-21 10:36:07,516 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2020-07-21 10:36:07,516 INFO L268 CegarLoopResult]: For program point L509(lines 509 517) no Hoare annotation was computed. [2020-07-21 10:36:07,516 INFO L268 CegarLoopResult]: For program point L509-2(lines 509 517) no Hoare annotation was computed. [2020-07-21 10:36:07,517 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 501 523) no Hoare annotation was computed. [2020-07-21 10:36:07,517 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 501 523) no Hoare annotation was computed. [2020-07-21 10:36:07,517 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 501 523) no Hoare annotation was computed. [2020-07-21 10:36:07,517 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-21 10:36:07,517 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:36:07,517 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-21 10:36:07,517 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-21 10:36:07,517 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-21 10:36:07,518 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-21 10:36:07,518 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:36:07,518 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-21 10:36:07,518 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-21 10:36:07,518 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-21 10:36:07,518 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:36:07,518 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-21 10:36:07,518 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-21 10:36:07,518 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-21 10:36:07,519 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-21 10:36:07,519 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-21 10:36:07,519 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 715 724) no Hoare annotation was computed. [2020-07-21 10:36:07,519 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 715 724) no Hoare annotation was computed. [2020-07-21 10:36:07,519 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 715 724) no Hoare annotation was computed. [2020-07-21 10:36:07,519 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:07,519 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:36:07,519 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:07,520 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-07-21 10:36:07,520 INFO L268 CegarLoopResult]: For program point L831-1(lines 820 836) no Hoare annotation was computed. [2020-07-21 10:36:07,520 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 820 836) no Hoare annotation was computed. [2020-07-21 10:36:07,520 INFO L268 CegarLoopResult]: For program point L827(lines 827 833) no Hoare annotation was computed. [2020-07-21 10:36:07,520 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-07-21 10:36:07,520 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 820 836) no Hoare annotation was computed. [2020-07-21 10:36:07,520 INFO L268 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-07-21 10:36:07,520 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 524 532) no Hoare annotation was computed. [2020-07-21 10:36:07,521 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 524 532) no Hoare annotation was computed. [2020-07-21 10:36:07,521 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 524 532) no Hoare annotation was computed. [2020-07-21 10:36:07,521 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:07,521 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:36:07,521 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:07,521 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 480 491) the Hoare annotation is: true [2020-07-21 10:36:07,521 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 480 491) no Hoare annotation was computed. [2020-07-21 10:36:07,521 INFO L268 CegarLoopResult]: For program point L484-1(lines 480 491) no Hoare annotation was computed. [2020-07-21 10:36:07,521 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 492 500) the Hoare annotation is: true [2020-07-21 10:36:07,522 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 492 500) no Hoare annotation was computed. [2020-07-21 10:36:07,522 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 492 500) no Hoare annotation was computed. [2020-07-21 10:36:07,522 INFO L264 CegarLoopResult]: At program point L767(line 767) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-21 10:36:07,522 INFO L264 CegarLoopResult]: At program point L765(lines 765 771) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-21 10:36:07,522 INFO L264 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:07,522 INFO L268 CegarLoopResult]: For program point L758(lines 757 776) no Hoare annotation was computed. [2020-07-21 10:36:07,522 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 754 777) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-21 10:36:07,523 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 754 777) no Hoare annotation was computed. [2020-07-21 10:36:07,523 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 754 777) no Hoare annotation was computed. [2020-07-21 10:36:07,523 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 545 574) no Hoare annotation was computed. [2020-07-21 10:36:07,523 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 545 574) the Hoare annotation is: true [2020-07-21 10:36:07,523 INFO L271 CegarLoopResult]: At program point L570(lines 545 574) the Hoare annotation is: true [2020-07-21 10:36:07,523 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-07-21 10:36:07,523 INFO L268 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-07-21 10:36:07,524 INFO L271 CegarLoopResult]: At program point L559-1(lines 559 563) the Hoare annotation is: true [2020-07-21 10:36:07,524 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-21 10:36:07,524 INFO L271 CegarLoopResult]: At program point L555-2(lines 555 569) the Hoare annotation is: true [2020-07-21 10:36:07,524 INFO L271 CegarLoopResult]: At program point L551(line 551) the Hoare annotation is: true [2020-07-21 10:36:07,524 INFO L268 CegarLoopResult]: For program point L551-1(line 551) no Hoare annotation was computed. [2020-07-21 10:36:07,524 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 456 467) the Hoare annotation is: true [2020-07-21 10:36:07,524 INFO L268 CegarLoopResult]: For program point L460-1(lines 456 467) no Hoare annotation was computed. [2020-07-21 10:36:07,525 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 456 467) no Hoare annotation was computed. [2020-07-21 10:36:07,525 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 600 606) no Hoare annotation was computed. [2020-07-21 10:36:07,525 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 600 606) the Hoare annotation is: true [2020-07-21 10:36:07,525 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:07,525 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:36:07,525 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:36:07,525 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:07,525 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 468 479) no Hoare annotation was computed. [2020-07-21 10:36:07,526 INFO L268 CegarLoopResult]: For program point L472-1(lines 468 479) no Hoare annotation was computed. [2020-07-21 10:36:07,526 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 468 479) the Hoare annotation is: true [2020-07-21 10:36:07,526 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 936 943) no Hoare annotation was computed. [2020-07-21 10:36:07,526 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 940) no Hoare annotation was computed. [2020-07-21 10:36:07,526 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 936 943) the Hoare annotation is: true [2020-07-21 10:36:07,526 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 936 943) no Hoare annotation was computed. [2020-07-21 10:36:07,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:36:07 BoogieIcfgContainer [2020-07-21 10:36:07,543 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:36:07,546 INFO L168 Benchmark]: Toolchain (without parser) took 5985.81 ms. Allocated memory was 139.5 MB in the beginning and 277.3 MB in the end (delta: 137.9 MB). Free memory was 103.1 MB in the beginning and 132.4 MB in the end (delta: -29.4 MB). Peak memory consumption was 115.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:07,547 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 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. [2020-07-21 10:36:07,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.12 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.8 MB in the beginning and 169.0 MB in the end (delta: -66.1 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:07,549 INFO L168 Benchmark]: Boogie Preprocessor took 120.64 ms. Allocated memory is still 203.9 MB. Free memory was 169.0 MB in the beginning and 164.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:07,550 INFO L168 Benchmark]: RCFGBuilder took 1181.35 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 164.4 MB in the beginning and 189.4 MB in the end (delta: -25.1 MB). Peak memory consumption was 78.2 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:07,551 INFO L168 Benchmark]: TraceAbstraction took 4059.24 ms. Allocated memory was 234.9 MB in the beginning and 277.3 MB in the end (delta: 42.5 MB). Free memory was 189.4 MB in the beginning and 132.4 MB in the end (delta: 57.0 MB). Peak memory consumption was 106.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:07,555 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 139.5 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 619.12 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.8 MB in the beginning and 169.0 MB in the end (delta: -66.1 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.64 ms. Allocated memory is still 203.9 MB. Free memory was 169.0 MB in the beginning and 164.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1181.35 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 164.4 MB in the beginning and 189.4 MB in the end (delta: -25.1 MB). Peak memory consumption was 78.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4059.24 ms. Allocated memory was 234.9 MB in the beginning and 277.3 MB in the end (delta: 42.5 MB). Free memory was 189.4 MB in the beginning and 132.4 MB in the end (delta: 57.0 MB). Peak memory consumption was 106.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 940]: 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: 657]: Loop Invariant Derived loop invariant: ((!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || ((0 == methAndRunningLastTime && 0 == pumpRunning) && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 232 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 646 SDtfs, 248 SDslu, 504 SDs, 0 SdLazy, 64 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 311 GetRequests, 302 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=325occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 274 PreInvPairs, 289 NumberOfFragments, 574 HoareAnnotationTreeSize, 274 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 54 FomulaSimplificationsInter, 597 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 313 NumberOfCodeBlocks, 313 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 32252 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3565 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 26/26 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...