/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 SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:51:47,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:51:47,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:51:47,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:51:47,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:51:47,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:51:47,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:51:47,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:51:47,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:51:47,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:51:47,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:51:47,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:51:47,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:51:47,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:51:47,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:51:47,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:51:47,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:51:47,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:51:47,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:51:47,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:51:47,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:51:47,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:51:47,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:51:47,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:51:47,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:51:47,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:51:47,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:51:47,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:51:47,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:51:47,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:51:47,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:51:47,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:51:47,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:51:47,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:51:47,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:51:47,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:51:47,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:51:47,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:51:47,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:51:47,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:51:47,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:51:47,519 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 12:51:47,533 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:51:47,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:51:47,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:51:47,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:51:47,535 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:51:47,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:51:47,535 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:51:47,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:51:47,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:51:47,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:51:47,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:51:47,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:51:47,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:51:47,537 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:51:47,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:51:47,537 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:51:47,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:51:47,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:51:47,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:51:47,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:51:47,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:51:47,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:47,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:51:47,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:51:47,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:51:47,540 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:51:47,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:47,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:51:47,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:51:47,541 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 -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:51:47,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:51:47,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:51:47,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:51:47,846 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:51:47,846 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:51:47,847 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2020-07-21 12:51:47,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6949a0ff/ab8371b21e8f46d48bcf0fe5ba406ee4/FLAG74b42176d [2020-07-21 12:51:48,433 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:51:48,433 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2020-07-21 12:51:48,446 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6949a0ff/ab8371b21e8f46d48bcf0fe5ba406ee4/FLAG74b42176d [2020-07-21 12:51:48,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6949a0ff/ab8371b21e8f46d48bcf0fe5ba406ee4 [2020-07-21 12:51:48,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:51:48,699 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:51:48,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:48,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:51:48,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:51:48,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:48" (1/1) ... [2020-07-21 12:51:48,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e8cf046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:48, skipping insertion in model container [2020-07-21 12:51:48,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:48" (1/1) ... [2020-07-21 12:51:48,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:51:48,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:51:49,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:49,239 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:51:49,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:49,368 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:51:49,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:49 WrapperNode [2020-07-21 12:51:49,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:49,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:51:49,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:51:49,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:51:49,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:49" (1/1) ... [2020-07-21 12:51:49,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:49" (1/1) ... [2020-07-21 12:51:49,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:49" (1/1) ... [2020-07-21 12:51:49,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:49" (1/1) ... [2020-07-21 12:51:49,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:49" (1/1) ... [2020-07-21 12:51:49,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:49" (1/1) ... [2020-07-21 12:51:49,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:49" (1/1) ... [2020-07-21 12:51:49,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:51:49,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:51:49,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:51:49,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:51:49,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:49" (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 12:51:49,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:51:49,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:51:49,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:49,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:49,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:49,517 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:51:49,517 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:51:49,517 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:51:49,517 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:51:49,517 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:51:49,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:49,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:49,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:49,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:51:49,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:51:49,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:51:49,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:51:49,519 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:51:49,519 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:51:49,519 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:51:49,519 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:51:49,519 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:51:49,519 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:51:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:51:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:51:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:51:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:51:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:51:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-21 12:51:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 12:51:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:51:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:51:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 12:51:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:51:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:51:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:51:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:51:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:51:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:51:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:51:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:51:49,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-21 12:51:49,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 12:51:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:51:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:51:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:51:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:51:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:51:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:51:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:51:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:51:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:51:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:51:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:51:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:51:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:51:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:51:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:51:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:51:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:51:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:51:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:51:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:51:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:51:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:51:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:51:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:51:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:51:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:51:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:51:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:51:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:51:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:51:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:51:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:51:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:51:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:51:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:51:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:51:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-21 12:51:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 12:51:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:51:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:51:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:51:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:51:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-21 12:51:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 12:51:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 12:51:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:51:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:51:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:51:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:51:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:51:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:51:50,774 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:51:50,775 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:51:50,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:50 BoogieIcfgContainer [2020-07-21 12:51:50,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:51:50,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:51:50,782 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:51:50,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:51:50,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:51:48" (1/3) ... [2020-07-21 12:51:50,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e63628b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:50, skipping insertion in model container [2020-07-21 12:51:50,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:49" (2/3) ... [2020-07-21 12:51:50,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e63628b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:50, skipping insertion in model container [2020-07-21 12:51:50,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:50" (3/3) ... [2020-07-21 12:51:50,790 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61.cil.c [2020-07-21 12:51:50,801 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:51:50,809 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:51:50,825 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:51:50,851 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:51:50,852 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:51:50,852 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:51:50,852 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:51:50,853 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:51:50,853 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:51:50,853 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:51:50,853 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:51:50,876 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-07-21 12:51:50,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 12:51:50,887 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:50,888 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 12:51:50,888 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:50,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:50,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1299073538, now seen corresponding path program 1 times [2020-07-21 12:51:50,904 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:50,905 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [710954551] [2020-07-21 12:51:50,905 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) 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 12:51:51,343 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:51,344 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:51,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:51:51,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:51,420 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 12:51:51,421 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:51,422 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [710954551] [2020-07-21 12:51:51,423 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:51,423 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:51:51,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68083635] [2020-07-21 12:51:51,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:51:51,440 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:51,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:51:51,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:51,458 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-07-21 12:51:51,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:51,538 INFO L93 Difference]: Finished difference Result 306 states and 383 transitions. [2020-07-21 12:51:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:51:51,540 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 12:51:51,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:51,558 INFO L225 Difference]: With dead ends: 306 [2020-07-21 12:51:51,558 INFO L226 Difference]: Without dead ends: 155 [2020-07-21 12:51:51,565 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 12:51:51,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-21 12:51:51,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2020-07-21 12:51:51,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-07-21 12:51:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 185 transitions. [2020-07-21 12:51:51,631 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 185 transitions. Word has length 51 [2020-07-21 12:51:51,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:51,632 INFO L479 AbstractCegarLoop]: Abstraction has 155 states and 185 transitions. [2020-07-21 12:51:51,632 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:51:51,632 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 185 transitions. [2020-07-21 12:51:51,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 12:51:51,636 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:51,636 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 12:51:51,851 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:51,852 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:51,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:51,853 INFO L82 PathProgramCache]: Analyzing trace with hash -155172335, now seen corresponding path program 1 times [2020-07-21 12:51:51,853 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:51,853 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1098960307] [2020-07-21 12:51:51,854 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) 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 12:51:52,256 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:52,257 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:52,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:52,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:52,315 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 12:51:52,316 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:52,316 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1098960307] [2020-07-21 12:51:52,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:52,317 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:52,317 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344359974] [2020-07-21 12:51:52,318 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:52,319 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:52,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:52,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:52,319 INFO L87 Difference]: Start difference. First operand 155 states and 185 transitions. Second operand 3 states. [2020-07-21 12:51:52,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:52,360 INFO L93 Difference]: Finished difference Result 282 states and 345 transitions. [2020-07-21 12:51:52,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:52,360 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 12:51:52,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:52,368 INFO L225 Difference]: With dead ends: 282 [2020-07-21 12:51:52,369 INFO L226 Difference]: Without dead ends: 155 [2020-07-21 12:51:52,372 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 12:51:52,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-21 12:51:52,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2020-07-21 12:51:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-07-21 12:51:52,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 184 transitions. [2020-07-21 12:51:52,405 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 184 transitions. Word has length 52 [2020-07-21 12:51:52,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:52,406 INFO L479 AbstractCegarLoop]: Abstraction has 155 states and 184 transitions. [2020-07-21 12:51:52,406 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:52,406 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 184 transitions. [2020-07-21 12:51:52,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-21 12:51:52,415 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:52,415 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:52,628 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:52,629 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:52,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:52,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1435838022, now seen corresponding path program 1 times [2020-07-21 12:51:52,630 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:52,631 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1222455934] [2020-07-21 12:51:52,631 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) 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 12:51:52,934 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:52,934 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:52,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:52,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:52,965 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 12:51:52,965 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:52,965 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1222455934] [2020-07-21 12:51:52,966 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:52,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:52,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060610021] [2020-07-21 12:51:52,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:52,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:52,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:52,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:52,968 INFO L87 Difference]: Start difference. First operand 155 states and 184 transitions. Second operand 3 states. [2020-07-21 12:51:52,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:52,988 INFO L93 Difference]: Finished difference Result 255 states and 303 transitions. [2020-07-21 12:51:52,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:52,989 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2020-07-21 12:51:52,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:52,991 INFO L225 Difference]: With dead ends: 255 [2020-07-21 12:51:52,991 INFO L226 Difference]: Without dead ends: 146 [2020-07-21 12:51:52,992 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 68 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 12:51:52,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-07-21 12:51:53,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2020-07-21 12:51:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-07-21 12:51:53,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 172 transitions. [2020-07-21 12:51:53,022 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 172 transitions. Word has length 70 [2020-07-21 12:51:53,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:53,024 INFO L479 AbstractCegarLoop]: Abstraction has 146 states and 172 transitions. [2020-07-21 12:51:53,024 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:53,024 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 172 transitions. [2020-07-21 12:51:53,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-07-21 12:51:53,026 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:53,027 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:53,227 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:53,228 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:53,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:53,229 INFO L82 PathProgramCache]: Analyzing trace with hash -775636071, now seen corresponding path program 1 times [2020-07-21 12:51:53,229 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:53,230 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1067712202] [2020-07-21 12:51:53,230 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) 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 12:51:53,499 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:53,499 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:53,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 12:51:53,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:53,554 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 12:51:53,554 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:53,555 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1067712202] [2020-07-21 12:51:53,555 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:53,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:53,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073216177] [2020-07-21 12:51:53,556 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:53,556 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:53,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:53,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:53,557 INFO L87 Difference]: Start difference. First operand 146 states and 172 transitions. Second operand 6 states. [2020-07-21 12:51:54,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:54,294 INFO L93 Difference]: Finished difference Result 356 states and 436 transitions. [2020-07-21 12:51:54,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:51:54,294 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 74 [2020-07-21 12:51:54,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:54,297 INFO L225 Difference]: With dead ends: 356 [2020-07-21 12:51:54,297 INFO L226 Difference]: Without dead ends: 238 [2020-07-21 12:51:54,300 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-21 12:51:54,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-07-21 12:51:54,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 223. [2020-07-21 12:51:54,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-07-21 12:51:54,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 253 transitions. [2020-07-21 12:51:54,344 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 253 transitions. Word has length 74 [2020-07-21 12:51:54,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:54,346 INFO L479 AbstractCegarLoop]: Abstraction has 223 states and 253 transitions. [2020-07-21 12:51:54,346 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:54,346 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 253 transitions. [2020-07-21 12:51:54,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-21 12:51:54,348 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:54,348 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:54,563 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:54,564 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:54,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:54,564 INFO L82 PathProgramCache]: Analyzing trace with hash 2094752105, now seen corresponding path program 1 times [2020-07-21 12:51:54,564 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:54,565 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1464216971] [2020-07-21 12:51:54,565 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) 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 12:51:54,904 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:54,904 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:54,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 12:51:54,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:54,968 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 12:51:54,969 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:54,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1464216971] [2020-07-21 12:51:54,969 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:54,969 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:54,970 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122583440] [2020-07-21 12:51:54,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:54,972 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:54,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:54,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:54,973 INFO L87 Difference]: Start difference. First operand 223 states and 253 transitions. Second operand 6 states. [2020-07-21 12:51:55,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:55,210 INFO L93 Difference]: Finished difference Result 600 states and 701 transitions. [2020-07-21 12:51:55,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:51:55,210 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2020-07-21 12:51:55,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:55,214 INFO L225 Difference]: With dead ends: 600 [2020-07-21 12:51:55,215 INFO L226 Difference]: Without dead ends: 405 [2020-07-21 12:51:55,216 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 83 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 12:51:55,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2020-07-21 12:51:55,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 401. [2020-07-21 12:51:55,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2020-07-21 12:51:55,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 456 transitions. [2020-07-21 12:51:55,246 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 456 transitions. Word has length 88 [2020-07-21 12:51:55,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:55,247 INFO L479 AbstractCegarLoop]: Abstraction has 401 states and 456 transitions. [2020-07-21 12:51:55,247 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:55,247 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 456 transitions. [2020-07-21 12:51:55,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-07-21 12:51:55,248 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:55,249 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:55,461 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:55,462 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:55,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:55,462 INFO L82 PathProgramCache]: Analyzing trace with hash 1169136517, now seen corresponding path program 1 times [2020-07-21 12:51:55,462 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:55,463 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1630023272] [2020-07-21 12:51:55,463 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:55,783 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:55,784 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:55,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:51:55,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:55,831 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 12:51:55,832 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:55,832 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1630023272] [2020-07-21 12:51:55,832 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:55,832 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:55,833 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294427562] [2020-07-21 12:51:55,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:55,833 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:55,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:55,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:55,834 INFO L87 Difference]: Start difference. First operand 401 states and 456 transitions. Second operand 6 states. [2020-07-21 12:51:56,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:56,108 INFO L93 Difference]: Finished difference Result 777 states and 892 transitions. [2020-07-21 12:51:56,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:51:56,109 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2020-07-21 12:51:56,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:56,113 INFO L225 Difference]: With dead ends: 777 [2020-07-21 12:51:56,114 INFO L226 Difference]: Without dead ends: 404 [2020-07-21 12:51:56,117 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 87 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 12:51:56,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2020-07-21 12:51:56,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 400. [2020-07-21 12:51:56,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2020-07-21 12:51:56,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 453 transitions. [2020-07-21 12:51:56,154 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 453 transitions. Word has length 92 [2020-07-21 12:51:56,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:56,155 INFO L479 AbstractCegarLoop]: Abstraction has 400 states and 453 transitions. [2020-07-21 12:51:56,155 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:56,155 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 453 transitions. [2020-07-21 12:51:56,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-07-21 12:51:56,160 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:56,160 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:56,374 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:56,374 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:56,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:56,375 INFO L82 PathProgramCache]: Analyzing trace with hash -1253770304, now seen corresponding path program 1 times [2020-07-21 12:51:56,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:56,375 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [936565547] [2020-07-21 12:51:56,376 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:56,652 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:56,652 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:56,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-21 12:51:56,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:56,762 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:56,762 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:56,763 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [936565547] [2020-07-21 12:51:56,763 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:56,763 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-21 12:51:56,763 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979545130] [2020-07-21 12:51:56,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-21 12:51:56,764 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:56,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-21 12:51:56,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:56,765 INFO L87 Difference]: Start difference. First operand 400 states and 453 transitions. Second operand 8 states. [2020-07-21 12:51:57,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:57,404 INFO L93 Difference]: Finished difference Result 757 states and 867 transitions. [2020-07-21 12:51:57,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 12:51:57,408 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2020-07-21 12:51:57,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:57,411 INFO L225 Difference]: With dead ends: 757 [2020-07-21 12:51:57,412 INFO L226 Difference]: Without dead ends: 385 [2020-07-21 12:51:57,413 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:57,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-07-21 12:51:57,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 385. [2020-07-21 12:51:57,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-07-21 12:51:57,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 432 transitions. [2020-07-21 12:51:57,434 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 432 transitions. Word has length 108 [2020-07-21 12:51:57,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:57,434 INFO L479 AbstractCegarLoop]: Abstraction has 385 states and 432 transitions. [2020-07-21 12:51:57,434 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-21 12:51:57,435 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 432 transitions. [2020-07-21 12:51:57,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-07-21 12:51:57,437 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:57,437 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:57,652 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:57,653 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:57,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:57,653 INFO L82 PathProgramCache]: Analyzing trace with hash -419536751, now seen corresponding path program 1 times [2020-07-21 12:51:57,653 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:57,654 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [637457648] [2020-07-21 12:51:57,654 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:57,917 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:57,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:57,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-21 12:51:57,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:58,024 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-21 12:51:58,024 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:58,025 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [637457648] [2020-07-21 12:51:58,025 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:58,025 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-21 12:51:58,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156735902] [2020-07-21 12:51:58,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-21 12:51:58,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:58,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-21 12:51:58,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:58,027 INFO L87 Difference]: Start difference. First operand 385 states and 432 transitions. Second operand 8 states. [2020-07-21 12:51:58,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:58,484 INFO L93 Difference]: Finished difference Result 678 states and 767 transitions. [2020-07-21 12:51:58,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 12:51:58,484 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 177 [2020-07-21 12:51:58,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:58,486 INFO L225 Difference]: With dead ends: 678 [2020-07-21 12:51:58,486 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:51:58,490 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 169 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:58,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:51:58,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:51:58,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:51:58,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:51:58,494 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177 [2020-07-21 12:51:58,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:58,494 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:51:58,494 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-21 12:51:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:51:58,495 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:51:58,707 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:58,711 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:51:59,655 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 16 [2020-07-21 12:52:00,047 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 16 [2020-07-21 12:52:00,332 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 16 [2020-07-21 12:52:00,902 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 19 [2020-07-21 12:52:01,009 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 19 [2020-07-21 12:52:01,823 INFO L268 CegarLoopResult]: For program point L286(lines 263 287) no Hoare annotation was computed. [2020-07-21 12:52:01,823 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 239 294) no Hoare annotation was computed. [2020-07-21 12:52:01,823 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-07-21 12:52:01,823 INFO L268 CegarLoopResult]: For program point L270-1(lines 270 274) no Hoare annotation was computed. [2020-07-21 12:52:01,823 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-07-21 12:52:01,823 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 239 294) no Hoare annotation was computed. [2020-07-21 12:52:01,824 INFO L268 CegarLoopResult]: For program point L264-2(lines 264 285) no Hoare annotation was computed. [2020-07-21 12:52:01,824 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 239 294) no Hoare annotation was computed. [2020-07-21 12:52:01,824 INFO L268 CegarLoopResult]: For program point L321-2(lines 321 346) no Hoare annotation was computed. [2020-07-21 12:52:01,824 INFO L268 CegarLoopResult]: For program point L347(lines 320 348) no Hoare annotation was computed. [2020-07-21 12:52:01,824 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 295 354) no Hoare annotation was computed. [2020-07-21 12:52:01,824 INFO L268 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-07-21 12:52:01,824 INFO L268 CegarLoopResult]: For program point L340-1(line 340) no Hoare annotation was computed. [2020-07-21 12:52:01,824 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 295 354) no Hoare annotation was computed. [2020-07-21 12:52:01,824 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 295 354) no Hoare annotation was computed. [2020-07-21 12:52:01,825 INFO L268 CegarLoopResult]: For program point L327(lines 327 331) no Hoare annotation was computed. [2020-07-21 12:52:01,825 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 331) no Hoare annotation was computed. [2020-07-21 12:52:01,825 INFO L268 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-07-21 12:52:01,826 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 580 586) the Hoare annotation is: true [2020-07-21 12:52:01,826 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 580 586) no Hoare annotation was computed. [2020-07-21 12:52:01,826 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 587 595) no Hoare annotation was computed. [2020-07-21 12:52:01,826 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 587 595) the Hoare annotation is: true [2020-07-21 12:52:01,827 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 587 595) no Hoare annotation was computed. [2020-07-21 12:52:01,827 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 163 185) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:52:01,827 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 163 185) no Hoare annotation was computed. [2020-07-21 12:52:01,827 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:52:01,827 INFO L264 CegarLoopResult]: At program point L175-1(line 175) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:52:01,827 INFO L268 CegarLoopResult]: For program point L173(lines 173 180) no Hoare annotation was computed. [2020-07-21 12:52:01,827 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 163 185) no Hoare annotation was computed. [2020-07-21 12:52:01,827 INFO L268 CegarLoopResult]: For program point L173-1(lines 173 180) no Hoare annotation was computed. [2020-07-21 12:52:01,828 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-21 12:52:01,828 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:52:01,828 INFO L264 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:52:01,828 INFO L264 CegarLoopResult]: At program point L169-1(line 169) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:52:01,828 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-07-21 12:52:01,828 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-07-21 12:52:01,828 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 117 140) no Hoare annotation was computed. [2020-07-21 12:52:01,828 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-21 12:52:01,829 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-07-21 12:52:01,829 INFO L268 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-07-21 12:52:01,829 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 117 140) no Hoare annotation was computed. [2020-07-21 12:52:01,829 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-21 12:52:01,829 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 117 140) no Hoare annotation was computed. [2020-07-21 12:52:01,829 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-07-21 12:52:01,829 INFO L268 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-07-21 12:52:01,829 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-07-21 12:52:01,830 INFO L268 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-07-21 12:52:01,830 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-21 12:52:01,830 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-07-21 12:52:01,830 INFO L268 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-07-21 12:52:01,830 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-21 12:52:01,830 INFO L264 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not .cse1) .cse2) (or .cse0 .cse3 .cse2) (or .cse1 .cse0 .cse3))) [2020-07-21 12:52:01,830 INFO L268 CegarLoopResult]: For program point L852-1(lines 833 857) no Hoare annotation was computed. [2020-07-21 12:52:01,831 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 833 857) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 12:52:01,831 INFO L264 CegarLoopResult]: At program point L847(line 847) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse2 .cse1))) [2020-07-21 12:52:01,831 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 833 857) no Hoare annotation was computed. [2020-07-21 12:52:01,831 INFO L264 CegarLoopResult]: At program point L843(line 843) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse2 .cse1))) [2020-07-21 12:52:01,831 INFO L268 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2020-07-21 12:52:01,831 INFO L264 CegarLoopResult]: At program point L839(line 839) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse2 .cse1))) [2020-07-21 12:52:01,832 INFO L268 CegarLoopResult]: For program point L839-1(line 839) no Hoare annotation was computed. [2020-07-21 12:52:01,832 INFO L268 CegarLoopResult]: For program point L837(lines 837 854) no Hoare annotation was computed. [2020-07-21 12:52:01,832 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 928 936) no Hoare annotation was computed. [2020-07-21 12:52:01,832 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 928 936) the Hoare annotation is: true [2020-07-21 12:52:01,832 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 928 936) no Hoare annotation was computed. [2020-07-21 12:52:01,832 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 992 1010) the Hoare annotation is: true [2020-07-21 12:52:01,832 INFO L268 CegarLoopResult]: For program point L1001(lines 1001 1005) no Hoare annotation was computed. [2020-07-21 12:52:01,832 INFO L271 CegarLoopResult]: At program point L999(line 999) the Hoare annotation is: true [2020-07-21 12:52:01,833 INFO L268 CegarLoopResult]: For program point L1001-2(lines 1001 1005) no Hoare annotation was computed. [2020-07-21 12:52:01,833 INFO L268 CegarLoopResult]: For program point L999-1(line 999) no Hoare annotation was computed. [2020-07-21 12:52:01,833 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 992 1010) no Hoare annotation was computed. [2020-07-21 12:52:01,833 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 992 1010) no Hoare annotation was computed. [2020-07-21 12:52:01,833 INFO L268 CegarLoopResult]: For program point L956(lines 956 964) no Hoare annotation was computed. [2020-07-21 12:52:01,833 INFO L268 CegarLoopResult]: For program point L956-2(lines 956 964) no Hoare annotation was computed. [2020-07-21 12:52:01,833 INFO L268 CegarLoopResult]: For program point L944(lines 944 952) no Hoare annotation was computed. [2020-07-21 12:52:01,833 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 937 972) no Hoare annotation was computed. [2020-07-21 12:52:01,833 INFO L268 CegarLoopResult]: For program point L944-2(lines 944 952) no Hoare annotation was computed. [2020-07-21 12:52:01,834 INFO L268 CegarLoopResult]: For program point L967(line 967) no Hoare annotation was computed. [2020-07-21 12:52:01,834 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 937 972) no Hoare annotation was computed. [2020-07-21 12:52:01,834 INFO L268 CegarLoopResult]: For program point L967-1(line 967) no Hoare annotation was computed. [2020-07-21 12:52:01,834 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 937 972) no Hoare annotation was computed. [2020-07-21 12:52:01,834 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 573 579) no Hoare annotation was computed. [2020-07-21 12:52:01,834 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 573 579) the Hoare annotation is: true [2020-07-21 12:52:01,834 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 193 238) no Hoare annotation was computed. [2020-07-21 12:52:01,834 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 193 238) no Hoare annotation was computed. [2020-07-21 12:52:01,835 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 193 238) no Hoare annotation was computed. [2020-07-21 12:52:01,835 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 506 551) no Hoare annotation was computed. [2020-07-21 12:52:01,835 INFO L268 CegarLoopResult]: For program point L526(lines 526 533) no Hoare annotation was computed. [2020-07-21 12:52:01,835 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 506 551) no Hoare annotation was computed. [2020-07-21 12:52:01,835 INFO L268 CegarLoopResult]: For program point L520(lines 520 540) no Hoare annotation was computed. [2020-07-21 12:52:01,835 INFO L268 CegarLoopResult]: For program point L520-1(lines 520 540) no Hoare annotation was computed. [2020-07-21 12:52:01,835 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 506 551) no Hoare annotation was computed. [2020-07-21 12:52:01,835 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 149 159) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:52:01,836 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 149 159) no Hoare annotation was computed. [2020-07-21 12:52:01,836 INFO L264 CegarLoopResult]: At program point L154(line 154) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:52:01,836 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 149 159) no Hoare annotation was computed. [2020-07-21 12:52:01,836 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 917 927) the Hoare annotation is: true [2020-07-21 12:52:01,836 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 917 927) no Hoare annotation was computed. [2020-07-21 12:52:01,836 INFO L271 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: true [2020-07-21 12:52:01,836 INFO L268 CegarLoopResult]: For program point L922-1(line 922) no Hoare annotation was computed. [2020-07-21 12:52:01,837 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 917 927) no Hoare annotation was computed. [2020-07-21 12:52:01,837 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 909 916) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0))))) [2020-07-21 12:52:01,837 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 909 916) no Hoare annotation was computed. [2020-07-21 12:52:01,837 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 909 916) no Hoare annotation was computed. [2020-07-21 12:52:01,837 INFO L268 CegarLoopResult]: For program point L750(lines 750 756) no Hoare annotation was computed. [2020-07-21 12:52:01,837 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 746 759) no Hoare annotation was computed. [2020-07-21 12:52:01,837 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 746 759) the Hoare annotation is: true [2020-07-21 12:52:01,837 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 746 759) no Hoare annotation was computed. [2020-07-21 12:52:01,838 INFO L264 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse4 .cse2) (or .cse0 .cse3 .cse1))) [2020-07-21 12:52:01,838 INFO L268 CegarLoopResult]: For program point L865-1(line 865) no Hoare annotation was computed. [2020-07-21 12:52:01,838 INFO L268 CegarLoopResult]: For program point L863(lines 863 880) no Hoare annotation was computed. [2020-07-21 12:52:01,838 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 859 883) no Hoare annotation was computed. [2020-07-21 12:52:01,838 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 859 883) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1))) [2020-07-21 12:52:01,838 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or .cse4 .cse0 .cse1) (or .cse4 .cse0 .cse3))) [2020-07-21 12:52:01,838 INFO L268 CegarLoopResult]: For program point L878-1(lines 859 883) no Hoare annotation was computed. [2020-07-21 12:52:01,839 INFO L264 CegarLoopResult]: At program point L873(line 873) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1))) [2020-07-21 12:52:01,839 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (and .cse2 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~8))) (or .cse0 .cse2 .cse3) (or .cse0 .cse1 .cse4) (or .cse0 .cse4 .cse3))) [2020-07-21 12:52:01,839 INFO L268 CegarLoopResult]: For program point L867(lines 867 875) no Hoare annotation was computed. [2020-07-21 12:52:01,839 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 799 805) no Hoare annotation was computed. [2020-07-21 12:52:01,839 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 799 805) the Hoare annotation is: true [2020-07-21 12:52:01,839 INFO L268 CegarLoopResult]: For program point L609(lines 609 613) no Hoare annotation was computed. [2020-07-21 12:52:01,839 INFO L264 CegarLoopResult]: At program point testENTRY(lines 597 660) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:52:01,840 INFO L268 CegarLoopResult]: For program point testFINAL(lines 597 660) no Hoare annotation was computed. [2020-07-21 12:52:01,840 INFO L264 CegarLoopResult]: At program point L653(lines 606 654) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:52:01,840 INFO L268 CegarLoopResult]: For program point L643(lines 643 647) no Hoare annotation was computed. [2020-07-21 12:52:01,840 INFO L264 CegarLoopResult]: At program point L643-2(lines 637 648) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0) (and (<= 1 ~methaneLevelCritical~0) .cse0))) [2020-07-21 12:52:01,840 INFO L268 CegarLoopResult]: For program point L608(lines 607 652) no Hoare annotation was computed. [2020-07-21 12:52:01,840 INFO L268 CegarLoopResult]: For program point L637(lines 637 648) no Hoare annotation was computed. [2020-07-21 12:52:01,840 INFO L264 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 ~systemActive~0)) (and (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2020-07-21 12:52:01,841 INFO L268 CegarLoopResult]: For program point L627(lines 627 633) no Hoare annotation was computed. [2020-07-21 12:52:01,841 INFO L268 CegarLoopResult]: For program point L627-1(lines 627 633) no Hoare annotation was computed. [2020-07-21 12:52:01,841 INFO L264 CegarLoopResult]: At program point L619(line 619) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 ~systemActive~0)) (and (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2020-07-21 12:52:01,841 INFO L264 CegarLoopResult]: At program point L650(lines 607 652) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 ~systemActive~0)) (and (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2020-07-21 12:52:01,841 INFO L268 CegarLoopResult]: For program point L617(lines 617 623) no Hoare annotation was computed. [2020-07-21 12:52:01,841 INFO L268 CegarLoopResult]: For program point L617-1(lines 617 623) no Hoare annotation was computed. [2020-07-21 12:52:01,841 INFO L268 CegarLoopResult]: For program point testEXIT(lines 597 660) no Hoare annotation was computed. [2020-07-21 12:52:01,841 INFO L268 CegarLoopResult]: For program point L480(lines 480 487) no Hoare annotation was computed. [2020-07-21 12:52:01,841 INFO L268 CegarLoopResult]: For program point L474(lines 474 494) no Hoare annotation was computed. [2020-07-21 12:52:01,841 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 460 505) no Hoare annotation was computed. [2020-07-21 12:52:01,841 INFO L268 CegarLoopResult]: For program point L474-1(lines 474 494) no Hoare annotation was computed. [2020-07-21 12:52:01,842 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 460 505) no Hoare annotation was computed. [2020-07-21 12:52:01,842 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 460 505) no Hoare annotation was computed. [2020-07-21 12:52:01,842 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 884 891) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0)) [2020-07-21 12:52:01,842 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 884 891) no Hoare annotation was computed. [2020-07-21 12:52:01,842 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 884 891) no Hoare annotation was computed. [2020-07-21 12:52:01,842 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 760 768) no Hoare annotation was computed. [2020-07-21 12:52:01,842 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 760 768) the Hoare annotation is: true [2020-07-21 12:52:01,842 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 760 768) no Hoare annotation was computed. [2020-07-21 12:52:01,842 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-07-21 12:52:01,843 INFO L268 CegarLoopResult]: For program point L64(lines 64 74) no Hoare annotation was computed. [2020-07-21 12:52:01,843 INFO L264 CegarLoopResult]: At program point L62(line 62) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~methaneLevelCritical~0))) [2020-07-21 12:52:01,843 INFO L268 CegarLoopResult]: For program point L62-1(line 62) no Hoare annotation was computed. [2020-07-21 12:52:01,843 INFO L268 CegarLoopResult]: For program point L60(lines 60 77) no Hoare annotation was computed. [2020-07-21 12:52:01,843 INFO L268 CegarLoopResult]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2020-07-21 12:52:01,843 INFO L271 CegarLoopResult]: At program point L58(line 58) the Hoare annotation is: true [2020-07-21 12:52:01,843 INFO L268 CegarLoopResult]: For program point L58-1(line 58) no Hoare annotation was computed. [2020-07-21 12:52:01,843 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: true [2020-07-21 12:52:01,843 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2020-07-21 12:52:01,843 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) (or .cse0 (not (= 0 ~methaneLevelCritical~0))))) [2020-07-21 12:52:01,843 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2020-07-21 12:52:01,843 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-21 12:52:01,844 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-21 12:52:01,844 INFO L268 CegarLoopResult]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2020-07-21 12:52:01,844 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 714 736) no Hoare annotation was computed. [2020-07-21 12:52:01,844 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 714 736) no Hoare annotation was computed. [2020-07-21 12:52:01,844 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 714 736) no Hoare annotation was computed. [2020-07-21 12:52:01,844 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-07-21 12:52:01,844 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 357 459) no Hoare annotation was computed. [2020-07-21 12:52:01,844 INFO L268 CegarLoopResult]: For program point L446(lines 446 453) no Hoare annotation was computed. [2020-07-21 12:52:01,844 INFO L268 CegarLoopResult]: For program point L407(lines 406 426) no Hoare annotation was computed. [2020-07-21 12:52:01,844 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-07-21 12:52:01,845 INFO L268 CegarLoopResult]: For program point L438-1(line 438) no Hoare annotation was computed. [2020-07-21 12:52:01,845 INFO L268 CegarLoopResult]: For program point L403(lines 403 444) no Hoare annotation was computed. [2020-07-21 12:52:01,845 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-07-21 12:52:01,845 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 357 459) no Hoare annotation was computed. [2020-07-21 12:52:01,845 INFO L268 CegarLoopResult]: For program point L422-1(line 422) no Hoare annotation was computed. [2020-07-21 12:52:01,845 INFO L268 CegarLoopResult]: For program point L381(lines 381 385) no Hoare annotation was computed. [2020-07-21 12:52:01,845 INFO L268 CegarLoopResult]: For program point L445(lines 445 456) no Hoare annotation was computed. [2020-07-21 12:52:01,845 INFO L268 CegarLoopResult]: For program point L408(lines 408 412) no Hoare annotation was computed. [2020-07-21 12:52:01,845 INFO L268 CegarLoopResult]: For program point L406-2(lines 406 426) no Hoare annotation was computed. [2020-07-21 12:52:01,845 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 357 459) no Hoare annotation was computed. [2020-07-21 12:52:01,845 INFO L268 CegarLoopResult]: For program point L427(lines 405 428) no Hoare annotation was computed. [2020-07-21 12:52:01,846 INFO L268 CegarLoopResult]: For program point L386(lines 386 402) no Hoare annotation was computed. [2020-07-21 12:52:01,846 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 563 572) no Hoare annotation was computed. [2020-07-21 12:52:01,846 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 563 572) no Hoare annotation was computed. [2020-07-21 12:52:01,846 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 563 572) no Hoare annotation was computed. [2020-07-21 12:52:01,846 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:52:01,846 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2020-07-21 12:52:01,846 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:52:01,847 INFO L264 CegarLoopResult]: At program point L897(line 897) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-21 12:52:01,847 INFO L268 CegarLoopResult]: For program point L897-1(line 897) no Hoare annotation was computed. [2020-07-21 12:52:01,847 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 892 908) no Hoare annotation was computed. [2020-07-21 12:52:01,847 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 892 908) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-21 12:52:01,847 INFO L264 CegarLoopResult]: At program point L903(line 903) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0)))) [2020-07-21 12:52:01,847 INFO L268 CegarLoopResult]: For program point L903-1(lines 892 908) no Hoare annotation was computed. [2020-07-21 12:52:01,848 INFO L268 CegarLoopResult]: For program point L899(lines 899 905) no Hoare annotation was computed. [2020-07-21 12:52:01,848 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 737 745) no Hoare annotation was computed. [2020-07-21 12:52:01,848 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 737 745) no Hoare annotation was computed. [2020-07-21 12:52:01,848 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 737 745) no Hoare annotation was computed. [2020-07-21 12:52:01,848 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 973 991) no Hoare annotation was computed. [2020-07-21 12:52:01,848 INFO L268 CegarLoopResult]: For program point L982(lines 982 986) no Hoare annotation was computed. [2020-07-21 12:52:01,848 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 973 991) the Hoare annotation is: true [2020-07-21 12:52:01,848 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 973 991) no Hoare annotation was computed. [2020-07-21 12:52:01,848 INFO L271 CegarLoopResult]: At program point L980(line 980) the Hoare annotation is: true [2020-07-21 12:52:01,848 INFO L268 CegarLoopResult]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2020-07-21 12:52:01,849 INFO L268 CegarLoopResult]: For program point L980-1(line 980) no Hoare annotation was computed. [2020-07-21 12:52:01,849 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 693 704) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (<= 1 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~methaneLevelCritical~0)|))) (or .cse0 (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2020-07-21 12:52:01,849 INFO L268 CegarLoopResult]: For program point L697-1(lines 693 704) no Hoare annotation was computed. [2020-07-21 12:52:01,849 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 693 704) no Hoare annotation was computed. [2020-07-21 12:52:01,849 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:52:01,849 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:52:01,849 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:52:01,849 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 705 713) the Hoare annotation is: true [2020-07-21 12:52:01,850 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 705 713) no Hoare annotation was computed. [2020-07-21 12:52:01,850 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 705 713) no Hoare annotation was computed. [2020-07-21 12:52:01,850 INFO L264 CegarLoopResult]: At program point L788(line 788) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1))) [2020-07-21 12:52:01,850 INFO L264 CegarLoopResult]: At program point L786(lines 786 792) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or (= 0 |old(~pumpRunning~0)|) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~methaneLevelCritical~0)) .cse1))) [2020-07-21 12:52:01,850 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 775 798) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1))) [2020-07-21 12:52:01,850 INFO L264 CegarLoopResult]: At program point L781(line 781) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse4 .cse2) (or .cse0 .cse3 .cse1))) [2020-07-21 12:52:01,850 INFO L268 CegarLoopResult]: For program point L779(lines 778 797) no Hoare annotation was computed. [2020-07-21 12:52:01,851 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 775 798) no Hoare annotation was computed. [2020-07-21 12:52:01,851 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 775 798) no Hoare annotation was computed. [2020-07-21 12:52:01,851 INFO L271 CegarLoopResult]: At program point L98-1(lines 98 102) the Hoare annotation is: true [2020-07-21 12:52:01,851 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 84 113) no Hoare annotation was computed. [2020-07-21 12:52:01,851 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-07-21 12:52:01,851 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 84 113) the Hoare annotation is: true [2020-07-21 12:52:01,851 INFO L271 CegarLoopResult]: At program point L94-2(lines 94 108) the Hoare annotation is: true [2020-07-21 12:52:01,851 INFO L271 CegarLoopResult]: At program point L90(line 90) the Hoare annotation is: true [2020-07-21 12:52:01,851 INFO L268 CegarLoopResult]: For program point L90-1(line 90) no Hoare annotation was computed. [2020-07-21 12:52:01,851 INFO L271 CegarLoopResult]: At program point L109(lines 84 113) the Hoare annotation is: true [2020-07-21 12:52:01,852 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-07-21 12:52:01,852 INFO L268 CegarLoopResult]: For program point L98(lines 98 102) no Hoare annotation was computed. [2020-07-21 12:52:01,852 INFO L268 CegarLoopResult]: For program point L673-1(lines 669 680) no Hoare annotation was computed. [2020-07-21 12:52:01,852 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 669 680) the Hoare annotation is: true [2020-07-21 12:52:01,852 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 669 680) no Hoare annotation was computed. [2020-07-21 12:52:01,852 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 141 147) no Hoare annotation was computed. [2020-07-21 12:52:01,852 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 141 147) the Hoare annotation is: true [2020-07-21 12:52:01,852 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:52:01,852 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:52:01,852 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:52:01,852 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:52:01,853 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 807 831) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 12:52:01,853 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 807 831) no Hoare annotation was computed. [2020-07-21 12:52:01,853 INFO L264 CegarLoopResult]: At program point L826(line 826) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse2 .cse1))) [2020-07-21 12:52:01,853 INFO L268 CegarLoopResult]: For program point L826-1(lines 807 831) no Hoare annotation was computed. [2020-07-21 12:52:01,853 INFO L264 CegarLoopResult]: At program point L821(line 821) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not .cse1) .cse2) (or .cse0 .cse3 .cse2) (or .cse1 .cse0 .cse3))) [2020-07-21 12:52:01,853 INFO L264 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not .cse1) .cse2) (or .cse0 .cse3 .cse2) (or .cse1 .cse0 .cse3))) [2020-07-21 12:52:01,853 INFO L268 CegarLoopResult]: For program point L815(lines 815 823) no Hoare annotation was computed. [2020-07-21 12:52:01,853 INFO L264 CegarLoopResult]: At program point L813(line 813) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not .cse1) .cse2) (or .cse0 .cse3 .cse2) (or .cse1 .cse0 .cse3))) [2020-07-21 12:52:01,854 INFO L268 CegarLoopResult]: For program point L813-1(line 813) no Hoare annotation was computed. [2020-07-21 12:52:01,854 INFO L268 CegarLoopResult]: For program point L811(lines 811 828) no Hoare annotation was computed. [2020-07-21 12:52:01,854 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 681 692) no Hoare annotation was computed. [2020-07-21 12:52:01,854 INFO L268 CegarLoopResult]: For program point L685-1(lines 681 692) no Hoare annotation was computed. [2020-07-21 12:52:01,854 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 681 692) the Hoare annotation is: true [2020-07-21 12:52:01,854 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 553 560) no Hoare annotation was computed. [2020-07-21 12:52:01,854 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2020-07-21 12:52:01,854 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 553 560) the Hoare annotation is: true [2020-07-21 12:52:01,854 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 553 560) no Hoare annotation was computed. [2020-07-21 12:52:01,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:52:01 BoogieIcfgContainer [2020-07-21 12:52:01,870 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:52:01,872 INFO L168 Benchmark]: Toolchain (without parser) took 13174.49 ms. Allocated memory was 137.9 MB in the beginning and 353.4 MB in the end (delta: 215.5 MB). Free memory was 101.8 MB in the beginning and 85.6 MB in the end (delta: 16.2 MB). Peak memory consumption was 232.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:52:01,873 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 12:52:01,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.15 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.3 MB in the beginning and 166.8 MB in the end (delta: -65.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2020-07-21 12:52:01,874 INFO L168 Benchmark]: Boogie Preprocessor took 82.75 ms. Allocated memory is still 201.9 MB. Free memory was 166.8 MB in the beginning and 162.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-21 12:52:01,875 INFO L168 Benchmark]: RCFGBuilder took 1328.74 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 162.7 MB in the beginning and 187.3 MB in the end (delta: -24.6 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2020-07-21 12:52:01,876 INFO L168 Benchmark]: TraceAbstraction took 11088.33 ms. Allocated memory was 234.4 MB in the beginning and 353.4 MB in the end (delta: 119.0 MB). Free memory was 187.3 MB in the beginning and 85.6 MB in the end (delta: 101.7 MB). Peak memory consumption was 221.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:52:01,880 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 668.15 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.3 MB in the beginning and 166.8 MB in the end (delta: -65.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.75 ms. Allocated memory is still 201.9 MB. Free memory was 166.8 MB in the beginning and 162.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1328.74 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 162.7 MB in the beginning and 187.3 MB in the end (delta: -24.6 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11088.33 ms. Allocated memory was 234.4 MB in the beginning and 353.4 MB in the end (delta: 119.0 MB). Free memory was 187.3 MB in the beginning and 85.6 MB in the end (delta: 101.7 MB). Peak memory consumption was 221.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 557]: 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: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((!(1 <= systemActive) || ((1 <= methaneLevelCritical && 0 == pumpRunning) && splverifierCounter <= 0)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.8s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1661 SDtfs, 780 SDslu, 3819 SDs, 0 SdLazy, 1074 SolverSat, 143 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 710 GetRequests, 677 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=401occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 23 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 997 PreInvPairs, 1022 NumberOfFragments, 1279 HoareAnnotationTreeSize, 997 FomulaSimplifications, 171 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 70 FomulaSimplificationsInter, 2108 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 712 NumberOfCodeBlocks, 712 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 704 ConstructedInterpolants, 0 QuantifiedInterpolants, 126999 SizeOfPredicates, 15 NumberOfNonLiveVariables, 6037 ConjunctsInSsa, 64 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 55/55 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...