java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:05:55,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:05:55,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:05:55,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:05:55,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:05:55,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:05:55,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:05:55,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:05:55,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:05:55,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:05:55,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:05:55,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:05:55,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:05:55,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:05:55,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:05:55,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:05:55,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:05:55,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:05:55,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:05:55,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:05:55,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:05:55,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:05:55,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:05:55,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:05:55,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:05:55,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:05:55,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:05:55,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:05:55,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:05:55,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:05:55,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:05:55,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:05:55,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:05:55,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:05:55,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:05:55,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:05:55,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:05:55,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:05:55,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:05:55,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:05:55,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:05:55,486 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 [2019-09-20 13:05:55,514 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:05:55,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:05:55,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:05:55,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:05:55,518 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:05:55,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:05:55,518 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:05:55,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:05:55,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:05:55,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:05:55,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:05:55,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:05:55,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:05:55,521 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:05:55,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:05:55,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:05:55,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:05:55,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:05:55,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:05:55,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:05:55,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:05:55,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:05:55,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:05:55,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:05:55,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:05:55,524 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:05:55,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:05:55,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:05:55,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:05:55,577 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:05:55,596 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:05:55,600 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:05:55,602 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:05:55,602 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:05:55,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c [2019-09-20 13:05:55,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21e659766/a4e468cae19c424dbe55864933d8aeb9/FLAG42de03aaf [2019-09-20 13:05:56,189 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:05:56,193 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c [2019-09-20 13:05:56,221 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21e659766/a4e468cae19c424dbe55864933d8aeb9/FLAG42de03aaf [2019-09-20 13:05:56,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21e659766/a4e468cae19c424dbe55864933d8aeb9 [2019-09-20 13:05:56,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:05:56,530 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:05:56,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:56,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:05:56,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:05:56,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:56" (1/1) ... [2019-09-20 13:05:56,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30a34633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:56, skipping insertion in model container [2019-09-20 13:05:56,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:56" (1/1) ... [2019-09-20 13:05:56,548 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:05:56,610 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:05:57,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:57,088 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:05:57,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:57,205 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:05:57,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:57 WrapperNode [2019-09-20 13:05:57,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:57,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:05:57,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:05:57,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:05:57,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:57" (1/1) ... [2019-09-20 13:05:57,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:57" (1/1) ... [2019-09-20 13:05:57,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:57" (1/1) ... [2019-09-20 13:05:57,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:57" (1/1) ... [2019-09-20 13:05:57,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:57" (1/1) ... [2019-09-20 13:05:57,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:57" (1/1) ... [2019-09-20 13:05:57,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:57" (1/1) ... [2019-09-20 13:05:57,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:05:57,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:05:57,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:05:57,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:05:57,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:57" (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 [2019-09-20 13:05:57,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:05:57,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:05:57,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:57,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:05:57,373 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:05:57,373 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:05:57,373 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:05:57,373 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:05:57,374 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:05:57,374 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:05:57,374 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:05:57,374 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:05:57,374 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:05:57,374 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:05:57,375 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:05:57,375 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:05:57,375 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:05:57,375 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:05:57,375 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:05:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:05:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:05:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:05:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:05:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:05:57,376 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:05:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:05:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:05:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 13:05:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:57,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:05:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:05:57,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:05:57,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:05:57,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:05:57,379 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:05:57,379 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:05:57,379 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:05:57,379 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:05:57,379 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:05:57,379 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:05:57,379 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:05:57,380 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:05:57,380 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:05:57,380 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:05:57,380 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:05:57,380 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:05:57,380 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:05:57,381 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:05:57,381 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:05:57,381 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:05:57,381 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:05:57,381 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:05:57,381 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:05:57,381 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:05:57,382 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:05:57,382 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:05:57,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 13:05:57,382 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:05:57,382 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:05:57,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:05:57,383 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:05:57,383 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:05:57,383 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:05:57,383 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:05:57,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:57,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:05:57,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:05:57,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:05:57,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:05:57,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:57,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:05:57,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:57,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:57,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:05:57,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:05:57,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:05:57,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:05:57,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:05:57,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:05:57,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:05:58,392 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:05:58,393 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:05:58,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:58 BoogieIcfgContainer [2019-09-20 13:05:58,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:05:58,396 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:05:58,397 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:05:58,401 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:05:58,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:05:56" (1/3) ... [2019-09-20 13:05:58,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4099055e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:58, skipping insertion in model container [2019-09-20 13:05:58,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:57" (2/3) ... [2019-09-20 13:05:58,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4099055e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:58, skipping insertion in model container [2019-09-20 13:05:58,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:58" (3/3) ... [2019-09-20 13:05:58,407 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product01.cil.c [2019-09-20 13:05:58,418 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:05:58,427 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:05:58,444 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:05:58,476 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:05:58,477 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:05:58,477 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:05:58,477 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:05:58,477 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:05:58,477 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:05:58,478 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:05:58,478 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:05:58,478 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:05:58,502 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states. [2019-09-20 13:05:58,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-20 13:05:58,511 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:58,512 INFO L407 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] [2019-09-20 13:05:58,515 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:58,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:58,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1757322053, now seen corresponding path program 1 times [2019-09-20 13:05:58,524 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:58,525 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:58,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:58,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:58,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:58,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:58,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:58,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:05:58,902 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:05:58,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:05:58,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:58,922 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 2 states. [2019-09-20 13:05:58,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:58,970 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2019-09-20 13:05:58,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:05:58,971 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-09-20 13:05:58,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:58,983 INFO L225 Difference]: With dead ends: 162 [2019-09-20 13:05:58,983 INFO L226 Difference]: Without dead ends: 81 [2019-09-20 13:05:58,987 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:59,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2019-09-20 13:05:59,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2019-09-20 13:05:59,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-09-20 13:05:59,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 94 transitions. [2019-09-20 13:05:59,043 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 94 transitions. Word has length 46 [2019-09-20 13:05:59,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:59,044 INFO L475 AbstractCegarLoop]: Abstraction has 81 states and 94 transitions. [2019-09-20 13:05:59,044 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:05:59,044 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2019-09-20 13:05:59,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-20 13:05:59,050 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:59,050 INFO L407 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] [2019-09-20 13:05:59,050 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:59,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:59,051 INFO L82 PathProgramCache]: Analyzing trace with hash -745095734, now seen corresponding path program 1 times [2019-09-20 13:05:59,051 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:59,051 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:59,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:59,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:59,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:59,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:59,218 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:59,218 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:59,220 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:59,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:59,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:59,221 INFO L87 Difference]: Start difference. First operand 81 states and 94 transitions. Second operand 3 states. [2019-09-20 13:05:59,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:59,252 INFO L93 Difference]: Finished difference Result 111 states and 127 transitions. [2019-09-20 13:05:59,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:59,253 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-09-20 13:05:59,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:59,256 INFO L225 Difference]: With dead ends: 111 [2019-09-20 13:05:59,256 INFO L226 Difference]: Without dead ends: 72 [2019-09-20 13:05:59,257 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:59,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2019-09-20 13:05:59,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2019-09-20 13:05:59,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2019-09-20 13:05:59,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 82 transitions. [2019-09-20 13:05:59,281 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 82 transitions. Word has length 47 [2019-09-20 13:05:59,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:59,281 INFO L475 AbstractCegarLoop]: Abstraction has 72 states and 82 transitions. [2019-09-20 13:05:59,281 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:59,281 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2019-09-20 13:05:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-20 13:05:59,287 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:59,287 INFO L407 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] [2019-09-20 13:05:59,288 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:59,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:59,288 INFO L82 PathProgramCache]: Analyzing trace with hash -1066187872, now seen corresponding path program 1 times [2019-09-20 13:05:59,289 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:59,289 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:59,291 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:59,291 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:59,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:59,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:59,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:59,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:59,441 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:59,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:59,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:59,442 INFO L87 Difference]: Start difference. First operand 72 states and 82 transitions. Second operand 7 states. [2019-09-20 13:05:59,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:59,675 INFO L93 Difference]: Finished difference Result 120 states and 141 transitions. [2019-09-20 13:05:59,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:59,678 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-09-20 13:05:59,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:59,680 INFO L225 Difference]: With dead ends: 120 [2019-09-20 13:05:59,681 INFO L226 Difference]: Without dead ends: 72 [2019-09-20 13:05:59,681 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:05:59,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2019-09-20 13:05:59,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2019-09-20 13:05:59,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2019-09-20 13:05:59,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 81 transitions. [2019-09-20 13:05:59,692 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 81 transitions. Word has length 51 [2019-09-20 13:05:59,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:59,692 INFO L475 AbstractCegarLoop]: Abstraction has 72 states and 81 transitions. [2019-09-20 13:05:59,692 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:59,692 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2019-09-20 13:05:59,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-09-20 13:05:59,694 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:59,697 INFO L407 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] [2019-09-20 13:05:59,698 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:59,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:59,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1773574869, now seen corresponding path program 1 times [2019-09-20 13:05:59,698 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:59,698 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:59,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:59,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:59,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:59,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:59,834 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:59,834 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-20 13:05:59,834 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-20 13:05:59,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-20 13:05:59,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:05:59,835 INFO L87 Difference]: Start difference. First operand 72 states and 81 transitions. Second operand 10 states. [2019-09-20 13:06:00,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:06:00,294 INFO L93 Difference]: Finished difference Result 196 states and 245 transitions. [2019-09-20 13:06:00,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-09-20 13:06:00,297 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2019-09-20 13:06:00,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:06:00,308 INFO L225 Difference]: With dead ends: 196 [2019-09-20 13:06:00,309 INFO L226 Difference]: Without dead ends: 148 [2019-09-20 13:06:00,310 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-09-20 13:06:00,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2019-09-20 13:06:00,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 144. [2019-09-20 13:06:00,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-09-20 13:06:00,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 171 transitions. [2019-09-20 13:06:00,349 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 171 transitions. Word has length 54 [2019-09-20 13:06:00,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:06:00,350 INFO L475 AbstractCegarLoop]: Abstraction has 144 states and 171 transitions. [2019-09-20 13:06:00,350 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-20 13:06:00,351 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 171 transitions. [2019-09-20 13:06:00,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-09-20 13:06:00,357 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:06:00,357 INFO L407 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] [2019-09-20 13:06:00,357 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:06:00,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:06:00,358 INFO L82 PathProgramCache]: Analyzing trace with hash -1393150715, now seen corresponding path program 1 times [2019-09-20 13:06:00,358 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:06:00,358 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:06:00,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:06:00,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:06:00,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:06:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:06:00,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:06:00,456 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:06:00,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:06:00,457 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:06:00,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:06:00,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:06:00,458 INFO L87 Difference]: Start difference. First operand 144 states and 171 transitions. Second operand 3 states. [2019-09-20 13:06:00,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:06:00,476 INFO L93 Difference]: Finished difference Result 221 states and 265 transitions. [2019-09-20 13:06:00,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:06:00,482 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2019-09-20 13:06:00,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:06:00,486 INFO L225 Difference]: With dead ends: 221 [2019-09-20 13:06:00,486 INFO L226 Difference]: Without dead ends: 134 [2019-09-20 13:06:00,488 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:06:00,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-09-20 13:06:00,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2019-09-20 13:06:00,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-09-20 13:06:00,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 152 transitions. [2019-09-20 13:06:00,513 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 152 transitions. Word has length 58 [2019-09-20 13:06:00,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:06:00,514 INFO L475 AbstractCegarLoop]: Abstraction has 134 states and 152 transitions. [2019-09-20 13:06:00,514 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:06:00,515 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 152 transitions. [2019-09-20 13:06:00,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:06:00,516 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:06:00,517 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:06:00,517 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:06:00,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:06:00,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1464178856, now seen corresponding path program 1 times [2019-09-20 13:06:00,521 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:06:00,521 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:06:00,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:06:00,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:06:00,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:06:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:06:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-09-20 13:06:00,628 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:06:00,629 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:06:00,629 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:06:00,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:06:00,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:06:00,630 INFO L87 Difference]: Start difference. First operand 134 states and 152 transitions. Second operand 6 states. [2019-09-20 13:06:00,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:06:00,750 INFO L93 Difference]: Finished difference Result 136 states and 154 transitions. [2019-09-20 13:06:00,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:06:00,751 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-09-20 13:06:00,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:06:00,752 INFO L225 Difference]: With dead ends: 136 [2019-09-20 13:06:00,752 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:06:00,753 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:06:00,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:06:00,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:06:00,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:06:00,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:06:00,759 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2019-09-20 13:06:00,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:06:00,759 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:06:00,760 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:06:00,760 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:06:00,760 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:06:00,765 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:06:01,396 INFO L443 ceAbstractionStarter]: For program point L573(lines 550 574) no Hoare annotation was computed. [2019-09-20 13:06:01,396 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 526 581) no Hoare annotation was computed. [2019-09-20 13:06:01,396 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 561) no Hoare annotation was computed. [2019-09-20 13:06:01,397 INFO L443 ceAbstractionStarter]: For program point L557-1(lines 557 561) no Hoare annotation was computed. [2019-09-20 13:06:01,397 INFO L443 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2019-09-20 13:06:01,397 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 526 581) no Hoare annotation was computed. [2019-09-20 13:06:01,397 INFO L443 ceAbstractionStarter]: For program point L551-2(lines 551 572) no Hoare annotation was computed. [2019-09-20 13:06:01,397 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 526 581) no Hoare annotation was computed. [2019-09-20 13:06:01,397 INFO L443 ceAbstractionStarter]: For program point L609(line 609) no Hoare annotation was computed. [2019-09-20 13:06:01,397 INFO L443 ceAbstractionStarter]: For program point L608-2(lines 608 633) no Hoare annotation was computed. [2019-09-20 13:06:01,397 INFO L443 ceAbstractionStarter]: For program point L634(lines 607 635) no Hoare annotation was computed. [2019-09-20 13:06:01,398 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 582 641) no Hoare annotation was computed. [2019-09-20 13:06:01,398 INFO L443 ceAbstractionStarter]: For program point L627(line 627) no Hoare annotation was computed. [2019-09-20 13:06:01,398 INFO L443 ceAbstractionStarter]: For program point L627-1(line 627) no Hoare annotation was computed. [2019-09-20 13:06:01,398 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 582 641) no Hoare annotation was computed. [2019-09-20 13:06:01,398 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 582 641) no Hoare annotation was computed. [2019-09-20 13:06:01,398 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 618) no Hoare annotation was computed. [2019-09-20 13:06:01,398 INFO L443 ceAbstractionStarter]: For program point L614-1(lines 614 618) no Hoare annotation was computed. [2019-09-20 13:06:01,399 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2019-09-20 13:06:01,399 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2019-09-20 13:06:01,399 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2019-09-20 13:06:01,399 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2019-09-20 13:06:01,399 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2019-09-20 13:06:01,399 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 448 472) the Hoare annotation is: true [2019-09-20 13:06:01,399 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 448 472) no Hoare annotation was computed. [2019-09-20 13:06:01,400 INFO L439 ceAbstractionStarter]: At program point L462(line 462) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-09-20 13:06:01,400 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 466) no Hoare annotation was computed. [2019-09-20 13:06:01,400 INFO L439 ceAbstractionStarter]: At program point L458(line 458) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:06:01,400 INFO L443 ceAbstractionStarter]: For program point L458-1(line 458) no Hoare annotation was computed. [2019-09-20 13:06:01,400 INFO L443 ceAbstractionStarter]: For program point L456(lines 456 469) no Hoare annotation was computed. [2019-09-20 13:06:01,400 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 448 472) no Hoare annotation was computed. [2019-09-20 13:06:01,401 INFO L446 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: true [2019-09-20 13:06:01,401 INFO L443 ceAbstractionStarter]: For program point L454-1(line 454) no Hoare annotation was computed. [2019-09-20 13:06:01,401 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 164 186) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-20 13:06:01,401 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 164 186) no Hoare annotation was computed. [2019-09-20 13:06:01,401 INFO L439 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-20 13:06:01,403 INFO L439 ceAbstractionStarter]: At program point L176-1(line 176) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-20 13:06:01,403 INFO L443 ceAbstractionStarter]: For program point L174(lines 174 181) no Hoare annotation was computed. [2019-09-20 13:06:01,403 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 174 181) no Hoare annotation was computed. [2019-09-20 13:06:01,403 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 164 186) no Hoare annotation was computed. [2019-09-20 13:06:01,403 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-09-20 13:06:01,404 INFO L439 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-20 13:06:01,404 INFO L439 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-20 13:06:01,404 INFO L439 ceAbstractionStarter]: At program point L170-1(line 170) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-20 13:06:01,404 INFO L443 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-09-20 13:06:01,404 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-09-20 13:06:01,404 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 122 145) no Hoare annotation was computed. [2019-09-20 13:06:01,405 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-09-20 13:06:01,405 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 122 145) no Hoare annotation was computed. [2019-09-20 13:06:01,405 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 122 145) no Hoare annotation was computed. [2019-09-20 13:06:01,405 INFO L443 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2019-09-20 13:06:01,405 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-09-20 13:06:01,406 INFO L443 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2019-09-20 13:06:01,406 INFO L443 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2019-09-20 13:06:01,406 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-09-20 13:06:01,406 INFO L443 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-09-20 13:06:01,406 INFO L443 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2019-09-20 13:06:01,406 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-09-20 13:06:01,406 INFO L443 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-09-20 13:06:01,408 INFO L443 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2019-09-20 13:06:01,408 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-09-20 13:06:01,408 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 256 264) no Hoare annotation was computed. [2019-09-20 13:06:01,408 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 256 264) the Hoare annotation is: true [2019-09-20 13:06:01,408 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 256 264) no Hoare annotation was computed. [2019-09-20 13:06:01,409 INFO L443 ceAbstractionStarter]: For program point L284(lines 284 292) no Hoare annotation was computed. [2019-09-20 13:06:01,409 INFO L443 ceAbstractionStarter]: For program point L284-2(lines 284 292) no Hoare annotation was computed. [2019-09-20 13:06:01,409 INFO L443 ceAbstractionStarter]: For program point L272(lines 272 280) no Hoare annotation was computed. [2019-09-20 13:06:01,409 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 265 300) no Hoare annotation was computed. [2019-09-20 13:06:01,409 INFO L443 ceAbstractionStarter]: For program point L272-2(lines 272 280) no Hoare annotation was computed. [2019-09-20 13:06:01,409 INFO L443 ceAbstractionStarter]: For program point L295(line 295) no Hoare annotation was computed. [2019-09-20 13:06:01,409 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 265 300) no Hoare annotation was computed. [2019-09-20 13:06:01,409 INFO L443 ceAbstractionStarter]: For program point L295-1(line 295) no Hoare annotation was computed. [2019-09-20 13:06:01,409 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 265 300) no Hoare annotation was computed. [2019-09-20 13:06:01,410 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2019-09-20 13:06:01,410 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2019-09-20 13:06:01,410 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 480 525) no Hoare annotation was computed. [2019-09-20 13:06:01,410 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 480 525) no Hoare annotation was computed. [2019-09-20 13:06:01,412 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 480 525) no Hoare annotation was computed. [2019-09-20 13:06:01,412 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 154 163) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-20 13:06:01,413 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 154 163) no Hoare annotation was computed. [2019-09-20 13:06:01,413 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 154 163) no Hoare annotation was computed. [2019-09-20 13:06:01,413 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 793 838) no Hoare annotation was computed. [2019-09-20 13:06:01,413 INFO L443 ceAbstractionStarter]: For program point L813(lines 813 820) no Hoare annotation was computed. [2019-09-20 13:06:01,413 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 793 838) no Hoare annotation was computed. [2019-09-20 13:06:01,413 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 827) no Hoare annotation was computed. [2019-09-20 13:06:01,413 INFO L443 ceAbstractionStarter]: For program point L807-1(lines 807 827) no Hoare annotation was computed. [2019-09-20 13:06:01,413 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 793 838) no Hoare annotation was computed. [2019-09-20 13:06:01,414 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 245 255) no Hoare annotation was computed. [2019-09-20 13:06:01,414 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 245 255) no Hoare annotation was computed. [2019-09-20 13:06:01,414 INFO L443 ceAbstractionStarter]: For program point L250(line 250) no Hoare annotation was computed. [2019-09-20 13:06:01,414 INFO L443 ceAbstractionStarter]: For program point L250-1(line 250) no Hoare annotation was computed. [2019-09-20 13:06:01,414 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 245 255) no Hoare annotation was computed. [2019-09-20 13:06:01,414 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 237 244) no Hoare annotation was computed. [2019-09-20 13:06:01,414 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 237 244) no Hoare annotation was computed. [2019-09-20 13:06:01,414 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 237 244) no Hoare annotation was computed. [2019-09-20 13:06:01,415 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 222 228) no Hoare annotation was computed. [2019-09-20 13:06:01,415 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 222 228) the Hoare annotation is: true [2019-09-20 13:06:01,415 INFO L443 ceAbstractionStarter]: For program point L322-1(lines 322 328) no Hoare annotation was computed. [2019-09-20 13:06:01,418 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 302 365) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-20 13:06:01,418 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 318) no Hoare annotation was computed. [2019-09-20 13:06:01,419 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 302 365) no Hoare annotation was computed. [2019-09-20 13:06:01,419 INFO L439 ceAbstractionStarter]: At program point L358(lines 311 359) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-20 13:06:01,419 INFO L443 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2019-09-20 13:06:01,419 INFO L439 ceAbstractionStarter]: At program point L348-2(lines 342 353) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (= 0 test_~splverifierCounter~0)) [2019-09-20 13:06:01,419 INFO L443 ceAbstractionStarter]: For program point L313(lines 312 357) no Hoare annotation was computed. [2019-09-20 13:06:01,419 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 353) no Hoare annotation was computed. [2019-09-20 13:06:01,419 INFO L439 ceAbstractionStarter]: At program point L334(line 334) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (= 0 test_~splverifierCounter~0)) [2019-09-20 13:06:01,420 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 338) no Hoare annotation was computed. [2019-09-20 13:06:01,420 INFO L443 ceAbstractionStarter]: For program point L332-1(lines 332 338) no Hoare annotation was computed. [2019-09-20 13:06:01,420 INFO L439 ceAbstractionStarter]: At program point L324(line 324) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (= 0 test_~splverifierCounter~0)) [2019-09-20 13:06:01,420 INFO L439 ceAbstractionStarter]: At program point L355(lines 312 357) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (= 0 test_~splverifierCounter~0)) [2019-09-20 13:06:01,420 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 302 365) no Hoare annotation was computed. [2019-09-20 13:06:01,420 INFO L443 ceAbstractionStarter]: For program point L322(lines 322 328) no Hoare annotation was computed. [2019-09-20 13:06:01,420 INFO L443 ceAbstractionStarter]: For program point L767(lines 767 774) no Hoare annotation was computed. [2019-09-20 13:06:01,421 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 747 792) no Hoare annotation was computed. [2019-09-20 13:06:01,421 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 781) no Hoare annotation was computed. [2019-09-20 13:06:01,421 INFO L443 ceAbstractionStarter]: For program point L761-1(lines 761 781) no Hoare annotation was computed. [2019-09-20 13:06:01,421 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 747 792) no Hoare annotation was computed. [2019-09-20 13:06:01,422 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 747 792) no Hoare annotation was computed. [2019-09-20 13:06:01,422 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2019-09-20 13:06:01,422 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2019-09-20 13:06:01,422 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2019-09-20 13:06:01,422 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 415 437) no Hoare annotation was computed. [2019-09-20 13:06:01,422 INFO L443 ceAbstractionStarter]: For program point L423(lines 423 431) no Hoare annotation was computed. [2019-09-20 13:06:01,422 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 415 437) no Hoare annotation was computed. [2019-09-20 13:06:01,422 INFO L443 ceAbstractionStarter]: For program point L423-2(lines 423 431) no Hoare annotation was computed. [2019-09-20 13:06:01,422 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 415 437) no Hoare annotation was computed. [2019-09-20 13:06:01,423 INFO L443 ceAbstractionStarter]: For program point L673(lines 673 689) no Hoare annotation was computed. [2019-09-20 13:06:01,423 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 644 746) no Hoare annotation was computed. [2019-09-20 13:06:01,423 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 740) no Hoare annotation was computed. [2019-09-20 13:06:01,423 INFO L443 ceAbstractionStarter]: For program point L694(lines 693 713) no Hoare annotation was computed. [2019-09-20 13:06:01,423 INFO L443 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2019-09-20 13:06:01,423 INFO L443 ceAbstractionStarter]: For program point L725-1(line 725) no Hoare annotation was computed. [2019-09-20 13:06:01,423 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 731) no Hoare annotation was computed. [2019-09-20 13:06:01,423 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 644 746) no Hoare annotation was computed. [2019-09-20 13:06:01,423 INFO L443 ceAbstractionStarter]: For program point L709(line 709) no Hoare annotation was computed. [2019-09-20 13:06:01,424 INFO L443 ceAbstractionStarter]: For program point L709-1(line 709) no Hoare annotation was computed. [2019-09-20 13:06:01,424 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 672) no Hoare annotation was computed. [2019-09-20 13:06:01,424 INFO L443 ceAbstractionStarter]: For program point L732(lines 732 743) no Hoare annotation was computed. [2019-09-20 13:06:01,424 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 699) no Hoare annotation was computed. [2019-09-20 13:06:01,424 INFO L443 ceAbstractionStarter]: For program point L693-2(lines 693 713) no Hoare annotation was computed. [2019-09-20 13:06:01,424 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 644 746) no Hoare annotation was computed. [2019-09-20 13:06:01,424 INFO L443 ceAbstractionStarter]: For program point L714(lines 692 715) no Hoare annotation was computed. [2019-09-20 13:06:01,424 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:06:01,425 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:06:01,425 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:06:01,425 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 229 236) no Hoare annotation was computed. [2019-09-20 13:06:01,425 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 229 236) no Hoare annotation was computed. [2019-09-20 13:06:01,425 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 229 236) no Hoare annotation was computed. [2019-09-20 13:06:01,425 INFO L443 ceAbstractionStarter]: For program point L398-1(lines 394 405) no Hoare annotation was computed. [2019-09-20 13:06:01,425 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 394 405) the Hoare annotation is: true [2019-09-20 13:06:01,425 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 394 405) no Hoare annotation was computed. [2019-09-20 13:06:01,426 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 438 446) the Hoare annotation is: true [2019-09-20 13:06:01,426 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 438 446) no Hoare annotation was computed. [2019-09-20 13:06:01,426 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 438 446) no Hoare annotation was computed. [2019-09-20 13:06:01,426 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:06:01,426 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:06:01,426 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:06:01,426 INFO L439 ceAbstractionStarter]: At program point L211(line 211) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1))) [2019-09-20 13:06:01,427 INFO L439 ceAbstractionStarter]: At program point L209(lines 209 215) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1))) [2019-09-20 13:06:01,427 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 198 221) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1))) [2019-09-20 13:06:01,427 INFO L439 ceAbstractionStarter]: At program point L204(line 204) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-09-20 13:06:01,427 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 198 221) no Hoare annotation was computed. [2019-09-20 13:06:01,427 INFO L443 ceAbstractionStarter]: For program point L202(lines 201 220) no Hoare annotation was computed. [2019-09-20 13:06:01,427 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 198 221) no Hoare annotation was computed. [2019-09-20 13:06:01,428 INFO L446 ceAbstractionStarter]: At program point L99-2(lines 99 113) the Hoare annotation is: true [2019-09-20 13:06:01,428 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 89 118) no Hoare annotation was computed. [2019-09-20 13:06:01,428 INFO L446 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: true [2019-09-20 13:06:01,428 INFO L443 ceAbstractionStarter]: For program point L95-1(line 95) no Hoare annotation was computed. [2019-09-20 13:06:01,428 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 89 118) the Hoare annotation is: true [2019-09-20 13:06:01,428 INFO L446 ceAbstractionStarter]: At program point L114(lines 89 118) the Hoare annotation is: true [2019-09-20 13:06:01,428 INFO L443 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2019-09-20 13:06:01,428 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 107) no Hoare annotation was computed. [2019-09-20 13:06:01,428 INFO L446 ceAbstractionStarter]: At program point L103-1(lines 103 107) the Hoare annotation is: true [2019-09-20 13:06:01,429 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-09-20 13:06:01,429 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 406 414) no Hoare annotation was computed. [2019-09-20 13:06:01,429 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 406 414) no Hoare annotation was computed. [2019-09-20 13:06:01,429 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 406 414) no Hoare annotation was computed. [2019-09-20 13:06:01,429 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 370 381) the Hoare annotation is: true [2019-09-20 13:06:01,429 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 370 381) no Hoare annotation was computed. [2019-09-20 13:06:01,429 INFO L443 ceAbstractionStarter]: For program point L374-1(lines 370 381) no Hoare annotation was computed. [2019-09-20 13:06:01,429 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 146 152) no Hoare annotation was computed. [2019-09-20 13:06:01,430 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 146 152) the Hoare annotation is: true [2019-09-20 13:06:01,430 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:06:01,430 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-20 13:06:01,430 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:06:01,430 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:06:01,431 INFO L443 ceAbstractionStarter]: For program point L386-1(lines 382 393) no Hoare annotation was computed. [2019-09-20 13:06:01,431 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 382 393) no Hoare annotation was computed. [2019-09-20 13:06:01,431 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 382 393) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-20 13:06:01,431 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-09-20 13:06:01,431 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-09-20 13:06:01,431 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-09-20 13:06:01,432 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-09-20 13:06:01,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:06:01 BoogieIcfgContainer [2019-09-20 13:06:01,456 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:06:01,460 INFO L168 Benchmark]: Toolchain (without parser) took 4927.64 ms. Allocated memory was 138.4 MB in the beginning and 265.8 MB in the end (delta: 127.4 MB). Free memory was 83.4 MB in the beginning and 203.1 MB in the end (delta: -119.7 MB). Peak memory consumption was 139.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:06:01,461 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 138.4 MB. Free memory was 103.1 MB in the beginning and 102.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:06:01,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.67 ms. Allocated memory was 138.4 MB in the beginning and 199.8 MB in the end (delta: 61.3 MB). Free memory was 83.2 MB in the beginning and 167.3 MB in the end (delta: -84.1 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:06:01,464 INFO L168 Benchmark]: Boogie Preprocessor took 93.52 ms. Allocated memory is still 199.8 MB. Free memory was 167.3 MB in the beginning and 163.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:06:01,467 INFO L168 Benchmark]: RCFGBuilder took 1093.94 ms. Allocated memory is still 199.8 MB. Free memory was 163.5 MB in the beginning and 83.4 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:06:01,468 INFO L168 Benchmark]: TraceAbstraction took 3059.51 ms. Allocated memory was 199.8 MB in the beginning and 265.8 MB in the end (delta: 66.1 MB). Free memory was 83.4 MB in the beginning and 203.1 MB in the end (delta: -119.7 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:06:01,481 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 138.4 MB. Free memory was 103.1 MB in the beginning and 102.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 675.67 ms. Allocated memory was 138.4 MB in the beginning and 199.8 MB in the end (delta: 61.3 MB). Free memory was 83.2 MB in the beginning and 167.3 MB in the end (delta: -84.1 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.52 ms. Allocated memory is still 199.8 MB. Free memory was 167.3 MB in the beginning and 163.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1093.94 ms. Allocated memory is still 199.8 MB. Free memory was 163.5 MB in the beginning and 83.4 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3059.51 ms. Allocated memory was 199.8 MB in the beginning and 265.8 MB in the end (delta: 66.1 MB). Free memory was 83.4 MB in the beginning and 203.1 MB in the end (delta: -119.7 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 194 locations, 1 error locations. SAFE Result, 2.9s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 0.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 495 SDtfs, 295 SDslu, 937 SDs, 0 SdLazy, 315 SolverSat, 48 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 165 PreInvPairs, 183 NumberOfFragments, 387 HoareAnnotationTreeSize, 165 FomulaSimplifications, 119 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 40 FomulaSimplificationsInter, 706 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 344 NumberOfCodeBlocks, 344 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 338 ConstructedInterpolants, 0 QuantifiedInterpolants, 39145 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 26/26 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...