/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 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:00:22,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:00:22,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:00:22,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:00:22,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:00:22,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:00:22,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:00:22,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:00:22,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:00:22,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:00:22,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:00:22,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:00:22,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:00:22,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:00:22,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:00:22,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:00:22,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:00:22,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:00:22,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:00:22,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:00:22,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:00:22,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:00:22,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:00:22,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:00:22,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:00:22,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:00:22,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:00:22,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:00:22,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:00:22,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:00:22,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:00:22,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:00:22,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:00:22,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:00:22,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:00:22,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:00:22,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:00:22,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:00:22,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:00:22,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:00:22,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:00:22,987 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 [2020-07-20 13:00:23,013 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:00:23,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:00:23,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:00:23,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:00:23,015 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:00:23,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:00:23,016 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:00:23,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:00:23,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:00:23,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:00:23,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:00:23,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:00:23,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:00:23,017 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:00:23,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:00:23,017 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:00:23,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:00:23,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:00:23,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:00:23,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:00:23,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:00:23,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:00:23,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:00:23,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:00:23,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:00:23,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:00:23,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:23,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:00:23,020 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:00:23,020 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 -> 4 [2020-07-20 13:00:23,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:00:23,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:00:23,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:00:23,363 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:00:23,364 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:00:23,365 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product04.cil.c [2020-07-20 13:00:23,430 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a54258c/c3628cdd15cc4c098e4da8ce2e021f83/FLAG3dde648e9 [2020-07-20 13:00:23,969 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:00:23,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product04.cil.c [2020-07-20 13:00:23,981 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a54258c/c3628cdd15cc4c098e4da8ce2e021f83/FLAG3dde648e9 [2020-07-20 13:00:24,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a54258c/c3628cdd15cc4c098e4da8ce2e021f83 [2020-07-20 13:00:24,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:00:24,273 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:00:24,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:00:24,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:00:24,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:00:24,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77285db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24, skipping insertion in model container [2020-07-20 13:00:24,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:00:24,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:00:24,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:00:24,672 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:00:24,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:00:24,924 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:00:24,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24 WrapperNode [2020-07-20 13:00:24,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:00:24,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:00:24,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:00:24,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:00:24,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:24,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:25,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... [2020-07-20 13:00:25,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:00:25,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:00:25,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:00:25,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:00:25,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:00:25,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:00:25,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:00:25,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:00:25,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:00:25,082 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:00:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:00:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:00:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:00:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:00:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:00:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:00:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:00:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 13:00:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 13:00:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:00:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:00:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:00:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:00:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:00:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:00:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:00:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:00:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:00:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:00:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:00:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:00:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:00:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:00:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:00:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:00:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-20 13:00:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:00:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:00:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:00:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:00:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:00:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:00:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:00:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:00:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:00:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:00:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:00:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 13:00:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 13:00:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:00:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:00:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:00:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:00:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:00:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:00:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:00:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:00:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:00:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:00:25,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-20 13:00:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:00:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:00:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:00:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:00:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:00:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:00:25,091 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:00:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:00:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:00:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:00:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:00:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:00:25,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:00:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:00:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:00:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:00:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:00:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:00:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:00:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:00:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:00:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:00:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:00:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:00:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:00:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:00:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:00:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:00:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:00:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:00:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:00:26,170 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:00:26,171 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:00:26,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:00:26 BoogieIcfgContainer [2020-07-20 13:00:26,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:00:26,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:00:26,178 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:00:26,181 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:00:26,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:00:24" (1/3) ... [2020-07-20 13:00:26,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b8bcfb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:00:26, skipping insertion in model container [2020-07-20 13:00:26,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:00:24" (2/3) ... [2020-07-20 13:00:26,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b8bcfb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:00:26, skipping insertion in model container [2020-07-20 13:00:26,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:00:26" (3/3) ... [2020-07-20 13:00:26,185 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product04.cil.c [2020-07-20 13:00:26,196 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:00:26,204 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:00:26,219 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:00:26,245 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:00:26,245 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:00:26,246 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:00:26,246 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:00:26,247 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:00:26,247 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:00:26,247 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:00:26,247 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:00:26,270 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2020-07-20 13:00:26,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 13:00:26,279 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:26,280 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] [2020-07-20 13:00:26,280 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:26,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:26,285 INFO L82 PathProgramCache]: Analyzing trace with hash 667254028, now seen corresponding path program 1 times [2020-07-20 13:00:26,293 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:26,294 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1921179912] [2020-07-20 13:00:26,294 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:00:26,712 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:00:26,713 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:26,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:00:26,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:00:26,759 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:26,760 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1921179912] [2020-07-20 13:00:26,761 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:26,761 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:00:26,762 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579945671] [2020-07-20 13:00:26,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:00:26,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:26,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:00:26,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:00:26,785 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 2 states. [2020-07-20 13:00:26,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:26,825 INFO L93 Difference]: Finished difference Result 188 states and 233 transitions. [2020-07-20 13:00:26,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:00:26,827 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 13:00:26,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:26,840 INFO L225 Difference]: With dead ends: 188 [2020-07-20 13:00:26,841 INFO L226 Difference]: Without dead ends: 94 [2020-07-20 13:00:26,845 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:00:26,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-07-20 13:00:26,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-07-20 13:00:26,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-07-20 13:00:26,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2020-07-20 13:00:26,936 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 46 [2020-07-20 13:00:26,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:26,937 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2020-07-20 13:00:26,937 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:00:26,938 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2020-07-20 13:00:26,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 13:00:26,950 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:26,950 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] [2020-07-20 13:00:27,165 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:27,165 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:27,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:27,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1006475212, now seen corresponding path program 1 times [2020-07-20 13:00:27,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:27,168 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1042236190] [2020-07-20 13:00:27,168 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:00:27,741 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:00:27,741 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:27,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:00:27,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:27,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:00:27,792 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:27,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1042236190] [2020-07-20 13:00:27,793 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:27,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:27,793 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215793194] [2020-07-20 13:00:27,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:27,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:27,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:27,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:27,796 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 3 states. [2020-07-20 13:00:27,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:27,813 INFO L93 Difference]: Finished difference Result 124 states and 141 transitions. [2020-07-20 13:00:27,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:27,813 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 13:00:27,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:27,816 INFO L225 Difference]: With dead ends: 124 [2020-07-20 13:00:27,816 INFO L226 Difference]: Without dead ends: 85 [2020-07-20 13:00:27,817 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:27,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-20 13:00:27,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-20 13:00:27,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-20 13:00:27,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 96 transitions. [2020-07-20 13:00:27,836 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 96 transitions. Word has length 47 [2020-07-20 13:00:27,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:27,836 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 96 transitions. [2020-07-20 13:00:27,837 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:27,837 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2020-07-20 13:00:27,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 13:00:27,840 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:27,840 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] [2020-07-20 13:00:28,043 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:28,044 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:28,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:28,045 INFO L82 PathProgramCache]: Analyzing trace with hash 882475242, now seen corresponding path program 1 times [2020-07-20 13:00:28,045 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:28,046 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [192560504] [2020-07-20 13:00:28,046 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:00:28,496 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:28,496 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:28,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:00:28,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:28,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:00:28,542 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:28,542 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [192560504] [2020-07-20 13:00:28,542 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:28,543 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:00:28,543 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905886141] [2020-07-20 13:00:28,544 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:00:28,544 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:28,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:00:28,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:00:28,545 INFO L87 Difference]: Start difference. First operand 85 states and 96 transitions. Second operand 3 states. [2020-07-20 13:00:28,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:28,599 INFO L93 Difference]: Finished difference Result 203 states and 239 transitions. [2020-07-20 13:00:28,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:00:28,602 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 13:00:28,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:28,606 INFO L225 Difference]: With dead ends: 203 [2020-07-20 13:00:28,606 INFO L226 Difference]: Without dead ends: 142 [2020-07-20 13:00:28,608 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 [2020-07-20 13:00:28,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-07-20 13:00:28,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 130. [2020-07-20 13:00:28,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-07-20 13:00:28,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2020-07-20 13:00:28,643 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 52 [2020-07-20 13:00:28,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:28,644 INFO L479 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2020-07-20 13:00:28,644 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:00:28,645 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2020-07-20 13:00:28,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-20 13:00:28,654 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:28,654 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] [2020-07-20 13:00:28,867 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:28,868 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:28,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:28,869 INFO L82 PathProgramCache]: Analyzing trace with hash 231939386, now seen corresponding path program 1 times [2020-07-20 13:00:28,869 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:28,870 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [603182134] [2020-07-20 13:00:28,870 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:00:29,284 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:29,284 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:29,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 13:00:29,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:29,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:00:29,345 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:29,346 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [603182134] [2020-07-20 13:00:29,346 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:29,346 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:00:29,347 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427713374] [2020-07-20 13:00:29,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:00:29,348 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:29,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:00:29,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:00:29,348 INFO L87 Difference]: Start difference. First operand 130 states and 151 transitions. Second operand 6 states. [2020-07-20 13:00:29,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:29,540 INFO L93 Difference]: Finished difference Result 331 states and 401 transitions. [2020-07-20 13:00:29,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 13:00:29,541 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2020-07-20 13:00:29,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:29,544 INFO L225 Difference]: With dead ends: 331 [2020-07-20 13:00:29,544 INFO L226 Difference]: Without dead ends: 225 [2020-07-20 13:00:29,546 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:00:29,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-07-20 13:00:29,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 221. [2020-07-20 13:00:29,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-07-20 13:00:29,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 260 transitions. [2020-07-20 13:00:29,569 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 260 transitions. Word has length 55 [2020-07-20 13:00:29,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:29,570 INFO L479 AbstractCegarLoop]: Abstraction has 221 states and 260 transitions. [2020-07-20 13:00:29,570 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:00:29,570 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 260 transitions. [2020-07-20 13:00:29,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 13:00:29,572 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:00:29,572 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] [2020-07-20 13:00:29,785 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:29,786 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:00:29,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:00:29,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1273020098, now seen corresponding path program 1 times [2020-07-20 13:00:29,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:00:29,788 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [907837457] [2020-07-20 13:00:29,788 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:00:30,155 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:00:30,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:00:30,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:00:30,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:00:30,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:00:30,207 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:00:30,207 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [907837457] [2020-07-20 13:00:30,208 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:00:30,208 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:00:30,208 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835715413] [2020-07-20 13:00:30,209 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:00:30,209 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:00:30,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:00:30,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:00:30,210 INFO L87 Difference]: Start difference. First operand 221 states and 260 transitions. Second operand 6 states. [2020-07-20 13:00:30,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:00:30,424 INFO L93 Difference]: Finished difference Result 395 states and 476 transitions. [2020-07-20 13:00:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:00:30,425 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-07-20 13:00:30,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:00:30,426 INFO L225 Difference]: With dead ends: 395 [2020-07-20 13:00:30,426 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:00:30,429 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:00:30,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:00:30,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:00:30,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:00:30,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:00:30,430 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-07-20 13:00:30,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:00:30,430 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:00:30,430 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:00:30,431 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:00:30,431 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:00:30,638 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:00:30,642 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:00:31,350 INFO L268 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-07-20 13:00:31,350 INFO L268 CegarLoopResult]: For program point L345-1(lines 345 349) no Hoare annotation was computed. [2020-07-20 13:00:31,351 INFO L268 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-07-20 13:00:31,351 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 314 369) no Hoare annotation was computed. [2020-07-20 13:00:31,351 INFO L268 CegarLoopResult]: For program point L339-2(lines 339 360) no Hoare annotation was computed. [2020-07-20 13:00:31,351 INFO L268 CegarLoopResult]: For program point L361(lines 338 362) no Hoare annotation was computed. [2020-07-20 13:00:31,351 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 314 369) no Hoare annotation was computed. [2020-07-20 13:00:31,351 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 314 369) no Hoare annotation was computed. [2020-07-20 13:00:31,351 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-07-20 13:00:31,352 INFO L268 CegarLoopResult]: For program point L415-1(line 415) no Hoare annotation was computed. [2020-07-20 13:00:31,352 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 370 429) no Hoare annotation was computed. [2020-07-20 13:00:31,352 INFO L268 CegarLoopResult]: For program point L402(lines 402 406) no Hoare annotation was computed. [2020-07-20 13:00:31,352 INFO L268 CegarLoopResult]: For program point L402-1(lines 402 406) no Hoare annotation was computed. [2020-07-20 13:00:31,352 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 370 429) no Hoare annotation was computed. [2020-07-20 13:00:31,352 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-07-20 13:00:31,352 INFO L268 CegarLoopResult]: For program point L396-2(lines 396 421) no Hoare annotation was computed. [2020-07-20 13:00:31,352 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 370 429) no Hoare annotation was computed. [2020-07-20 13:00:31,353 INFO L268 CegarLoopResult]: For program point L422(lines 395 423) no Hoare annotation was computed. [2020-07-20 13:00:31,354 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 730 736) the Hoare annotation is: true [2020-07-20 13:00:31,355 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 730 736) no Hoare annotation was computed. [2020-07-20 13:00:31,355 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 737 745) no Hoare annotation was computed. [2020-07-20 13:00:31,355 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 737 745) the Hoare annotation is: true [2020-07-20 13:00:31,356 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 737 745) no Hoare annotation was computed. [2020-07-20 13:00:31,356 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 845 867) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,356 INFO L264 CegarLoopResult]: At program point L857(line 857) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,356 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 845 867) no Hoare annotation was computed. [2020-07-20 13:00:31,356 INFO L264 CegarLoopResult]: At program point L857-1(line 857) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,357 INFO L268 CegarLoopResult]: For program point L855(lines 855 862) no Hoare annotation was computed. [2020-07-20 13:00:31,357 INFO L268 CegarLoopResult]: For program point L855-1(lines 855 862) no Hoare annotation was computed. [2020-07-20 13:00:31,357 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-07-20 13:00:31,357 INFO L264 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,357 INFO L264 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,357 INFO L264 CegarLoopResult]: At program point L851-1(line 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,357 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 845 867) no Hoare annotation was computed. [2020-07-20 13:00:31,358 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 804 827) no Hoare annotation was computed. [2020-07-20 13:00:31,358 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 804 827) no Hoare annotation was computed. [2020-07-20 13:00:31,358 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 804 827) no Hoare annotation was computed. [2020-07-20 13:00:31,358 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-07-20 13:00:31,361 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-07-20 13:00:31,361 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-07-20 13:00:31,361 INFO L268 CegarLoopResult]: For program point L819(line 819) no Hoare annotation was computed. [2020-07-20 13:00:31,361 INFO L268 CegarLoopResult]: For program point L818(line 818) no Hoare annotation was computed. [2020-07-20 13:00:31,361 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-07-20 13:00:31,361 INFO L268 CegarLoopResult]: For program point L816(line 816) no Hoare annotation was computed. [2020-07-20 13:00:31,362 INFO L268 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-07-20 13:00:31,362 INFO L268 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-07-20 13:00:31,362 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-07-20 13:00:31,362 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-20 13:00:31,362 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-07-20 13:00:31,362 INFO L268 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-07-20 13:00:31,363 INFO L268 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-07-20 13:00:31,363 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 238 252) no Hoare annotation was computed. [2020-07-20 13:00:31,365 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 238 252) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:00:31,365 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 238 252) no Hoare annotation was computed. [2020-07-20 13:00:31,365 INFO L264 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:00:31,365 INFO L268 CegarLoopResult]: For program point L242(lines 242 248) no Hoare annotation was computed. [2020-07-20 13:00:31,365 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 193 201) no Hoare annotation was computed. [2020-07-20 13:00:31,365 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 193 201) the Hoare annotation is: true [2020-07-20 13:00:31,366 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 193 201) no Hoare annotation was computed. [2020-07-20 13:00:31,367 INFO L268 CegarLoopResult]: For program point L221(lines 221 229) no Hoare annotation was computed. [2020-07-20 13:00:31,367 INFO L268 CegarLoopResult]: For program point L221-2(lines 221 229) no Hoare annotation was computed. [2020-07-20 13:00:31,367 INFO L268 CegarLoopResult]: For program point L209(lines 209 217) no Hoare annotation was computed. [2020-07-20 13:00:31,368 INFO L268 CegarLoopResult]: For program point L209-2(lines 209 217) no Hoare annotation was computed. [2020-07-20 13:00:31,368 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 202 237) no Hoare annotation was computed. [2020-07-20 13:00:31,368 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-07-20 13:00:31,368 INFO L268 CegarLoopResult]: For program point L232-1(line 232) no Hoare annotation was computed. [2020-07-20 13:00:31,368 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 202 237) no Hoare annotation was computed. [2020-07-20 13:00:31,368 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 202 237) no Hoare annotation was computed. [2020-07-20 13:00:31,368 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 723 729) no Hoare annotation was computed. [2020-07-20 13:00:31,369 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 723 729) the Hoare annotation is: true [2020-07-20 13:00:31,369 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 268 313) no Hoare annotation was computed. [2020-07-20 13:00:31,369 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 268 313) no Hoare annotation was computed. [2020-07-20 13:00:31,369 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 268 313) no Hoare annotation was computed. [2020-07-20 13:00:31,369 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 581 626) no Hoare annotation was computed. [2020-07-20 13:00:31,369 INFO L268 CegarLoopResult]: For program point L601(lines 601 608) no Hoare annotation was computed. [2020-07-20 13:00:31,369 INFO L268 CegarLoopResult]: For program point L595(lines 595 615) no Hoare annotation was computed. [2020-07-20 13:00:31,377 INFO L268 CegarLoopResult]: For program point L595-1(lines 595 615) no Hoare annotation was computed. [2020-07-20 13:00:31,377 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 581 626) no Hoare annotation was computed. [2020-07-20 13:00:31,377 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 581 626) no Hoare annotation was computed. [2020-07-20 13:00:31,378 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 835 844) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,378 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 835 844) no Hoare annotation was computed. [2020-07-20 13:00:31,378 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 835 844) no Hoare annotation was computed. [2020-07-20 13:00:31,378 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 182 192) no Hoare annotation was computed. [2020-07-20 13:00:31,381 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-20 13:00:31,381 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 182 192) no Hoare annotation was computed. [2020-07-20 13:00:31,382 INFO L268 CegarLoopResult]: For program point L187-1(line 187) no Hoare annotation was computed. [2020-07-20 13:00:31,382 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 182 192) no Hoare annotation was computed. [2020-07-20 13:00:31,382 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 174 181) the Hoare annotation is: true [2020-07-20 13:00:31,382 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 174 181) no Hoare annotation was computed. [2020-07-20 13:00:31,382 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 174 181) no Hoare annotation was computed. [2020-07-20 13:00:31,382 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 159 165) no Hoare annotation was computed. [2020-07-20 13:00:31,382 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 159 165) the Hoare annotation is: true [2020-07-20 13:00:31,383 INFO L264 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,383 INFO L264 CegarLoopResult]: At program point testENTRY(lines 55 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,383 INFO L268 CegarLoopResult]: For program point L95(lines 95 110) no Hoare annotation was computed. [2020-07-20 13:00:31,383 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,385 INFO L268 CegarLoopResult]: For program point testFINAL(lines 55 122) no Hoare annotation was computed. [2020-07-20 13:00:31,386 INFO L268 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-07-20 13:00:31,388 INFO L268 CegarLoopResult]: For program point L85-1(lines 85 91) no Hoare annotation was computed. [2020-07-20 13:00:31,388 INFO L264 CegarLoopResult]: At program point L112(lines 65 114) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,389 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,389 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-20 13:00:31,389 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-07-20 13:00:31,389 INFO L268 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-07-20 13:00:31,389 INFO L264 CegarLoopResult]: At program point L115(lines 64 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,389 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,390 INFO L268 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2020-07-20 13:00:31,390 INFO L264 CegarLoopResult]: At program point L103-1(lines 95 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:00:31,390 INFO L268 CegarLoopResult]: For program point testEXIT(lines 55 122) no Hoare annotation was computed. [2020-07-20 13:00:31,390 INFO L268 CegarLoopResult]: For program point L66(lines 65 114) no Hoare annotation was computed. [2020-07-20 13:00:31,390 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 535 580) no Hoare annotation was computed. [2020-07-20 13:00:31,390 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 535 580) no Hoare annotation was computed. [2020-07-20 13:00:31,390 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 535 580) no Hoare annotation was computed. [2020-07-20 13:00:31,391 INFO L268 CegarLoopResult]: For program point L555(lines 555 562) no Hoare annotation was computed. [2020-07-20 13:00:31,391 INFO L268 CegarLoopResult]: For program point L549(lines 549 569) no Hoare annotation was computed. [2020-07-20 13:00:31,391 INFO L268 CegarLoopResult]: For program point L549-1(lines 549 569) no Hoare annotation was computed. [2020-07-20 13:00:31,391 INFO L268 CegarLoopResult]: For program point L684(lines 684 692) no Hoare annotation was computed. [2020-07-20 13:00:31,391 INFO L268 CegarLoopResult]: For program point L684-2(lines 684 692) no Hoare annotation was computed. [2020-07-20 13:00:31,391 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 676 698) no Hoare annotation was computed. [2020-07-20 13:00:31,391 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 676 698) no Hoare annotation was computed. [2020-07-20 13:00:31,391 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 676 698) no Hoare annotation was computed. [2020-07-20 13:00:31,392 INFO L268 CegarLoopResult]: For program point L481-2(lines 481 501) no Hoare annotation was computed. [2020-07-20 13:00:31,392 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 432 534) no Hoare annotation was computed. [2020-07-20 13:00:31,392 INFO L268 CegarLoopResult]: For program point L502(lines 480 503) no Hoare annotation was computed. [2020-07-20 13:00:31,392 INFO L268 CegarLoopResult]: For program point L461(lines 461 477) no Hoare annotation was computed. [2020-07-20 13:00:31,392 INFO L268 CegarLoopResult]: For program point L521(lines 521 528) no Hoare annotation was computed. [2020-07-20 13:00:31,392 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 432 534) no Hoare annotation was computed. [2020-07-20 13:00:31,392 INFO L268 CegarLoopResult]: For program point L482(lines 481 501) no Hoare annotation was computed. [2020-07-20 13:00:31,392 INFO L268 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-07-20 13:00:31,393 INFO L268 CegarLoopResult]: For program point L513-1(line 513) no Hoare annotation was computed. [2020-07-20 13:00:31,393 INFO L268 CegarLoopResult]: For program point L478(lines 478 519) no Hoare annotation was computed. [2020-07-20 13:00:31,393 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 432 534) no Hoare annotation was computed. [2020-07-20 13:00:31,393 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-07-20 13:00:31,393 INFO L268 CegarLoopResult]: For program point L497-1(line 497) no Hoare annotation was computed. [2020-07-20 13:00:31,394 INFO L268 CegarLoopResult]: For program point L456(lines 456 460) no Hoare annotation was computed. [2020-07-20 13:00:31,394 INFO L268 CegarLoopResult]: For program point L520(lines 520 531) no Hoare annotation was computed. [2020-07-20 13:00:31,394 INFO L268 CegarLoopResult]: For program point L483(lines 483 487) no Hoare annotation was computed. [2020-07-20 13:00:31,394 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 713 722) no Hoare annotation was computed. [2020-07-20 13:00:31,395 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 713 722) no Hoare annotation was computed. [2020-07-20 13:00:31,395 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 713 722) no Hoare annotation was computed. [2020-07-20 13:00:31,395 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,395 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:00:31,395 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,395 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 166 173) no Hoare annotation was computed. [2020-07-20 13:00:31,395 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 166 173) no Hoare annotation was computed. [2020-07-20 13:00:31,395 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 166 173) no Hoare annotation was computed. [2020-07-20 13:00:31,396 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 699 707) no Hoare annotation was computed. [2020-07-20 13:00:31,396 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 699 707) no Hoare annotation was computed. [2020-07-20 13:00:31,396 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 699 707) no Hoare annotation was computed. [2020-07-20 13:00:31,396 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 655 666) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:00:31,396 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 655 666) no Hoare annotation was computed. [2020-07-20 13:00:31,396 INFO L268 CegarLoopResult]: For program point L659-1(lines 655 666) no Hoare annotation was computed. [2020-07-20 13:00:31,396 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,396 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,397 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,397 INFO L271 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: true [2020-07-20 13:00:31,397 INFO L271 CegarLoopResult]: At program point L146(lines 146 152) the Hoare annotation is: true [2020-07-20 13:00:31,397 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 135 158) the Hoare annotation is: true [2020-07-20 13:00:31,397 INFO L264 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:00:31,397 INFO L268 CegarLoopResult]: For program point L139(lines 138 157) no Hoare annotation was computed. [2020-07-20 13:00:31,397 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 135 158) no Hoare annotation was computed. [2020-07-20 13:00:31,398 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 135 158) no Hoare annotation was computed. [2020-07-20 13:00:31,398 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 774 803) no Hoare annotation was computed. [2020-07-20 13:00:31,398 INFO L271 CegarLoopResult]: At program point L799(lines 774 803) the Hoare annotation is: true [2020-07-20 13:00:31,398 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 774 803) the Hoare annotation is: true [2020-07-20 13:00:31,398 INFO L268 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-07-20 13:00:31,398 INFO L268 CegarLoopResult]: For program point L788(lines 788 792) no Hoare annotation was computed. [2020-07-20 13:00:31,398 INFO L271 CegarLoopResult]: At program point L788-1(lines 788 792) the Hoare annotation is: true [2020-07-20 13:00:31,399 INFO L268 CegarLoopResult]: For program point L785(line 785) no Hoare annotation was computed. [2020-07-20 13:00:31,399 INFO L271 CegarLoopResult]: At program point L784-2(lines 784 798) the Hoare annotation is: true [2020-07-20 13:00:31,399 INFO L271 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: true [2020-07-20 13:00:31,399 INFO L268 CegarLoopResult]: For program point L780-1(line 780) no Hoare annotation was computed. [2020-07-20 13:00:31,399 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 667 675) the Hoare annotation is: true [2020-07-20 13:00:31,399 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 667 675) no Hoare annotation was computed. [2020-07-20 13:00:31,399 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 667 675) no Hoare annotation was computed. [2020-07-20 13:00:31,399 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 631 642) the Hoare annotation is: true [2020-07-20 13:00:31,399 INFO L268 CegarLoopResult]: For program point L635-1(lines 631 642) no Hoare annotation was computed. [2020-07-20 13:00:31,400 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 631 642) no Hoare annotation was computed. [2020-07-20 13:00:31,400 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 828 834) no Hoare annotation was computed. [2020-07-20 13:00:31,400 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 828 834) the Hoare annotation is: true [2020-07-20 13:00:31,400 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,400 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 13:00:31,400 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:00:31,400 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:00:31,401 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 253 260) no Hoare annotation was computed. [2020-07-20 13:00:31,401 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 253 260) the Hoare annotation is: true [2020-07-20 13:00:31,402 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 253 260) no Hoare annotation was computed. [2020-07-20 13:00:31,402 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 643 654) no Hoare annotation was computed. [2020-07-20 13:00:31,402 INFO L268 CegarLoopResult]: For program point L647-1(lines 643 654) no Hoare annotation was computed. [2020-07-20 13:00:31,402 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 643 654) the Hoare annotation is: true [2020-07-20 13:00:31,402 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-20 13:00:31,402 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-20 13:00:31,402 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-20 13:00:31,403 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-20 13:00:31,403 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 747 771) the Hoare annotation is: true [2020-07-20 13:00:31,403 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:00:31,403 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 747 771) no Hoare annotation was computed. [2020-07-20 13:00:31,403 INFO L268 CegarLoopResult]: For program point L759(lines 759 765) no Hoare annotation was computed. [2020-07-20 13:00:31,403 INFO L264 CegarLoopResult]: At program point L757(line 757) the Hoare annotation is: (or (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-20 13:00:31,404 INFO L268 CegarLoopResult]: For program point L757-1(line 757) no Hoare annotation was computed. [2020-07-20 13:00:31,404 INFO L268 CegarLoopResult]: For program point L755(lines 755 768) no Hoare annotation was computed. [2020-07-20 13:00:31,404 INFO L268 CegarLoopResult]: For program point L755-1(lines 747 771) no Hoare annotation was computed. [2020-07-20 13:00:31,404 INFO L271 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: true [2020-07-20 13:00:31,404 INFO L268 CegarLoopResult]: For program point L753-1(line 753) no Hoare annotation was computed. [2020-07-20 13:00:31,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:00:31 BoogieIcfgContainer [2020-07-20 13:00:31,435 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:00:31,438 INFO L168 Benchmark]: Toolchain (without parser) took 7165.63 ms. Allocated memory was 137.4 MB in the beginning and 289.9 MB in the end (delta: 152.6 MB). Free memory was 100.8 MB in the beginning and 189.9 MB in the end (delta: -89.1 MB). Peak memory consumption was 125.7 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:31,445 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-20 13:00:31,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.94 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 100.4 MB in the beginning and 173.6 MB in the end (delta: -73.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:31,447 INFO L168 Benchmark]: Boogie Preprocessor took 87.07 ms. Allocated memory is still 202.4 MB. Free memory was 173.6 MB in the beginning and 169.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:31,448 INFO L168 Benchmark]: RCFGBuilder took 1163.77 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 169.3 MB in the beginning and 204.9 MB in the end (delta: -35.6 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:31,451 INFO L168 Benchmark]: TraceAbstraction took 5257.36 ms. Allocated memory was 233.8 MB in the beginning and 289.9 MB in the end (delta: 56.1 MB). Free memory was 203.5 MB in the beginning and 189.9 MB in the end (delta: 13.5 MB). Peak memory consumption was 131.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:00:31,462 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 650.94 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 100.4 MB in the beginning and 173.6 MB in the end (delta: -73.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.07 ms. Allocated memory is still 202.4 MB. Free memory was 173.6 MB in the beginning and 169.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1163.77 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 169.3 MB in the beginning and 204.9 MB in the end (delta: -35.6 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5257.36 ms. Allocated memory was 233.8 MB in the beginning and 289.9 MB in the end (delta: 56.1 MB). Free memory was 203.5 MB in the beginning and 189.9 MB in the end (delta: 13.5 MB). Peak memory consumption was 131.8 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: 65]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 503 SDtfs, 177 SDslu, 667 SDs, 0 SdLazy, 106 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 258 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=221occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 16 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 247 PreInvPairs, 276 NumberOfFragments, 392 HoareAnnotationTreeSize, 247 FomulaSimplifications, 190 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 46 FomulaSimplificationsInter, 821 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 259 NumberOfCodeBlocks, 238 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 24518 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3234 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...