/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_VARIABLES --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_spec4_product10.cil.c


--------------------------------------------------------------------------------


This is Ultimate 0.1.25-d623d84
[2020-07-20 16:24:44,809 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-07-20 16:24:44,811 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-20 16:24:44,826 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-20 16:24:44,826 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-20 16:24:44,828 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-20 16:24:44,830 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-20 16:24:44,832 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-20 16:24:44,836 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-20 16:24:44,837 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-20 16:24:44,838 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-07-20 16:24:44,844 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-20 16:24:44,844 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-20 16:24:44,846 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-20 16:24:44,847 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-20 16:24:44,849 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-20 16:24:44,850 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-20 16:24:44,851 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-20 16:24:44,854 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-20 16:24:44,857 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-20 16:24:44,861 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-20 16:24:44,862 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-20 16:24:44,863 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-07-20 16:24:44,866 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-20 16:24:44,871 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-20 16:24:44,871 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-07-20 16:24:44,871 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-20 16:24:44,873 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-20 16:24:44,874 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-20 16:24:44,875 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-20 16:24:44,875 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-07-20 16:24:44,876 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-07-20 16:24:44,877 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-07-20 16:24:44,878 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-07-20 16:24:44,878 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-07-20 16:24:44,879 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-07-20 16:24:44,879 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-07-20 16:24:44,880 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-07-20 16:24:44,880 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-07-20 16:24:44,881 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-07-20 16:24:44,881 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-07-20 16:24:44,882 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 16:24:44,895 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-07-20 16:24:44,896 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-20 16:24:44,897 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-20 16:24:44,897 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-07-20 16:24:44,897 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-07-20 16:24:44,897 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-20 16:24:44,898 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-07-20 16:24:44,898 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-07-20 16:24:44,898 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-07-20 16:24:44,898 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-07-20 16:24:44,898 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-07-20 16:24:44,899 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-20 16:24:44,899 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-07-20 16:24:44,899 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-07-20 16:24:44,899 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-07-20 16:24:44,899 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-07-20 16:24:44,900 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-07-20 16:24:44,900 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-20 16:24:44,900 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-07-20 16:24:44,900 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-07-20 16:24:44,901 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-07-20 16:24:44,901 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 16:24:44,901 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-20 16:24:44,901 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-07-20 16:24:44,901 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-20 16:24:44,902 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-07-20 16:24:44,902 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 16:24:44,902 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-20 16:24:44,902 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-07-20 16:24:44,902 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_VARIABLES
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 16:24:45,189 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-20 16:24:45,201 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-20 16:24:45,205 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-20 16:24:45,206 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-07-20 16:24:45,206 INFO  L275        PluginConnector]: CDTParser initialized
[2020-07-20 16:24:45,207 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c
[2020-07-20 16:24:45,279 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2dab6bf7/ff52f99271c54a3189cb9d06897e6303/FLAG5b526d8ef
[2020-07-20 16:24:45,789 INFO  L306              CDTParser]: Found 1 translation units.
[2020-07-20 16:24:45,790 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c
[2020-07-20 16:24:45,810 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2dab6bf7/ff52f99271c54a3189cb9d06897e6303/FLAG5b526d8ef
[2020-07-20 16:24:46,125 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2dab6bf7/ff52f99271c54a3189cb9d06897e6303
[2020-07-20 16:24:46,133 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-20 16:24:46,136 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-20 16:24:46,137 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-20 16:24:46,137 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-20 16:24:46,141 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-20 16:24:46,142 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:24:46" (1/1) ...
[2020-07-20 16:24:46,144 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769d466a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:46, skipping insertion in model container
[2020-07-20 16:24:46,145 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:24:46" (1/1) ...
[2020-07-20 16:24:46,152 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-07-20 16:24:46,198 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-07-20 16:24:46,487 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-20 16:24:46,501 INFO  L203         MainTranslator]: Completed pre-run
[2020-07-20 16:24:46,735 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-20 16:24:46,763 INFO  L208         MainTranslator]: Completed translation
[2020-07-20 16:24:46,764 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:46 WrapperNode
[2020-07-20 16:24:46,764 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-20 16:24:46,765 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-20 16:24:46,765 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-20 16:24:46,765 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-07-20 16:24:46,777 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:46" (1/1) ...
[2020-07-20 16:24:46,778 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:46" (1/1) ...
[2020-07-20 16:24:46,806 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:46" (1/1) ...
[2020-07-20 16:24:46,806 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:46" (1/1) ...
[2020-07-20 16:24:46,852 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:46" (1/1) ...
[2020-07-20 16:24:46,868 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:46" (1/1) ...
[2020-07-20 16:24:46,873 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:46" (1/1) ...
[2020-07-20 16:24:46,890 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-20 16:24:46,890 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-20 16:24:46,891 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-07-20 16:24:46,891 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-07-20 16:24:46,894 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:46" (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 16:24:46,973 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-20 16:24:46,974 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-20 16:24:46,974 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-07-20 16:24:46,974 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1
[2020-07-20 16:24:46,974 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-07-20 16:24:46,975 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-07-20 16:24:46,975 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-07-20 16:24:46,976 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-07-20 16:24:46,976 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-07-20 16:24:46,976 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-07-20 16:24:46,977 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-07-20 16:24:46,977 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-07-20 16:24:46,978 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-07-20 16:24:46,978 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-07-20 16:24:46,978 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-07-20 16:24:46,979 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-07-20 16:24:46,979 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-07-20 16:24:46,979 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-07-20 16:24:46,979 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base
[2020-07-20 16:24:46,979 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-07-20 16:24:46,979 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-07-20 16:24:46,980 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-07-20 16:24:46,980 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-07-20 16:24:46,980 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-07-20 16:24:46,980 INFO  L138     BoogieDeclarations]: Found implementation of procedure startSystem
[2020-07-20 16:24:46,981 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-07-20 16:24:46,981 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-07-20 16:24:46,981 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-07-20 16:24:46,982 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-07-20 16:24:46,982 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-07-20 16:24:46,982 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-07-20 16:24:46,982 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-07-20 16:24:46,982 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-07-20 16:24:46,982 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-07-20 16:24:46,983 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-07-20 16:24:46,983 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-07-20 16:24:46,983 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-20 16:24:46,983 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-20 16:24:46,983 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-07-20 16:24:46,983 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-07-20 16:24:46,984 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-07-20 16:24:46,984 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-07-20 16:24:46,984 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1
[2020-07-20 16:24:46,984 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-07-20 16:24:46,984 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-07-20 16:24:46,984 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-07-20 16:24:46,984 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-07-20 16:24:46,986 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-07-20 16:24:46,986 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-07-20 16:24:46,986 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-07-20 16:24:46,986 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-07-20 16:24:46,986 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-07-20 16:24:46,987 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-07-20 16:24:46,987 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-07-20 16:24:46,987 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-07-20 16:24:46,987 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-07-20 16:24:46,987 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-07-20 16:24:46,988 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-07-20 16:24:46,988 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-07-20 16:24:46,988 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-07-20 16:24:46,988 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-07-20 16:24:46,988 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-07-20 16:24:46,989 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-07-20 16:24:46,989 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-07-20 16:24:46,989 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-07-20 16:24:46,989 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-07-20 16:24:46,989 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-07-20 16:24:46,989 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-07-20 16:24:46,989 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-07-20 16:24:46,990 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-07-20 16:24:46,990 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-07-20 16:24:46,990 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-07-20 16:24:46,991 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-07-20 16:24:46,991 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-07-20 16:24:46,991 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-07-20 16:24:46,992 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-07-20 16:24:46,992 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-07-20 16:24:46,992 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-07-20 16:24:46,993 INFO  L130     BoogieDeclarations]: Found specification of procedure startSystem
[2020-07-20 16:24:46,993 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-07-20 16:24:46,993 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base
[2020-07-20 16:24:46,993 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-07-20 16:24:46,994 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-07-20 16:24:46,994 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-20 16:24:46,994 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-07-20 16:24:46,994 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-20 16:24:48,081 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-20 16:24:48,083 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-07-20 16:24:48,089 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:24:48 BoogieIcfgContainer
[2020-07-20 16:24:48,090 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-20 16:24:48,091 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-20 16:24:48,091 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-07-20 16:24:48,094 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-07-20 16:24:48,094 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:24:46" (1/3) ...
[2020-07-20 16:24:48,095 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5105a483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:24:48, skipping insertion in model container
[2020-07-20 16:24:48,095 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:24:46" (2/3) ...
[2020-07-20 16:24:48,096 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5105a483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:24:48, skipping insertion in model container
[2020-07-20 16:24:48,096 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:24:48" (3/3) ...
[2020-07-20 16:24:48,098 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec4_product10.cil.c
[2020-07-20 16:24:48,108 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-20 16:24:48,118 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-20 16:24:48,130 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-20 16:24:48,150 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-07-20 16:24:48,150 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-07-20 16:24:48,150 INFO  L377      AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-20 16:24:48,150 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-20 16:24:48,150 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-20 16:24:48,151 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-07-20 16:24:48,151 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-20 16:24:48,151 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-20 16:24:48,172 INFO  L276                IsEmpty]: Start isEmpty. Operand 128 states.
[2020-07-20 16:24:48,180 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2020-07-20 16:24:48,180 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 16:24:48,181 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 16:24:48,182 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 16:24:48,187 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 16:24:48,188 INFO  L82        PathProgramCache]: Analyzing trace with hash 1687671781, now seen corresponding path program 1 times
[2020-07-20 16:24:48,194 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 16:24:48,194 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [419036626]
[2020-07-20 16:24:48,195 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 16:24:48,699 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 16:24:48,699 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 16:24:48,707 INFO  L263         TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 1 conjunts are in the unsatisfiable core
[2020-07-20 16:24:48,715 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 16:24:48,744 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 16:24:48,744 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 16:24:48,745 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [419036626]
[2020-07-20 16:24:48,746 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 16:24:48,746 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-07-20 16:24:48,747 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182536206]
[2020-07-20 16:24:48,752 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 2 states
[2020-07-20 16:24:48,753 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 16:24:48,766 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2020-07-20 16:24:48,767 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-07-20 16:24:48,769 INFO  L87              Difference]: Start difference. First operand 128 states. Second operand 2 states.
[2020-07-20 16:24:48,806 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 16:24:48,806 INFO  L93              Difference]: Finished difference Result 170 states and 213 transitions.
[2020-07-20 16:24:48,806 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2020-07-20 16:24:48,808 INFO  L78                 Accepts]: Start accepts. Automaton has 2 states. Word has length 46
[2020-07-20 16:24:48,808 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 16:24:48,819 INFO  L225             Difference]: With dead ends: 170
[2020-07-20 16:24:48,819 INFO  L226             Difference]: Without dead ends: 85
[2020-07-20 16:24:48,823 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 16:24:48,841 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 85 states.
[2020-07-20 16:24:48,868 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85.
[2020-07-20 16:24:48,869 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 85 states.
[2020-07-20 16:24:48,872 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions.
[2020-07-20 16:24:48,874 INFO  L78                 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46
[2020-07-20 16:24:48,874 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 16:24:48,874 INFO  L479      AbstractCegarLoop]: Abstraction has 85 states and 98 transitions.
[2020-07-20 16:24:48,875 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 2 states.
[2020-07-20 16:24:48,875 INFO  L276                IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions.
[2020-07-20 16:24:48,878 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2020-07-20 16:24:48,878 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 16:24:48,878 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 16:24:49,091 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 16:24:49,092 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 16:24:49,092 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 16:24:49,092 INFO  L82        PathProgramCache]: Analyzing trace with hash -1046203216, now seen corresponding path program 1 times
[2020-07-20 16:24:49,093 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 16:24:49,093 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1019636889]
[2020-07-20 16:24:49,093 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 16:24:49,540 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 16:24:49,541 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 16:24:49,547 INFO  L263         TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 2 conjunts are in the unsatisfiable core
[2020-07-20 16:24:49,556 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 16:24:49,612 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 16:24:49,612 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 16:24:49,613 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1019636889]
[2020-07-20 16:24:49,613 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 16:24:49,613 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 16:24:49,614 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596667181]
[2020-07-20 16:24:49,617 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 16:24:49,617 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 16:24:49,617 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 16:24:49,618 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 16:24:49,618 INFO  L87              Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 3 states.
[2020-07-20 16:24:49,633 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 16:24:49,633 INFO  L93              Difference]: Finished difference Result 115 states and 131 transitions.
[2020-07-20 16:24:49,633 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 16:24:49,634 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 47
[2020-07-20 16:24:49,634 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 16:24:49,635 INFO  L225             Difference]: With dead ends: 115
[2020-07-20 16:24:49,636 INFO  L226             Difference]: Without dead ends: 76
[2020-07-20 16:24:49,638 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 16:24:49,638 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 76 states.
[2020-07-20 16:24:49,649 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76.
[2020-07-20 16:24:49,649 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 76 states.
[2020-07-20 16:24:49,651 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions.
[2020-07-20 16:24:49,651 INFO  L78                 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47
[2020-07-20 16:24:49,651 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 16:24:49,651 INFO  L479      AbstractCegarLoop]: Abstraction has 76 states and 86 transitions.
[2020-07-20 16:24:49,651 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 16:24:49,652 INFO  L276                IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions.
[2020-07-20 16:24:49,653 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2020-07-20 16:24:49,654 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 16:24:49,654 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]
[2020-07-20 16:24:49,869 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 16:24:49,869 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 16:24:49,870 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 16:24:49,870 INFO  L82        PathProgramCache]: Analyzing trace with hash 1948536442, now seen corresponding path program 1 times
[2020-07-20 16:24:49,870 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 16:24:49,871 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1375528371]
[2020-07-20 16:24:49,871 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 16:24:50,301 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 16:24:50,302 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 16:24:50,307 INFO  L263         TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 8 conjunts are in the unsatisfiable core
[2020-07-20 16:24:50,311 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 16:24:50,338 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 16:24:50,338 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 16:24:50,339 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1375528371]
[2020-07-20 16:24:50,339 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 16:24:50,339 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 16:24:50,339 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679051209]
[2020-07-20 16:24:50,340 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 16:24:50,340 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 16:24:50,340 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 16:24:50,341 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 16:24:50,341 INFO  L87              Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 3 states.
[2020-07-20 16:24:50,357 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 16:24:50,357 INFO  L93              Difference]: Finished difference Result 128 states and 149 transitions.
[2020-07-20 16:24:50,358 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 16:24:50,358 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 52
[2020-07-20 16:24:50,358 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 16:24:50,359 INFO  L225             Difference]: With dead ends: 128
[2020-07-20 16:24:50,359 INFO  L226             Difference]: Without dead ends: 76
[2020-07-20 16:24:50,360 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 16:24:50,361 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 76 states.
[2020-07-20 16:24:50,368 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76.
[2020-07-20 16:24:50,368 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 76 states.
[2020-07-20 16:24:50,369 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 85 transitions.
[2020-07-20 16:24:50,370 INFO  L78                 Accepts]: Start accepts. Automaton has 76 states and 85 transitions. Word has length 52
[2020-07-20 16:24:50,370 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 16:24:50,370 INFO  L479      AbstractCegarLoop]: Abstraction has 76 states and 85 transitions.
[2020-07-20 16:24:50,370 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 16:24:50,371 INFO  L276                IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions.
[2020-07-20 16:24:50,372 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 56
[2020-07-20 16:24:50,372 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 16:24:50,373 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 16:24:50,587 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 16:24:50,588 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 16:24:50,588 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 16:24:50,588 INFO  L82        PathProgramCache]: Analyzing trace with hash -952018290, now seen corresponding path program 1 times
[2020-07-20 16:24:50,588 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 16:24:50,589 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1019150149]
[2020-07-20 16:24:50,589 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 16:24:51,004 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 16:24:51,004 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 16:24:51,008 INFO  L263         TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 14 conjunts are in the unsatisfiable core
[2020-07-20 16:24:51,013 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 16:24:51,073 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 16:24:51,073 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 16:24:51,074 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1019150149]
[2020-07-20 16:24:51,074 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 16:24:51,074 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-07-20 16:24:51,075 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733843150]
[2020-07-20 16:24:51,076 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-20 16:24:51,076 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 16:24:51,076 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-20 16:24:51,076 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2020-07-20 16:24:51,077 INFO  L87              Difference]: Start difference. First operand 76 states and 85 transitions. Second operand 6 states.
[2020-07-20 16:24:51,254 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 16:24:51,254 INFO  L93              Difference]: Finished difference Result 169 states and 202 transitions.
[2020-07-20 16:24:51,254 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2020-07-20 16:24:51,255 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 55
[2020-07-20 16:24:51,255 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 16:24:51,259 INFO  L225             Difference]: With dead ends: 169
[2020-07-20 16:24:51,259 INFO  L226             Difference]: Without dead ends: 117
[2020-07-20 16:24:51,260 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 16:24:51,261 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 117 states.
[2020-07-20 16:24:51,275 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117.
[2020-07-20 16:24:51,275 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 117 states.
[2020-07-20 16:24:51,276 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions.
[2020-07-20 16:24:51,277 INFO  L78                 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 55
[2020-07-20 16:24:51,277 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 16:24:51,277 INFO  L479      AbstractCegarLoop]: Abstraction has 117 states and 136 transitions.
[2020-07-20 16:24:51,277 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-20 16:24:51,278 INFO  L276                IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions.
[2020-07-20 16:24:51,279 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2020-07-20 16:24:51,279 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 16:24:51,279 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 16:24:51,492 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 16:24:51,493 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 16:24:51,493 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 16:24:51,494 INFO  L82        PathProgramCache]: Analyzing trace with hash -939297624, now seen corresponding path program 1 times
[2020-07-20 16:24:51,494 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 16:24:51,494 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [189920142]
[2020-07-20 16:24:51,495 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 16:24:51,803 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 16:24:51,803 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 16:24:51,808 INFO  L263         TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 3 conjunts are in the unsatisfiable core
[2020-07-20 16:24:51,812 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 16:24:51,832 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 16:24:51,832 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 16:24:51,832 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [189920142]
[2020-07-20 16:24:51,832 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 16:24:51,833 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 16:24:51,833 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755532746]
[2020-07-20 16:24:51,835 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 16:24:51,836 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 16:24:51,836 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 16:24:51,836 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 16:24:51,836 INFO  L87              Difference]: Start difference. First operand 117 states and 136 transitions. Second operand 3 states.
[2020-07-20 16:24:51,851 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 16:24:51,851 INFO  L93              Difference]: Finished difference Result 156 states and 183 transitions.
[2020-07-20 16:24:51,851 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 16:24:51,852 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 59
[2020-07-20 16:24:51,852 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 16:24:51,852 INFO  L225             Difference]: With dead ends: 156
[2020-07-20 16:24:51,852 INFO  L226             Difference]: Without dead ends: 0
[2020-07-20 16:24:51,854 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 57 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 16:24:51,854 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-20 16:24:51,854 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-20 16:24:51,855 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-20 16:24:51,855 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-20 16:24:51,855 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59
[2020-07-20 16:24:51,855 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 16:24:51,855 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-20 16:24:51,855 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 16:24:51,856 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-20 16:24:51,856 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-20 16:24:52,056 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 16:24:52,060 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-20 16:24:52,771 INFO  L268        CegarLoopResult]: For program point  L152(lines 152 156)  no Hoare annotation was computed.
[2020-07-20 16:24:52,772 INFO  L268        CegarLoopResult]: For program point  L152-1(lines 152 156)  no Hoare annotation was computed.
[2020-07-20 16:24:52,772 INFO  L268        CegarLoopResult]: For program point  L147(line 147)  no Hoare annotation was computed.
[2020-07-20 16:24:52,772 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 121 176)  no Hoare annotation was computed.
[2020-07-20 16:24:52,772 INFO  L268        CegarLoopResult]: For program point  L146-2(lines 146 167)  no Hoare annotation was computed.
[2020-07-20 16:24:52,772 INFO  L268        CegarLoopResult]: For program point  L168(lines 145 169)  no Hoare annotation was computed.
[2020-07-20 16:24:52,772 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 121 176)  no Hoare annotation was computed.
[2020-07-20 16:24:52,772 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 121 176)  no Hoare annotation was computed.
[2020-07-20 16:24:52,773 INFO  L268        CegarLoopResult]: For program point  L222(line 222)  no Hoare annotation was computed.
[2020-07-20 16:24:52,773 INFO  L268        CegarLoopResult]: For program point  L222-1(line 222)  no Hoare annotation was computed.
[2020-07-20 16:24:52,773 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 177 236)  no Hoare annotation was computed.
[2020-07-20 16:24:52,773 INFO  L268        CegarLoopResult]: For program point  L209(lines 209 213)  no Hoare annotation was computed.
[2020-07-20 16:24:52,773 INFO  L268        CegarLoopResult]: For program point  L209-1(lines 209 213)  no Hoare annotation was computed.
[2020-07-20 16:24:52,773 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 177 236)  no Hoare annotation was computed.
[2020-07-20 16:24:52,773 INFO  L268        CegarLoopResult]: For program point  L204(line 204)  no Hoare annotation was computed.
[2020-07-20 16:24:52,773 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 177 236)  no Hoare annotation was computed.
[2020-07-20 16:24:52,773 INFO  L268        CegarLoopResult]: For program point  L203-2(lines 203 228)  no Hoare annotation was computed.
[2020-07-20 16:24:52,774 INFO  L268        CegarLoopResult]: For program point  L229(lines 202 230)  no Hoare annotation was computed.
[2020-07-20 16:24:52,774 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 852 858)  the Hoare annotation is:  true
[2020-07-20 16:24:52,774 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 852 858)  no Hoare annotation was computed.
[2020-07-20 16:24:52,774 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 859 867)  no Hoare annotation was computed.
[2020-07-20 16:24:52,774 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 859 867)  the Hoare annotation is:  true
[2020-07-20 16:24:52,774 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 859 867)  no Hoare annotation was computed.
[2020-07-20 16:24:52,775 INFO  L271        CegarLoopResult]: At program point  __utac_acc__Specification4_spec__1ENTRY(lines 43 67)  the Hoare annotation is:  true
[2020-07-20 16:24:52,775 INFO  L264        CegarLoopResult]: At program point  L57(line 57)  the Hoare annotation is:  (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)))
[2020-07-20 16:24:52,775 INFO  L268        CegarLoopResult]: For program point  L55(lines 55 61)  no Hoare annotation was computed.
[2020-07-20 16:24:52,775 INFO  L264        CegarLoopResult]: At program point  L53(line 53)  the Hoare annotation is:  (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)))
[2020-07-20 16:24:52,775 INFO  L268        CegarLoopResult]: For program point  L53-1(line 53)  no Hoare annotation was computed.
[2020-07-20 16:24:52,775 INFO  L268        CegarLoopResult]: For program point  L51(lines 51 64)  no Hoare annotation was computed.
[2020-07-20 16:24:52,775 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification4_spec__1EXIT(lines 43 67)  no Hoare annotation was computed.
[2020-07-20 16:24:52,775 INFO  L268        CegarLoopResult]: For program point  L51-1(lines 43 67)  no Hoare annotation was computed.
[2020-07-20 16:24:52,775 INFO  L271        CegarLoopResult]: At program point  L49(line 49)  the Hoare annotation is:  true
[2020-07-20 16:24:52,776 INFO  L268        CegarLoopResult]: For program point  L49-1(line 49)  no Hoare annotation was computed.
[2020-07-20 16:24:52,776 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 524 546)  the Hoare annotation is:  (or (and (<= 1 ~waterLevel~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 16:24:52,776 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 524 546)  no Hoare annotation was computed.
[2020-07-20 16:24:52,776 INFO  L264        CegarLoopResult]: At program point  L536(line 536)  the Hoare annotation is:  (or (and (<= 1 ~waterLevel~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 16:24:52,776 INFO  L264        CegarLoopResult]: At program point  L536-1(line 536)  the Hoare annotation is:  (or (and (<= 1 ~waterLevel~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 16:24:52,776 INFO  L268        CegarLoopResult]: For program point  L534(lines 534 541)  no Hoare annotation was computed.
[2020-07-20 16:24:52,776 INFO  L268        CegarLoopResult]: For program point  L534-1(lines 534 541)  no Hoare annotation was computed.
[2020-07-20 16:24:52,776 INFO  L268        CegarLoopResult]: For program point  L532(line 532)  no Hoare annotation was computed.
[2020-07-20 16:24:52,777 INFO  L264        CegarLoopResult]: At program point  L531(line 531)  the Hoare annotation is:  (or (and (<= 1 ~waterLevel~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 16:24:52,777 INFO  L264        CegarLoopResult]: At program point  L530(line 530)  the Hoare annotation is:  (or (and (<= 1 ~waterLevel~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 16:24:52,777 INFO  L264        CegarLoopResult]: At program point  L530-1(line 530)  the Hoare annotation is:  (or (and (<= 1 ~waterLevel~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 16:24:52,777 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 524 546)  no Hoare annotation was computed.
[2020-07-20 16:24:52,777 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 479 502)  no Hoare annotation was computed.
[2020-07-20 16:24:52,777 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 479 502)  no Hoare annotation was computed.
[2020-07-20 16:24:52,778 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 479 502)  no Hoare annotation was computed.
[2020-07-20 16:24:52,778 INFO  L268        CegarLoopResult]: For program point  L497(line 497)  no Hoare annotation was computed.
[2020-07-20 16:24:52,778 INFO  L268        CegarLoopResult]: For program point  L496(line 496)  no Hoare annotation was computed.
[2020-07-20 16:24:52,778 INFO  L268        CegarLoopResult]: For program point  L495(line 495)  no Hoare annotation was computed.
[2020-07-20 16:24:52,778 INFO  L268        CegarLoopResult]: For program point  L494(line 494)  no Hoare annotation was computed.
[2020-07-20 16:24:52,778 INFO  L268        CegarLoopResult]: For program point  L493(line 493)  no Hoare annotation was computed.
[2020-07-20 16:24:52,778 INFO  L268        CegarLoopResult]: For program point  L492(line 492)  no Hoare annotation was computed.
[2020-07-20 16:24:52,778 INFO  L268        CegarLoopResult]: For program point  L491(line 491)  no Hoare annotation was computed.
[2020-07-20 16:24:52,779 INFO  L268        CegarLoopResult]: For program point  L490(line 490)  no Hoare annotation was computed.
[2020-07-20 16:24:52,779 INFO  L268        CegarLoopResult]: For program point  L489(line 489)  no Hoare annotation was computed.
[2020-07-20 16:24:52,779 INFO  L268        CegarLoopResult]: For program point  L488(line 488)  no Hoare annotation was computed.
[2020-07-20 16:24:52,779 INFO  L268        CegarLoopResult]: For program point  L487(line 487)  no Hoare annotation was computed.
[2020-07-20 16:24:52,779 INFO  L268        CegarLoopResult]: For program point  L486(line 486)  no Hoare annotation was computed.
[2020-07-20 16:24:52,779 INFO  L268        CegarLoopResult]: For program point  L485(line 485)  no Hoare annotation was computed.
[2020-07-20 16:24:52,779 INFO  L268        CegarLoopResult]: For program point  L484(line 484)  no Hoare annotation was computed.
[2020-07-20 16:24:52,779 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseEXIT(lines 588 595)  no Hoare annotation was computed.
[2020-07-20 16:24:52,780 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseENTRY(lines 588 595)  no Hoare annotation was computed.
[2020-07-20 16:24:52,780 INFO  L268        CegarLoopResult]: For program point  activatePump__wrappee__baseFINAL(lines 588 595)  no Hoare annotation was computed.
[2020-07-20 16:24:52,780 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 633 641)  no Hoare annotation was computed.
[2020-07-20 16:24:52,780 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 633 641)  the Hoare annotation is:  true
[2020-07-20 16:24:52,780 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 633 641)  no Hoare annotation was computed.
[2020-07-20 16:24:52,780 INFO  L268        CegarLoopResult]: For program point  L672(line 672)  no Hoare annotation was computed.
[2020-07-20 16:24:52,780 INFO  L268        CegarLoopResult]: For program point  L672-1(line 672)  no Hoare annotation was computed.
[2020-07-20 16:24:52,781 INFO  L268        CegarLoopResult]: For program point  L661(lines 661 669)  no Hoare annotation was computed.
[2020-07-20 16:24:52,781 INFO  L268        CegarLoopResult]: For program point  L661-2(lines 661 669)  no Hoare annotation was computed.
[2020-07-20 16:24:52,781 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 642 677)  no Hoare annotation was computed.
[2020-07-20 16:24:52,781 INFO  L268        CegarLoopResult]: For program point  L649(lines 649 657)  no Hoare annotation was computed.
[2020-07-20 16:24:52,781 INFO  L268        CegarLoopResult]: For program point  L649-2(lines 649 657)  no Hoare annotation was computed.
[2020-07-20 16:24:52,781 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 642 677)  no Hoare annotation was computed.
[2020-07-20 16:24:52,781 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 642 677)  no Hoare annotation was computed.
[2020-07-20 16:24:52,782 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 845 851)  no Hoare annotation was computed.
[2020-07-20 16:24:52,782 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 845 851)  the Hoare annotation is:  true
[2020-07-20 16:24:52,782 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 75 120)  no Hoare annotation was computed.
[2020-07-20 16:24:52,782 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 75 120)  no Hoare annotation was computed.
[2020-07-20 16:24:52,782 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 75 120)  no Hoare annotation was computed.
[2020-07-20 16:24:52,782 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 388 433)  no Hoare annotation was computed.
[2020-07-20 16:24:52,782 INFO  L268        CegarLoopResult]: For program point  L408(lines 408 415)  no Hoare annotation was computed.
[2020-07-20 16:24:52,782 INFO  L268        CegarLoopResult]: For program point  L402(lines 402 422)  no Hoare annotation was computed.
[2020-07-20 16:24:52,783 INFO  L268        CegarLoopResult]: For program point  L402-1(lines 402 422)  no Hoare annotation was computed.
[2020-07-20 16:24:52,783 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 388 433)  no Hoare annotation was computed.
[2020-07-20 16:24:52,783 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 388 433)  no Hoare annotation was computed.
[2020-07-20 16:24:52,783 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 511 520)  the Hoare annotation is:  (or (and (<= 1 ~waterLevel~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 16:24:52,783 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 511 520)  no Hoare annotation was computed.
[2020-07-20 16:24:52,783 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 511 520)  no Hoare annotation was computed.
[2020-07-20 16:24:52,783 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmENTRY(lines 622 632)  no Hoare annotation was computed.
[2020-07-20 16:24:52,784 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 622 632)  no Hoare annotation was computed.
[2020-07-20 16:24:52,784 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 622 632)  no Hoare annotation was computed.
[2020-07-20 16:24:52,784 INFO  L268        CegarLoopResult]: For program point  L627(line 627)  no Hoare annotation was computed.
[2020-07-20 16:24:52,784 INFO  L268        CegarLoopResult]: For program point  L627-1(line 627)  no Hoare annotation was computed.
[2020-07-20 16:24:52,784 INFO  L268        CegarLoopResult]: For program point  deactivatePumpENTRY(lines 614 621)  no Hoare annotation was computed.
[2020-07-20 16:24:52,784 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 614 621)  no Hoare annotation was computed.
[2020-07-20 16:24:52,784 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 614 621)  no Hoare annotation was computed.
[2020-07-20 16:24:52,784 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 581 587)  no Hoare annotation was computed.
[2020-07-20 16:24:52,785 INFO  L271        CegarLoopResult]: At program point  processEnvironmentFINAL(lines 581 587)  the Hoare annotation is:  true
[2020-07-20 16:24:52,785 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 687 752)  the Hoare annotation is:  (or (and (<= 1 ~waterLevel~0) (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 16:24:52,785 INFO  L268        CegarLoopResult]: For program point  L735(lines 735 739)  no Hoare annotation was computed.
[2020-07-20 16:24:52,785 INFO  L264        CegarLoopResult]: At program point  L735-2(lines 727 740)  the Hoare annotation is:  (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (<= 1 ~waterLevel~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)))
[2020-07-20 16:24:52,785 INFO  L268        CegarLoopResult]: For program point  L698(lines 697 744)  no Hoare annotation was computed.
[2020-07-20 16:24:52,786 INFO  L264        CegarLoopResult]: At program point  L729(line 729)  the Hoare annotation is:  (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (<= 1 ~waterLevel~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)))
[2020-07-20 16:24:52,786 INFO  L268        CegarLoopResult]: For program point  L727(lines 727 740)  no Hoare annotation was computed.
[2020-07-20 16:24:52,786 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 687 752)  no Hoare annotation was computed.
[2020-07-20 16:24:52,786 INFO  L264        CegarLoopResult]: At program point  L719(line 719)  the Hoare annotation is:  (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (<= 1 ~waterLevel~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)))
[2020-07-20 16:24:52,786 INFO  L268        CegarLoopResult]: For program point  L717(lines 717 723)  no Hoare annotation was computed.
[2020-07-20 16:24:52,786 INFO  L268        CegarLoopResult]: For program point  L717-1(lines 717 723)  no Hoare annotation was computed.
[2020-07-20 16:24:52,786 INFO  L264        CegarLoopResult]: At program point  L742(lines 697 744)  the Hoare annotation is:  (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (<= 1 ~waterLevel~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)))
[2020-07-20 16:24:52,787 INFO  L264        CegarLoopResult]: At program point  L709(line 709)  the Hoare annotation is:  (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (<= 1 ~waterLevel~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)))
[2020-07-20 16:24:52,787 INFO  L268        CegarLoopResult]: For program point  L707(lines 707 713)  no Hoare annotation was computed.
[2020-07-20 16:24:52,787 INFO  L268        CegarLoopResult]: For program point  L707-1(lines 707 713)  no Hoare annotation was computed.
[2020-07-20 16:24:52,787 INFO  L268        CegarLoopResult]: For program point  L699(lines 699 703)  no Hoare annotation was computed.
[2020-07-20 16:24:52,787 INFO  L264        CegarLoopResult]: At program point  L745(lines 696 746)  the Hoare annotation is:  (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 16:24:52,787 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 687 752)  no Hoare annotation was computed.
[2020-07-20 16:24:52,787 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 342 387)  no Hoare annotation was computed.
[2020-07-20 16:24:52,787 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 342 387)  no Hoare annotation was computed.
[2020-07-20 16:24:52,788 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 342 387)  no Hoare annotation was computed.
[2020-07-20 16:24:52,788 INFO  L268        CegarLoopResult]: For program point  L362(lines 362 369)  no Hoare annotation was computed.
[2020-07-20 16:24:52,788 INFO  L268        CegarLoopResult]: For program point  L356(lines 356 376)  no Hoare annotation was computed.
[2020-07-20 16:24:52,788 INFO  L268        CegarLoopResult]: For program point  L356-1(lines 356 376)  no Hoare annotation was computed.
[2020-07-20 16:24:52,788 INFO  L268        CegarLoopResult]: For program point  L809(lines 809 817)  no Hoare annotation was computed.
[2020-07-20 16:24:52,788 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 801 823)  no Hoare annotation was computed.
[2020-07-20 16:24:52,788 INFO  L268        CegarLoopResult]: For program point  L809-2(lines 809 817)  no Hoare annotation was computed.
[2020-07-20 16:24:52,788 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 801 823)  no Hoare annotation was computed.
[2020-07-20 16:24:52,789 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 801 823)  no Hoare annotation was computed.
[2020-07-20 16:24:52,789 INFO  L268        CegarLoopResult]: For program point  L289(lines 288 308)  no Hoare annotation was computed.
[2020-07-20 16:24:52,789 INFO  L268        CegarLoopResult]: For program point  L320(line 320)  no Hoare annotation was computed.
[2020-07-20 16:24:52,789 INFO  L268        CegarLoopResult]: For program point  L320-1(line 320)  no Hoare annotation was computed.
[2020-07-20 16:24:52,789 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 239 341)  no Hoare annotation was computed.
[2020-07-20 16:24:52,789 INFO  L268        CegarLoopResult]: For program point  L285(lines 285 326)  no Hoare annotation was computed.
[2020-07-20 16:24:52,789 INFO  L268        CegarLoopResult]: For program point  L304(line 304)  no Hoare annotation was computed.
[2020-07-20 16:24:52,789 INFO  L268        CegarLoopResult]: For program point  L304-1(line 304)  no Hoare annotation was computed.
[2020-07-20 16:24:52,790 INFO  L268        CegarLoopResult]: For program point  L263(lines 263 267)  no Hoare annotation was computed.
[2020-07-20 16:24:52,790 INFO  L268        CegarLoopResult]: For program point  L327(lines 327 338)  no Hoare annotation was computed.
[2020-07-20 16:24:52,790 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 239 341)  no Hoare annotation was computed.
[2020-07-20 16:24:52,790 INFO  L268        CegarLoopResult]: For program point  L290(lines 290 294)  no Hoare annotation was computed.
[2020-07-20 16:24:52,790 INFO  L268        CegarLoopResult]: For program point  L288-2(lines 288 308)  no Hoare annotation was computed.
[2020-07-20 16:24:52,790 INFO  L268        CegarLoopResult]: For program point  L309(lines 287 310)  no Hoare annotation was computed.
[2020-07-20 16:24:52,790 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 239 341)  no Hoare annotation was computed.
[2020-07-20 16:24:52,791 INFO  L268        CegarLoopResult]: For program point  L268(lines 268 284)  no Hoare annotation was computed.
[2020-07-20 16:24:52,791 INFO  L268        CegarLoopResult]: For program point  L328(lines 328 335)  no Hoare annotation was computed.
[2020-07-20 16:24:52,791 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 835 844)  no Hoare annotation was computed.
[2020-07-20 16:24:52,791 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 835 844)  no Hoare annotation was computed.
[2020-07-20 16:24:52,791 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 835 844)  no Hoare annotation was computed.
[2020-07-20 16:24:52,791 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-07-20 16:24:52,791 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  true
[2020-07-20 16:24:52,791 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-07-20 16:24:52,792 INFO  L268        CegarLoopResult]: For program point  L608(line 608)  no Hoare annotation was computed.
[2020-07-20 16:24:52,792 INFO  L268        CegarLoopResult]: For program point  L608-1(lines 597 613)  no Hoare annotation was computed.
[2020-07-20 16:24:52,792 INFO  L268        CegarLoopResult]: For program point  L604(lines 604 610)  no Hoare annotation was computed.
[2020-07-20 16:24:52,792 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 597 613)  no Hoare annotation was computed.
[2020-07-20 16:24:52,792 INFO  L268        CegarLoopResult]: For program point  L602(line 602)  no Hoare annotation was computed.
[2020-07-20 16:24:52,792 INFO  L268        CegarLoopResult]: For program point  L602-1(line 602)  no Hoare annotation was computed.
[2020-07-20 16:24:52,792 INFO  L268        CegarLoopResult]: For program point  activatePumpENTRY(lines 597 613)  no Hoare annotation was computed.
[2020-07-20 16:24:52,793 INFO  L271        CegarLoopResult]: At program point  getWaterLevelENTRY(lines 824 832)  the Hoare annotation is:  true
[2020-07-20 16:24:52,793 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 824 832)  no Hoare annotation was computed.
[2020-07-20 16:24:52,793 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 824 832)  no Hoare annotation was computed.
[2020-07-20 16:24:52,793 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-07-20 16:24:52,793 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-07-20 16:24:52,793 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-07-20 16:24:52,793 INFO  L268        CegarLoopResult]: For program point  L784-1(lines 780 791)  no Hoare annotation was computed.
[2020-07-20 16:24:52,793 INFO  L271        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 780 791)  the Hoare annotation is:  true
[2020-07-20 16:24:52,793 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 780 791)  no Hoare annotation was computed.
[2020-07-20 16:24:52,794 INFO  L264        CegarLoopResult]: At program point  L570(line 570)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)))
[2020-07-20 16:24:52,794 INFO  L264        CegarLoopResult]: At program point  L568(lines 568 574)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)))
[2020-07-20 16:24:52,794 INFO  L264        CegarLoopResult]: At program point  L563(line 563)  the Hoare annotation is:  (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 ~systemActive~0)))
[2020-07-20 16:24:52,794 INFO  L268        CegarLoopResult]: For program point  L561(lines 560 579)  no Hoare annotation was computed.
[2020-07-20 16:24:52,794 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 557 580)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)))
[2020-07-20 16:24:52,794 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 557 580)  no Hoare annotation was computed.
[2020-07-20 16:24:52,794 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 557 580)  no Hoare annotation was computed.
[2020-07-20 16:24:52,795 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 446 475)  no Hoare annotation was computed.
[2020-07-20 16:24:52,795 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 446 475)  the Hoare annotation is:  true
[2020-07-20 16:24:52,795 INFO  L271        CegarLoopResult]: At program point  L471(lines 446 475)  the Hoare annotation is:  true
[2020-07-20 16:24:52,795 INFO  L268        CegarLoopResult]: For program point  L467(line 467)  no Hoare annotation was computed.
[2020-07-20 16:24:52,795 INFO  L268        CegarLoopResult]: For program point  L460(lines 460 464)  no Hoare annotation was computed.
[2020-07-20 16:24:52,795 INFO  L271        CegarLoopResult]: At program point  L460-1(lines 460 464)  the Hoare annotation is:  true
[2020-07-20 16:24:52,795 INFO  L268        CegarLoopResult]: For program point  L457(line 457)  no Hoare annotation was computed.
[2020-07-20 16:24:52,795 INFO  L271        CegarLoopResult]: At program point  L456-2(lines 456 470)  the Hoare annotation is:  true
[2020-07-20 16:24:52,796 INFO  L271        CegarLoopResult]: At program point  L452(line 452)  the Hoare annotation is:  true
[2020-07-20 16:24:52,796 INFO  L268        CegarLoopResult]: For program point  L452-1(line 452)  no Hoare annotation was computed.
[2020-07-20 16:24:52,796 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalENTRY(lines 792 800)  no Hoare annotation was computed.
[2020-07-20 16:24:52,796 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 792 800)  no Hoare annotation was computed.
[2020-07-20 16:24:52,796 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 792 800)  no Hoare annotation was computed.
[2020-07-20 16:24:52,796 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 756 767)  the Hoare annotation is:  true
[2020-07-20 16:24:52,796 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 756 767)  no Hoare annotation was computed.
[2020-07-20 16:24:52,796 INFO  L268        CegarLoopResult]: For program point  L760-1(lines 756 767)  no Hoare annotation was computed.
[2020-07-20 16:24:52,796 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 503 509)  no Hoare annotation was computed.
[2020-07-20 16:24:52,797 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 503 509)  the Hoare annotation is:  true
[2020-07-20 16:24:52,797 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-07-20 16:24:52,797 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0))
[2020-07-20 16:24:52,797 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-07-20 16:24:52,797 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-07-20 16:24:52,797 INFO  L268        CegarLoopResult]: For program point  startSystemEXIT(lines 678 685)  no Hoare annotation was computed.
[2020-07-20 16:24:52,797 INFO  L264        CegarLoopResult]: At program point  startSystemENTRY(lines 678 685)  the Hoare annotation is:  (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 16:24:52,797 INFO  L268        CegarLoopResult]: For program point  startSystemFINAL(lines 678 685)  no Hoare annotation was computed.
[2020-07-20 16:24:52,798 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 768 779)  no Hoare annotation was computed.
[2020-07-20 16:24:52,798 INFO  L264        CegarLoopResult]: At program point  waterRiseENTRY(lines 768 779)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|)))
[2020-07-20 16:24:52,798 INFO  L268        CegarLoopResult]: For program point  L772-1(lines 768 779)  no Hoare annotation was computed.
[2020-07-20 16:24:52,798 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 435 442)  no Hoare annotation was computed.
[2020-07-20 16:24:52,798 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439)  no Hoare annotation was computed.
[2020-07-20 16:24:52,798 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 435 442)  the Hoare annotation is:  true
[2020-07-20 16:24:52,799 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 435 442)  no Hoare annotation was computed.
[2020-07-20 16:24:52,814 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:24:52 BoogieIcfgContainer
[2020-07-20 16:24:52,814 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-20 16:24:52,817 INFO  L168              Benchmark]: Toolchain (without parser) took 6681.47 ms. Allocated memory was 146.3 MB in the beginning and 276.3 MB in the end (delta: 130.0 MB). Free memory was 102.8 MB in the beginning and 158.0 MB in the end (delta: -55.3 MB). Peak memory consumption was 108.2 MB. Max. memory is 7.1 GB.
[2020-07-20 16:24:52,818 INFO  L168              Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-07-20 16:24:52,819 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 627.61 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 102.3 MB in the beginning and 175.9 MB in the end (delta: -73.6 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB.
[2020-07-20 16:24:52,820 INFO  L168              Benchmark]: Boogie Preprocessor took 124.97 ms. Allocated memory is still 205.0 MB. Free memory was 175.9 MB in the beginning and 171.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB.
[2020-07-20 16:24:52,821 INFO  L168              Benchmark]: RCFGBuilder took 1199.29 ms. Allocated memory was 205.0 MB in the beginning and 236.5 MB in the end (delta: 31.5 MB). Free memory was 171.9 MB in the beginning and 201.9 MB in the end (delta: -30.0 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB.
[2020-07-20 16:24:52,822 INFO  L168              Benchmark]: TraceAbstraction took 4723.62 ms. Allocated memory was 236.5 MB in the beginning and 276.3 MB in the end (delta: 39.8 MB). Free memory was 201.9 MB in the beginning and 158.0 MB in the end (delta: 43.8 MB). Peak memory consumption was 117.1 MB. Max. memory is 7.1 GB.
[2020-07-20 16:24:52,826 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 627.61 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 102.3 MB in the beginning and 175.9 MB in the end (delta: -73.6 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 124.97 ms. Allocated memory is still 205.0 MB. Free memory was 175.9 MB in the beginning and 171.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1199.29 ms. Allocated memory was 205.0 MB in the beginning and 236.5 MB in the end (delta: 31.5 MB). Free memory was 171.9 MB in the beginning and 201.9 MB in the end (delta: -30.0 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 4723.62 ms. Allocated memory was 236.5 MB in the beginning and 276.3 MB in the end (delta: 39.8 MB). Free memory was 201.9 MB in the beginning and 158.0 MB in the end (delta: 43.8 MB). Peak memory consumption was 117.1 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 439]: 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: 696]: Loop Invariant
    Derived loop invariant: (!(0 == pumpRunning) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive))
  - InvariantResult [Line: 456]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 446]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 697]: Loop Invariant
    Derived loop invariant: ((!(0 == pumpRunning) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive))) || ((1 <= waterLevel && splverifierCounter <= 0) && 1 <= systemActive)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 36 procedures, 205 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 435 SDtfs, 124 SDslu, 360 SDs, 0 SdLazy, 63 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 256 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=128occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 147 PreInvPairs, 155 NumberOfFragments, 436 HoareAnnotationTreeSize, 147 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 272 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 259 NumberOfCodeBlocks, 224 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 25794 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3152 ConjunctsInSsa, 28 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...