/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 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c


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


This is Ultimate 0.1.25-d623d84
[2020-07-21 15:39:25,015 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-07-21 15:39:25,018 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-21 15:39:25,036 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-21 15:39:25,037 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-21 15:39:25,039 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-21 15:39:25,040 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-21 15:39:25,051 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-21 15:39:25,056 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-21 15:39:25,059 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-21 15:39:25,060 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-07-21 15:39:25,062 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-21 15:39:25,062 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-21 15:39:25,064 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-21 15:39:25,066 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-21 15:39:25,067 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-21 15:39:25,069 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-21 15:39:25,070 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-21 15:39:25,071 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-21 15:39:25,076 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-21 15:39:25,081 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-21 15:39:25,086 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-21 15:39:25,087 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-07-21 15:39:25,088 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-21 15:39:25,091 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-21 15:39:25,091 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-07-21 15:39:25,091 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-21 15:39:25,094 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-21 15:39:25,094 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-21 15:39:25,096 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-21 15:39:25,097 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-07-21 15:39:25,098 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-07-21 15:39:25,099 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-07-21 15:39:25,099 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-07-21 15:39:25,101 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-07-21 15:39:25,101 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-07-21 15:39:25,101 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-07-21 15:39:25,102 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-07-21 15:39:25,102 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-07-21 15:39:25,103 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-07-21 15:39:25,104 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-07-21 15:39:25,105 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-07-21 15:39:25,143 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-07-21 15:39:25,144 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-21 15:39:25,146 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-21 15:39:25,146 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-07-21 15:39:25,146 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-07-21 15:39:25,147 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-21 15:39:25,147 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-07-21 15:39:25,147 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-07-21 15:39:25,147 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-07-21 15:39:25,150 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-07-21 15:39:25,151 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-07-21 15:39:25,151 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-21 15:39:25,151 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-07-21 15:39:25,151 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-07-21 15:39:25,151 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-07-21 15:39:25,152 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-07-21 15:39:25,152 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-07-21 15:39:25,152 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-21 15:39:25,152 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-07-21 15:39:25,152 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-07-21 15:39:25,153 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-07-21 15:39:25,153 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-21 15:39:25,153 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-21 15:39:25,154 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-07-21 15:39:25,155 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-21 15:39:25,155 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-07-21 15:39:25,155 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:25,155 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-21 15:39:25,155 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-07-21 15:39:25,156 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 -> 2
[2020-07-21 15:39:25,461 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-21 15:39:25,480 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-21 15:39:25,483 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-21 15:39:25,484 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-07-21 15:39:25,485 INFO  L275        PluginConnector]: CDTParser initialized
[2020-07-21 15:39:25,485 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c
[2020-07-21 15:39:25,545 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/362623b68/bbec49739d7548d189824eb19bad16f5/FLAGc3a8eac49
[2020-07-21 15:39:26,067 INFO  L306              CDTParser]: Found 1 translation units.
[2020-07-21 15:39:26,068 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c
[2020-07-21 15:39:26,081 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/362623b68/bbec49739d7548d189824eb19bad16f5/FLAGc3a8eac49
[2020-07-21 15:39:26,374 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/362623b68/bbec49739d7548d189824eb19bad16f5
[2020-07-21 15:39:26,382 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-21 15:39:26,385 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-21 15:39:26,386 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-21 15:39:26,386 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-21 15:39:26,390 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-21 15:39:26,391 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:39:26" (1/1) ...
[2020-07-21 15:39:26,394 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e98d2fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:26, skipping insertion in model container
[2020-07-21 15:39:26,394 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:39:26" (1/1) ...
[2020-07-21 15:39:26,401 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-07-21 15:39:26,446 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-07-21 15:39:26,858 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-21 15:39:26,870 INFO  L203         MainTranslator]: Completed pre-run
[2020-07-21 15:39:26,950 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-21 15:39:26,983 INFO  L208         MainTranslator]: Completed translation
[2020-07-21 15:39:26,983 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:26 WrapperNode
[2020-07-21 15:39:26,983 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-21 15:39:26,984 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-21 15:39:26,984 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-21 15:39:26,984 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-07-21 15:39:27,000 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:26" (1/1) ...
[2020-07-21 15:39:27,000 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:26" (1/1) ...
[2020-07-21 15:39:27,028 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:26" (1/1) ...
[2020-07-21 15:39:27,029 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:26" (1/1) ...
[2020-07-21 15:39:27,075 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:26" (1/1) ...
[2020-07-21 15:39:27,093 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:26" (1/1) ...
[2020-07-21 15:39:27,101 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:26" (1/1) ...
[2020-07-21 15:39:27,121 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-21 15:39:27,121 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-21 15:39:27,122 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-07-21 15:39:27,122 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-07-21 15:39:27,127 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:26" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-21 15:39:27,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-21 15:39:27,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-21 15:39:27,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-07-21 15:39:27,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1
[2020-07-21 15:39:27,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-07-21 15:39:27,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-07-21 15:39:27,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-07-21 15:39:27,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-07-21 15:39:27,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-07-21 15:39:27,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-07-21 15:39:27,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-07-21 15:39:27,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-07-21 15:39:27,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-07-21 15:39:27,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-07-21 15:39:27,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-07-21 15:39:27,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-07-21 15:39:27,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-07-21 15:39:27,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-07-21 15:39:27,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-07-21 15:39:27,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-07-21 15:39:27,205 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-07-21 15:39:27,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-07-21 15:39:27,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-07-21 15:39:27,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-07-21 15:39:27,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterLevel
[2020-07-21 15:39:27,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-07-21 15:39:27,206 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-07-21 15:39:27,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-07-21 15:39:27,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-07-21 15:39:27,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-07-21 15:39:27,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-07-21 15:39:27,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry
[2020-07-21 15:39:27,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-07-21 15:39:27,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-07-21 15:39:27,208 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-07-21 15:39:27,208 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-07-21 15:39:27,208 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-07-21 15:39:27,208 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-21 15:39:27,209 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-21 15:39:27,209 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-07-21 15:39:27,209 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-07-21 15:39:27,209 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-07-21 15:39:27,209 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-07-21 15:39:27,209 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1
[2020-07-21 15:39:27,210 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-07-21 15:39:27,210 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-07-21 15:39:27,210 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-07-21 15:39:27,210 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-07-21 15:39:27,210 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-07-21 15:39:27,211 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-07-21 15:39:27,211 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-07-21 15:39:27,211 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-07-21 15:39:27,211 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-07-21 15:39:27,211 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-07-21 15:39:27,212 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-07-21 15:39:27,212 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-07-21 15:39:27,212 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-07-21 15:39:27,212 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-07-21 15:39:27,212 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-07-21 15:39:27,212 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-07-21 15:39:27,213 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-07-21 15:39:27,213 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-07-21 15:39:27,213 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-07-21 15:39:27,213 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-07-21 15:39:27,213 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-07-21 15:39:27,213 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-07-21 15:39:27,214 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-07-21 15:39:27,214 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-07-21 15:39:27,214 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-07-21 15:39:27,214 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-07-21 15:39:27,214 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-07-21 15:39:27,214 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-07-21 15:39:27,215 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-07-21 15:39:27,215 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-07-21 15:39:27,215 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-07-21 15:39:27,215 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-07-21 15:39:27,215 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry
[2020-07-21 15:39:27,215 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-07-21 15:39:27,215 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-07-21 15:39:27,216 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-07-21 15:39:27,216 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-07-21 15:39:27,216 INFO  L130     BoogieDeclarations]: Found specification of procedure isLowWaterLevel
[2020-07-21 15:39:27,216 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-07-21 15:39:27,216 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-07-21 15:39:27,216 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-07-21 15:39:27,217 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-21 15:39:27,217 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-07-21 15:39:27,217 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-21 15:39:28,335 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-21 15:39:28,335 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-07-21 15:39:28,343 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:39:28 BoogieIcfgContainer
[2020-07-21 15:39:28,343 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-21 15:39:28,344 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-21 15:39:28,344 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-07-21 15:39:28,347 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-07-21 15:39:28,348 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 03:39:26" (1/3) ...
[2020-07-21 15:39:28,349 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f90f987 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:39:28, skipping insertion in model container
[2020-07-21 15:39:28,349 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:39:26" (2/3) ...
[2020-07-21 15:39:28,350 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f90f987 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:39:28, skipping insertion in model container
[2020-07-21 15:39:28,350 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:39:28" (3/3) ...
[2020-07-21 15:39:28,352 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c
[2020-07-21 15:39:28,362 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-21 15:39:28,369 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-21 15:39:28,380 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-21 15:39:28,414 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-07-21 15:39:28,414 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-07-21 15:39:28,414 INFO  L377      AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-21 15:39:28,414 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-21 15:39:28,415 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-21 15:39:28,415 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-07-21 15:39:28,415 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-21 15:39:28,415 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-21 15:39:28,438 INFO  L276                IsEmpty]: Start isEmpty. Operand 150 states.
[2020-07-21 15:39:28,446 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2020-07-21 15:39:28,447 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-21 15:39:28,448 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]
[2020-07-21 15:39:28,449 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 15:39:28,455 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 15:39:28,455 INFO  L82        PathProgramCache]: Analyzing trace with hash -697118378, now seen corresponding path program 1 times
[2020-07-21 15:39:28,465 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 15:39:28,465 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1934882938]
[2020-07-21 15:39:28,466 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:28,969 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s)
[2020-07-21 15:39:28,970 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 15:39:28,976 INFO  L263         TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 1 conjunts are in the unsatisfiable core
[2020-07-21 15:39:28,993 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 15:39:29,031 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 15:39:29,032 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 15:39:29,034 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1934882938]
[2020-07-21 15:39:29,035 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 15:39:29,035 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-07-21 15:39:29,036 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764769708]
[2020-07-21 15:39:29,041 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 2 states
[2020-07-21 15:39:29,042 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 15:39:29,056 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2020-07-21 15:39:29,057 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-07-21 15:39:29,059 INFO  L87              Difference]: Start difference. First operand 150 states. Second operand 2 states.
[2020-07-21 15:39:29,099 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 15:39:29,100 INFO  L93              Difference]: Finished difference Result 208 states and 259 transitions.
[2020-07-21 15:39:29,100 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2020-07-21 15:39:29,101 INFO  L78                 Accepts]: Start accepts. Automaton has 2 states. Word has length 46
[2020-07-21 15:39:29,102 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 15:39:29,111 INFO  L225             Difference]: With dead ends: 208
[2020-07-21 15:39:29,111 INFO  L226             Difference]: Without dead ends: 104
[2020-07-21 15:39:29,115 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
[2020-07-21 15:39:29,133 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 104 states.
[2020-07-21 15:39:29,163 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104.
[2020-07-21 15:39:29,165 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 104 states.
[2020-07-21 15:39:29,167 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions.
[2020-07-21 15:39:29,169 INFO  L78                 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46
[2020-07-21 15:39:29,170 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-21 15:39:29,170 INFO  L479      AbstractCegarLoop]: Abstraction has 104 states and 121 transitions.
[2020-07-21 15:39:29,170 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 2 states.
[2020-07-21 15:39:29,170 INFO  L276                IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions.
[2020-07-21 15:39:29,174 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2020-07-21 15:39:29,174 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-21 15:39:29,174 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]
[2020-07-21 15:39:29,388 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:29,388 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 15:39:29,388 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 15:39:29,389 INFO  L82        PathProgramCache]: Analyzing trace with hash -133554589, now seen corresponding path program 1 times
[2020-07-21 15:39:29,389 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 15:39:29,389 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [379008489]
[2020-07-21 15:39:29,389 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:29,697 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s)
[2020-07-21 15:39:29,697 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 15:39:29,700 INFO  L263         TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 2 conjunts are in the unsatisfiable core
[2020-07-21 15:39:29,704 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 15:39:29,744 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 15:39:29,744 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 15:39:29,744 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [379008489]
[2020-07-21 15:39:29,745 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 15:39:29,745 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-21 15:39:29,745 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420617257]
[2020-07-21 15:39:29,750 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-21 15:39:29,751 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 15:39:29,751 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-21 15:39:29,751 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-21 15:39:29,752 INFO  L87              Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 3 states.
[2020-07-21 15:39:29,787 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 15:39:29,787 INFO  L93              Difference]: Finished difference Result 184 states and 221 transitions.
[2020-07-21 15:39:29,788 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-21 15:39:29,788 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 47
[2020-07-21 15:39:29,788 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 15:39:29,793 INFO  L225             Difference]: With dead ends: 184
[2020-07-21 15:39:29,794 INFO  L226             Difference]: Without dead ends: 104
[2020-07-21 15:39:29,795 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
[2020-07-21 15:39:29,796 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 104 states.
[2020-07-21 15:39:29,821 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104.
[2020-07-21 15:39:29,822 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 104 states.
[2020-07-21 15:39:29,824 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions.
[2020-07-21 15:39:29,824 INFO  L78                 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 47
[2020-07-21 15:39:29,824 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-21 15:39:29,825 INFO  L479      AbstractCegarLoop]: Abstraction has 104 states and 120 transitions.
[2020-07-21 15:39:29,825 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-21 15:39:29,825 INFO  L276                IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions.
[2020-07-21 15:39:29,827 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 56
[2020-07-21 15:39:29,827 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-21 15:39:29,828 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]
[2020-07-21 15:39:30,040 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:30,041 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 15:39:30,042 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 15:39:30,042 INFO  L82        PathProgramCache]: Analyzing trace with hash 1394197182, now seen corresponding path program 1 times
[2020-07-21 15:39:30,043 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 15:39:30,043 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [635664763]
[2020-07-21 15:39:30,044 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:30,319 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s)
[2020-07-21 15:39:30,319 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 15:39:30,323 INFO  L263         TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 2 conjunts are in the unsatisfiable core
[2020-07-21 15:39:30,327 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 15:39:30,345 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 15:39:30,345 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 15:39:30,345 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [635664763]
[2020-07-21 15:39:30,346 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 15:39:30,346 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-21 15:39:30,346 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68469038]
[2020-07-21 15:39:30,347 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-21 15:39:30,347 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 15:39:30,347 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-21 15:39:30,347 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-21 15:39:30,348 INFO  L87              Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 3 states.
[2020-07-21 15:39:30,360 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 15:39:30,361 INFO  L93              Difference]: Finished difference Result 157 states and 179 transitions.
[2020-07-21 15:39:30,361 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-21 15:39:30,361 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 55
[2020-07-21 15:39:30,362 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 15:39:30,363 INFO  L225             Difference]: With dead ends: 157
[2020-07-21 15:39:30,363 INFO  L226             Difference]: Without dead ends: 95
[2020-07-21 15:39:30,364 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-21 15:39:30,364 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 95 states.
[2020-07-21 15:39:30,372 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95.
[2020-07-21 15:39:30,372 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 95 states.
[2020-07-21 15:39:30,373 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions.
[2020-07-21 15:39:30,374 INFO  L78                 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 55
[2020-07-21 15:39:30,374 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-21 15:39:30,374 INFO  L479      AbstractCegarLoop]: Abstraction has 95 states and 108 transitions.
[2020-07-21 15:39:30,374 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-21 15:39:30,374 INFO  L276                IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions.
[2020-07-21 15:39:30,376 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2020-07-21 15:39:30,376 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-21 15:39:30,377 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]
[2020-07-21 15:39:30,589 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:30,590 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 15:39:30,591 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 15:39:30,591 INFO  L82        PathProgramCache]: Analyzing trace with hash 1870012479, now seen corresponding path program 1 times
[2020-07-21 15:39:30,591 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 15:39:30,592 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1468747658]
[2020-07-21 15:39:30,592 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:30,928 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s)
[2020-07-21 15:39:30,928 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 15:39:30,937 INFO  L263         TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 11 conjunts are in the unsatisfiable core
[2020-07-21 15:39:30,945 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 15:39:31,013 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 15:39:31,013 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 15:39:31,014 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1468747658]
[2020-07-21 15:39:31,014 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 15:39:31,014 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-07-21 15:39:31,015 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130427291]
[2020-07-21 15:39:31,015 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-21 15:39:31,016 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 15:39:31,016 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-21 15:39:31,016 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2020-07-21 15:39:31,016 INFO  L87              Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 6 states.
[2020-07-21 15:39:31,208 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 15:39:31,209 INFO  L93              Difference]: Finished difference Result 143 states and 168 transitions.
[2020-07-21 15:39:31,210 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2020-07-21 15:39:31,210 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 59
[2020-07-21 15:39:31,211 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 15:39:31,211 INFO  L225             Difference]: With dead ends: 143
[2020-07-21 15:39:31,211 INFO  L226             Difference]: Without dead ends: 0
[2020-07-21 15:39:31,213 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56
[2020-07-21 15:39:31,213 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-21 15:39:31,213 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-21 15:39:31,217 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-21 15:39:31,217 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-21 15:39:31,217 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59
[2020-07-21 15:39:31,218 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-21 15:39:31,218 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-21 15:39:31,218 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-21 15:39:31,218 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-21 15:39:31,218 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-21 15:39:31,428 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 15:39:31,432 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-21 15:39:31,974 INFO  L268        CegarLoopResult]: For program point  L152(lines 152 156)  no Hoare annotation was computed.
[2020-07-21 15:39:31,974 INFO  L268        CegarLoopResult]: For program point  L152-1(lines 152 156)  no Hoare annotation was computed.
[2020-07-21 15:39:31,974 INFO  L268        CegarLoopResult]: For program point  L147(line 147)  no Hoare annotation was computed.
[2020-07-21 15:39:31,974 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 121 176)  no Hoare annotation was computed.
[2020-07-21 15:39:31,974 INFO  L268        CegarLoopResult]: For program point  L146-2(lines 146 167)  no Hoare annotation was computed.
[2020-07-21 15:39:31,988 INFO  L268        CegarLoopResult]: For program point  L168(lines 145 169)  no Hoare annotation was computed.
[2020-07-21 15:39:31,989 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 121 176)  no Hoare annotation was computed.
[2020-07-21 15:39:31,989 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 121 176)  no Hoare annotation was computed.
[2020-07-21 15:39:31,989 INFO  L268        CegarLoopResult]: For program point  L222(line 222)  no Hoare annotation was computed.
[2020-07-21 15:39:31,991 INFO  L268        CegarLoopResult]: For program point  L222-1(line 222)  no Hoare annotation was computed.
[2020-07-21 15:39:31,991 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 177 236)  no Hoare annotation was computed.
[2020-07-21 15:39:31,991 INFO  L268        CegarLoopResult]: For program point  L209(lines 209 213)  no Hoare annotation was computed.
[2020-07-21 15:39:31,991 INFO  L268        CegarLoopResult]: For program point  L209-1(lines 209 213)  no Hoare annotation was computed.
[2020-07-21 15:39:31,991 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 177 236)  no Hoare annotation was computed.
[2020-07-21 15:39:31,992 INFO  L268        CegarLoopResult]: For program point  L204(line 204)  no Hoare annotation was computed.
[2020-07-21 15:39:31,992 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 177 236)  no Hoare annotation was computed.
[2020-07-21 15:39:31,992 INFO  L268        CegarLoopResult]: For program point  L203-2(lines 203 228)  no Hoare annotation was computed.
[2020-07-21 15:39:31,992 INFO  L268        CegarLoopResult]: For program point  L229(lines 202 230)  no Hoare annotation was computed.
[2020-07-21 15:39:31,992 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 878 884)  the Hoare annotation is:  true
[2020-07-21 15:39:31,992 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 878 884)  no Hoare annotation was computed.
[2020-07-21 15:39:31,993 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 885 893)  no Hoare annotation was computed.
[2020-07-21 15:39:31,993 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 885 893)  the Hoare annotation is:  true
[2020-07-21 15:39:31,993 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 885 893)  no Hoare annotation was computed.
[2020-07-21 15:39:31,993 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 515 537)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:31,993 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 515 537)  no Hoare annotation was computed.
[2020-07-21 15:39:31,993 INFO  L264        CegarLoopResult]: At program point  L527(line 527)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:31,993 INFO  L264        CegarLoopResult]: At program point  L527-1(line 527)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:31,994 INFO  L268        CegarLoopResult]: For program point  L525(lines 525 532)  no Hoare annotation was computed.
[2020-07-21 15:39:31,994 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 515 537)  no Hoare annotation was computed.
[2020-07-21 15:39:31,994 INFO  L268        CegarLoopResult]: For program point  L525-1(lines 525 532)  no Hoare annotation was computed.
[2020-07-21 15:39:31,994 INFO  L268        CegarLoopResult]: For program point  L523(line 523)  no Hoare annotation was computed.
[2020-07-21 15:39:31,994 INFO  L264        CegarLoopResult]: At program point  L522(line 522)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:31,994 INFO  L264        CegarLoopResult]: At program point  L521(line 521)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:31,996 INFO  L264        CegarLoopResult]: At program point  L521-1(line 521)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:31,996 INFO  L268        CegarLoopResult]: For program point  L481(line 481)  no Hoare annotation was computed.
[2020-07-21 15:39:31,996 INFO  L268        CegarLoopResult]: For program point  L480(line 480)  no Hoare annotation was computed.
[2020-07-21 15:39:31,996 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 470 493)  no Hoare annotation was computed.
[2020-07-21 15:39:31,996 INFO  L268        CegarLoopResult]: For program point  L479(line 479)  no Hoare annotation was computed.
[2020-07-21 15:39:31,997 INFO  L268        CegarLoopResult]: For program point  L478(line 478)  no Hoare annotation was computed.
[2020-07-21 15:39:31,997 INFO  L268        CegarLoopResult]: For program point  L477(line 477)  no Hoare annotation was computed.
[2020-07-21 15:39:31,997 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 470 493)  no Hoare annotation was computed.
[2020-07-21 15:39:31,997 INFO  L268        CegarLoopResult]: For program point  L476(line 476)  no Hoare annotation was computed.
[2020-07-21 15:39:31,997 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 470 493)  no Hoare annotation was computed.
[2020-07-21 15:39:31,997 INFO  L268        CegarLoopResult]: For program point  L475(line 475)  no Hoare annotation was computed.
[2020-07-21 15:39:31,997 INFO  L268        CegarLoopResult]: For program point  L488(line 488)  no Hoare annotation was computed.
[2020-07-21 15:39:31,998 INFO  L268        CegarLoopResult]: For program point  L487(line 487)  no Hoare annotation was computed.
[2020-07-21 15:39:31,998 INFO  L268        CegarLoopResult]: For program point  L486(line 486)  no Hoare annotation was computed.
[2020-07-21 15:39:31,998 INFO  L268        CegarLoopResult]: For program point  L485(line 485)  no Hoare annotation was computed.
[2020-07-21 15:39:31,998 INFO  L268        CegarLoopResult]: For program point  L484(line 484)  no Hoare annotation was computed.
[2020-07-21 15:39:31,999 INFO  L268        CegarLoopResult]: For program point  L483(line 483)  no Hoare annotation was computed.
[2020-07-21 15:39:31,999 INFO  L268        CegarLoopResult]: For program point  L482(line 482)  no Hoare annotation was computed.
[2020-07-21 15:39:31,999 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 640 648)  no Hoare annotation was computed.
[2020-07-21 15:39:31,999 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 640 648)  the Hoare annotation is:  true
[2020-07-21 15:39:31,999 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 640 648)  no Hoare annotation was computed.
[2020-07-21 15:39:31,999 INFO  L271        CegarLoopResult]: At program point  isLowWaterLevelENTRY(lines 685 703)  the Hoare annotation is:  true
[2020-07-21 15:39:32,000 INFO  L268        CegarLoopResult]: For program point  L694(lines 694 698)  no Hoare annotation was computed.
[2020-07-21 15:39:32,000 INFO  L268        CegarLoopResult]: For program point  isLowWaterLevelEXIT(lines 685 703)  no Hoare annotation was computed.
[2020-07-21 15:39:32,000 INFO  L271        CegarLoopResult]: At program point  L692(line 692)  the Hoare annotation is:  true
[2020-07-21 15:39:32,000 INFO  L268        CegarLoopResult]: For program point  L694-2(lines 694 698)  no Hoare annotation was computed.
[2020-07-21 15:39:32,000 INFO  L268        CegarLoopResult]: For program point  L692-1(line 692)  no Hoare annotation was computed.
[2020-07-21 15:39:32,000 INFO  L268        CegarLoopResult]: For program point  isLowWaterLevelFINAL(lines 685 703)  no Hoare annotation was computed.
[2020-07-21 15:39:32,001 INFO  L268        CegarLoopResult]: For program point  L668(lines 668 676)  no Hoare annotation was computed.
[2020-07-21 15:39:32,001 INFO  L268        CegarLoopResult]: For program point  L668-2(lines 668 676)  no Hoare annotation was computed.
[2020-07-21 15:39:32,001 INFO  L268        CegarLoopResult]: For program point  L656(lines 656 664)  no Hoare annotation was computed.
[2020-07-21 15:39:32,002 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 649 684)  no Hoare annotation was computed.
[2020-07-21 15:39:32,002 INFO  L268        CegarLoopResult]: For program point  L656-2(lines 656 664)  no Hoare annotation was computed.
[2020-07-21 15:39:32,002 INFO  L268        CegarLoopResult]: For program point  L679(line 679)  no Hoare annotation was computed.
[2020-07-21 15:39:32,002 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 649 684)  no Hoare annotation was computed.
[2020-07-21 15:39:32,002 INFO  L268        CegarLoopResult]: For program point  L679-1(line 679)  no Hoare annotation was computed.
[2020-07-21 15:39:32,002 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 649 684)  no Hoare annotation was computed.
[2020-07-21 15:39:32,002 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 871 877)  no Hoare annotation was computed.
[2020-07-21 15:39:32,002 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 871 877)  the Hoare annotation is:  true
[2020-07-21 15:39:32,003 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 75 120)  no Hoare annotation was computed.
[2020-07-21 15:39:32,004 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 75 120)  no Hoare annotation was computed.
[2020-07-21 15:39:32,004 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 75 120)  no Hoare annotation was computed.
[2020-07-21 15:39:32,004 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 388 433)  no Hoare annotation was computed.
[2020-07-21 15:39:32,004 INFO  L268        CegarLoopResult]: For program point  L408(lines 408 415)  no Hoare annotation was computed.
[2020-07-21 15:39:32,004 INFO  L268        CegarLoopResult]: For program point  L402(lines 402 422)  no Hoare annotation was computed.
[2020-07-21 15:39:32,005 INFO  L268        CegarLoopResult]: For program point  L402-1(lines 402 422)  no Hoare annotation was computed.
[2020-07-21 15:39:32,005 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 388 433)  no Hoare annotation was computed.
[2020-07-21 15:39:32,005 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 388 433)  no Hoare annotation was computed.
[2020-07-21 15:39:32,005 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 502 511)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:32,005 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 502 511)  no Hoare annotation was computed.
[2020-07-21 15:39:32,005 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 502 511)  no Hoare annotation was computed.
[2020-07-21 15:39:32,005 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmENTRY(lines 629 639)  no Hoare annotation was computed.
[2020-07-21 15:39:32,006 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 629 639)  no Hoare annotation was computed.
[2020-07-21 15:39:32,006 INFO  L268        CegarLoopResult]: For program point  L634(line 634)  no Hoare annotation was computed.
[2020-07-21 15:39:32,006 INFO  L268        CegarLoopResult]: For program point  L634-1(line 634)  no Hoare annotation was computed.
[2020-07-21 15:39:32,006 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 629 639)  no Hoare annotation was computed.
[2020-07-21 15:39:32,006 INFO  L271        CegarLoopResult]: At program point  deactivatePumpENTRY(lines 621 628)  the Hoare annotation is:  true
[2020-07-21 15:39:32,006 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 621 628)  no Hoare annotation was computed.
[2020-07-21 15:39:32,006 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 621 628)  no Hoare annotation was computed.
[2020-07-21 15:39:32,006 INFO  L264        CegarLoopResult]: At program point  L607(line 607)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:32,007 INFO  L268        CegarLoopResult]: For program point  L607-1(lines 588 612)  no Hoare annotation was computed.
[2020-07-21 15:39:32,008 INFO  L264        CegarLoopResult]: At program point  L602(line 602)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)))
[2020-07-21 15:39:32,011 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 588 612)  no Hoare annotation was computed.
[2020-07-21 15:39:32,012 INFO  L264        CegarLoopResult]: At program point  L598(line 598)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)))
[2020-07-21 15:39:32,012 INFO  L268        CegarLoopResult]: For program point  L596(lines 596 604)  no Hoare annotation was computed.
[2020-07-21 15:39:32,012 INFO  L264        CegarLoopResult]: At program point  processEnvironmentENTRY(lines 588 612)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:32,012 INFO  L264        CegarLoopResult]: At program point  L594(line 594)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)))
[2020-07-21 15:39:32,013 INFO  L268        CegarLoopResult]: For program point  L594-1(line 594)  no Hoare annotation was computed.
[2020-07-21 15:39:32,013 INFO  L268        CegarLoopResult]: For program point  L592(lines 592 609)  no Hoare annotation was computed.
[2020-07-21 15:39:32,013 INFO  L268        CegarLoopResult]: For program point  processEnvironment__wrappee__baseEXIT(lines 580 586)  no Hoare annotation was computed.
[2020-07-21 15:39:32,013 INFO  L271        CegarLoopResult]: At program point  processEnvironment__wrappee__baseFINAL(lines 580 586)  the Hoare annotation is:  true
[2020-07-21 15:39:32,013 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 795 858)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:32,013 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 795 858)  no Hoare annotation was computed.
[2020-07-21 15:39:32,014 INFO  L264        CegarLoopResult]: At program point  L851(lines 804 852)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)))
[2020-07-21 15:39:32,014 INFO  L268        CegarLoopResult]: For program point  L841(lines 841 845)  no Hoare annotation was computed.
[2020-07-21 15:39:32,014 INFO  L264        CegarLoopResult]: At program point  L841-2(lines 835 846)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)))
[2020-07-21 15:39:32,014 INFO  L268        CegarLoopResult]: For program point  L806(lines 805 850)  no Hoare annotation was computed.
[2020-07-21 15:39:32,014 INFO  L268        CegarLoopResult]: For program point  L835(lines 835 846)  no Hoare annotation was computed.
[2020-07-21 15:39:32,014 INFO  L264        CegarLoopResult]: At program point  L827(line 827)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)))
[2020-07-21 15:39:32,014 INFO  L268        CegarLoopResult]: For program point  L825(lines 825 831)  no Hoare annotation was computed.
[2020-07-21 15:39:32,015 INFO  L268        CegarLoopResult]: For program point  L825-1(lines 825 831)  no Hoare annotation was computed.
[2020-07-21 15:39:32,015 INFO  L264        CegarLoopResult]: At program point  L817(line 817)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)))
[2020-07-21 15:39:32,015 INFO  L264        CegarLoopResult]: At program point  L848(lines 805 850)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)))
[2020-07-21 15:39:32,023 INFO  L268        CegarLoopResult]: For program point  L815(lines 815 821)  no Hoare annotation was computed.
[2020-07-21 15:39:32,023 INFO  L268        CegarLoopResult]: For program point  L815-1(lines 815 821)  no Hoare annotation was computed.
[2020-07-21 15:39:32,023 INFO  L268        CegarLoopResult]: For program point  L807(lines 807 811)  no Hoare annotation was computed.
[2020-07-21 15:39:32,023 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 795 858)  no Hoare annotation was computed.
[2020-07-21 15:39:32,023 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 342 387)  no Hoare annotation was computed.
[2020-07-21 15:39:32,024 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 342 387)  no Hoare annotation was computed.
[2020-07-21 15:39:32,024 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 342 387)  no Hoare annotation was computed.
[2020-07-21 15:39:32,024 INFO  L268        CegarLoopResult]: For program point  L362(lines 362 369)  no Hoare annotation was computed.
[2020-07-21 15:39:32,024 INFO  L268        CegarLoopResult]: For program point  L356(lines 356 376)  no Hoare annotation was computed.
[2020-07-21 15:39:32,024 INFO  L268        CegarLoopResult]: For program point  L356-1(lines 356 376)  no Hoare annotation was computed.
[2020-07-21 15:39:32,024 INFO  L268        CegarLoopResult]: For program point  isLowWaterSensorDryFINAL(lines 785 793)  no Hoare annotation was computed.
[2020-07-21 15:39:32,024 INFO  L271        CegarLoopResult]: At program point  isLowWaterSensorDryENTRY(lines 785 793)  the Hoare annotation is:  true
[2020-07-21 15:39:32,025 INFO  L268        CegarLoopResult]: For program point  isLowWaterSensorDryEXIT(lines 785 793)  no Hoare annotation was computed.
[2020-07-21 15:39:32,025 INFO  L268        CegarLoopResult]: For program point  L761(lines 761 769)  no Hoare annotation was computed.
[2020-07-21 15:39:32,025 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 753 775)  no Hoare annotation was computed.
[2020-07-21 15:39:32,025 INFO  L268        CegarLoopResult]: For program point  L761-2(lines 761 769)  no Hoare annotation was computed.
[2020-07-21 15:39:32,025 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 753 775)  no Hoare annotation was computed.
[2020-07-21 15:39:32,028 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 753 775)  no Hoare annotation was computed.
[2020-07-21 15:39:32,028 INFO  L268        CegarLoopResult]: For program point  L289(lines 288 308)  no Hoare annotation was computed.
[2020-07-21 15:39:32,028 INFO  L268        CegarLoopResult]: For program point  L320(line 320)  no Hoare annotation was computed.
[2020-07-21 15:39:32,028 INFO  L268        CegarLoopResult]: For program point  L320-1(line 320)  no Hoare annotation was computed.
[2020-07-21 15:39:32,028 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 239 341)  no Hoare annotation was computed.
[2020-07-21 15:39:32,028 INFO  L268        CegarLoopResult]: For program point  L285(lines 285 326)  no Hoare annotation was computed.
[2020-07-21 15:39:32,029 INFO  L268        CegarLoopResult]: For program point  L304(line 304)  no Hoare annotation was computed.
[2020-07-21 15:39:32,029 INFO  L268        CegarLoopResult]: For program point  L304-1(line 304)  no Hoare annotation was computed.
[2020-07-21 15:39:32,029 INFO  L268        CegarLoopResult]: For program point  L263(lines 263 267)  no Hoare annotation was computed.
[2020-07-21 15:39:32,029 INFO  L268        CegarLoopResult]: For program point  L327(lines 327 338)  no Hoare annotation was computed.
[2020-07-21 15:39:32,029 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 239 341)  no Hoare annotation was computed.
[2020-07-21 15:39:32,029 INFO  L268        CegarLoopResult]: For program point  L290(lines 290 294)  no Hoare annotation was computed.
[2020-07-21 15:39:32,029 INFO  L268        CegarLoopResult]: For program point  L288-2(lines 288 308)  no Hoare annotation was computed.
[2020-07-21 15:39:32,029 INFO  L268        CegarLoopResult]: For program point  L309(lines 287 310)  no Hoare annotation was computed.
[2020-07-21 15:39:32,030 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 239 341)  no Hoare annotation was computed.
[2020-07-21 15:39:32,030 INFO  L268        CegarLoopResult]: For program point  L268(lines 268 284)  no Hoare annotation was computed.
[2020-07-21 15:39:32,030 INFO  L268        CegarLoopResult]: For program point  L328(lines 328 335)  no Hoare annotation was computed.
[2020-07-21 15:39:32,030 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 861 870)  no Hoare annotation was computed.
[2020-07-21 15:39:32,030 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 861 870)  no Hoare annotation was computed.
[2020-07-21 15:39:32,030 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 861 870)  no Hoare annotation was computed.
[2020-07-21 15:39:32,030 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:32,030 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  true
[2020-07-21 15:39:32,031 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:32,031 INFO  L268        CegarLoopResult]: For program point  activatePumpFINAL(lines 613 620)  no Hoare annotation was computed.
[2020-07-21 15:39:32,031 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 613 620)  no Hoare annotation was computed.
[2020-07-21 15:39:32,031 INFO  L268        CegarLoopResult]: For program point  activatePumpENTRY(lines 613 620)  no Hoare annotation was computed.
[2020-07-21 15:39:32,031 INFO  L268        CegarLoopResult]: For program point  getWaterLevelENTRY(lines 776 784)  no Hoare annotation was computed.
[2020-07-21 15:39:32,031 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 776 784)  no Hoare annotation was computed.
[2020-07-21 15:39:32,031 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 776 784)  no Hoare annotation was computed.
[2020-07-21 15:39:32,031 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:32,032 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:32,032 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:32,032 INFO  L268        CegarLoopResult]: For program point  L736-1(lines 732 743)  no Hoare annotation was computed.
[2020-07-21 15:39:32,032 INFO  L271        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 732 743)  the Hoare annotation is:  true
[2020-07-21 15:39:32,032 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 732 743)  no Hoare annotation was computed.
[2020-07-21 15:39:32,032 INFO  L271        CegarLoopResult]: At program point  isMethaneLevelCriticalENTRY(lines 744 752)  the Hoare annotation is:  true
[2020-07-21 15:39:32,032 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 744 752)  no Hoare annotation was computed.
[2020-07-21 15:39:32,032 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 744 752)  no Hoare annotation was computed.
[2020-07-21 15:39:32,033 INFO  L264        CegarLoopResult]: At program point  L569(line 569)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:32,033 INFO  L264        CegarLoopResult]: At program point  L567(lines 567 573)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:32,033 INFO  L264        CegarLoopResult]: At program point  L562(line 562)  the Hoare annotation is:  (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)))
[2020-07-21 15:39:32,033 INFO  L268        CegarLoopResult]: For program point  L560(lines 559 578)  no Hoare annotation was computed.
[2020-07-21 15:39:32,033 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 556 579)  the Hoare annotation is:  (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))
[2020-07-21 15:39:32,033 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 556 579)  no Hoare annotation was computed.
[2020-07-21 15:39:32,033 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 556 579)  no Hoare annotation was computed.
[2020-07-21 15:39:32,033 INFO  L268        CegarLoopResult]: For program point  L448(line 448)  no Hoare annotation was computed.
[2020-07-21 15:39:32,034 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 437 466)  no Hoare annotation was computed.
[2020-07-21 15:39:32,034 INFO  L271        CegarLoopResult]: At program point  L447-2(lines 447 461)  the Hoare annotation is:  true
[2020-07-21 15:39:32,034 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 437 466)  the Hoare annotation is:  true
[2020-07-21 15:39:32,034 INFO  L271        CegarLoopResult]: At program point  L443(line 443)  the Hoare annotation is:  true
[2020-07-21 15:39:32,035 INFO  L268        CegarLoopResult]: For program point  L443-1(line 443)  no Hoare annotation was computed.
[2020-07-21 15:39:32,035 INFO  L271        CegarLoopResult]: At program point  L462(lines 437 466)  the Hoare annotation is:  true
[2020-07-21 15:39:32,035 INFO  L268        CegarLoopResult]: For program point  L458(line 458)  no Hoare annotation was computed.
[2020-07-21 15:39:32,035 INFO  L268        CegarLoopResult]: For program point  L451(lines 451 455)  no Hoare annotation was computed.
[2020-07-21 15:39:32,035 INFO  L271        CegarLoopResult]: At program point  L451-1(lines 451 455)  the Hoare annotation is:  true
[2020-07-21 15:39:32,035 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 708 719)  the Hoare annotation is:  true
[2020-07-21 15:39:32,035 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 708 719)  no Hoare annotation was computed.
[2020-07-21 15:39:32,035 INFO  L268        CegarLoopResult]: For program point  L712-1(lines 708 719)  no Hoare annotation was computed.
[2020-07-21 15:39:32,036 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 494 500)  no Hoare annotation was computed.
[2020-07-21 15:39:32,036 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 494 500)  the Hoare annotation is:  true
[2020-07-21 15:39:32,036 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:32,036 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0))
[2020-07-21 15:39:32,036 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-07-21 15:39:32,036 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-07-21 15:39:32,036 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 720 731)  no Hoare annotation was computed.
[2020-07-21 15:39:32,036 INFO  L271        CegarLoopResult]: At program point  waterRiseENTRY(lines 720 731)  the Hoare annotation is:  true
[2020-07-21 15:39:32,037 INFO  L268        CegarLoopResult]: For program point  L724-1(lines 720 731)  no Hoare annotation was computed.
[2020-07-21 15:39:32,037 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 539 546)  no Hoare annotation was computed.
[2020-07-21 15:39:32,037 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 543)  no Hoare annotation was computed.
[2020-07-21 15:39:32,037 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 539 546)  the Hoare annotation is:  true
[2020-07-21 15:39:32,037 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 539 546)  no Hoare annotation was computed.
[2020-07-21 15:39:32,037 INFO  L271        CegarLoopResult]: At program point  __utac_acc__Specification1_spec__1ENTRY(lines 43 67)  the Hoare annotation is:  true
[2020-07-21 15:39:32,037 INFO  L264        CegarLoopResult]: At program point  L57(line 57)  the Hoare annotation is:  (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0)))
[2020-07-21 15:39:32,038 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification1_spec__1EXIT(lines 43 67)  no Hoare annotation was computed.
[2020-07-21 15:39:32,038 INFO  L268        CegarLoopResult]: For program point  L55(lines 55 61)  no Hoare annotation was computed.
[2020-07-21 15:39:32,038 INFO  L271        CegarLoopResult]: At program point  L53(line 53)  the Hoare annotation is:  true
[2020-07-21 15:39:32,039 INFO  L268        CegarLoopResult]: For program point  L53-1(line 53)  no Hoare annotation was computed.
[2020-07-21 15:39:32,039 INFO  L268        CegarLoopResult]: For program point  L51(lines 51 64)  no Hoare annotation was computed.
[2020-07-21 15:39:32,040 INFO  L268        CegarLoopResult]: For program point  L51-1(lines 43 67)  no Hoare annotation was computed.
[2020-07-21 15:39:32,040 INFO  L271        CegarLoopResult]: At program point  L49(line 49)  the Hoare annotation is:  true
[2020-07-21 15:39:32,040 INFO  L268        CegarLoopResult]: For program point  L49-1(line 49)  no Hoare annotation was computed.
[2020-07-21 15:39:32,064 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 03:39:32 BoogieIcfgContainer
[2020-07-21 15:39:32,064 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-21 15:39:32,069 INFO  L168              Benchmark]: Toolchain (without parser) took 5682.21 ms. Allocated memory was 140.0 MB in the beginning and 278.4 MB in the end (delta: 138.4 MB). Free memory was 102.5 MB in the beginning and 235.2 MB in the end (delta: -132.7 MB). Peak memory consumption was 113.8 MB. Max. memory is 7.1 GB.
[2020-07-21 15:39:32,071 INFO  L168              Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-07-21 15:39:32,078 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 598.05 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 102.1 MB in the beginning and 171.7 MB in the end (delta: -69.6 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB.
[2020-07-21 15:39:32,079 INFO  L168              Benchmark]: Boogie Preprocessor took 136.97 ms. Allocated memory is still 202.9 MB. Free memory was 171.7 MB in the beginning and 167.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB.
[2020-07-21 15:39:32,080 INFO  L168              Benchmark]: RCFGBuilder took 1221.68 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 167.4 MB in the beginning and 194.8 MB in the end (delta: -27.4 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB.
[2020-07-21 15:39:32,083 INFO  L168              Benchmark]: TraceAbstraction took 3720.19 ms. Allocated memory was 234.9 MB in the beginning and 278.4 MB in the end (delta: 43.5 MB). Free memory was 194.8 MB in the beginning and 235.2 MB in the end (delta: -40.3 MB). Peak memory consumption was 111.3 MB. Max. memory is 7.1 GB.
[2020-07-21 15:39:32,089 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 140.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 598.05 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 102.1 MB in the beginning and 171.7 MB in the end (delta: -69.6 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 136.97 ms. Allocated memory is still 202.9 MB. Free memory was 171.7 MB in the beginning and 167.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1221.68 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 167.4 MB in the beginning and 194.8 MB in the end (delta: -27.4 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 3720.19 ms. Allocated memory was 234.9 MB in the beginning and 278.4 MB in the end (delta: 43.5 MB). Free memory was 194.8 MB in the beginning and 235.2 MB in the end (delta: -40.3 MB). Peak memory consumption was 111.3 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 543]: 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: 804]: Loop Invariant
    Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= systemActive)
  - InvariantResult [Line: 447]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 437]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 805]: Loop Invariant
    Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || (0 == pumpRunning && splverifierCounter <= 0)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 37 procedures, 214 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 433 SDtfs, 162 SDslu, 280 SDs, 0 SdLazy, 50 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 205 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=150occurred 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 171 PreInvPairs, 179 NumberOfFragments, 306 HoareAnnotationTreeSize, 171 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 49 FomulaSimplificationsInter, 244 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 207 NumberOfCodeBlocks, 207 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 203 ConstructedInterpolants, 0 QuantifiedInterpolants, 15973 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2582 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...