/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-d623d84
[2020-07-20 13:04:50,102 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-07-20 13:04:50,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-20 13:04:50,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-20 13:04:50,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-20 13:04:50,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-20 13:04:50,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-20 13:04:50,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-20 13:04:50,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-20 13:04:50,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-20 13:04:50,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-07-20 13:04:50,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-20 13:04:50,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-20 13:04:50,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-20 13:04:50,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-20 13:04:50,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-20 13:04:50,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-20 13:04:50,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-20 13:04:50,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-20 13:04:50,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-20 13:04:50,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-20 13:04:50,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-20 13:04:50,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-07-20 13:04:50,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-20 13:04:50,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-20 13:04:50,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-07-20 13:04:50,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-20 13:04:50,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-20 13:04:50,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-20 13:04:50,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-20 13:04:50,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-07-20 13:04:50,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-07-20 13:04:50,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-07-20 13:04:50,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2020-07-20 13:04:50,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-07-20 13:04:50,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-07-20 13:04:50,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-07-20 13:04:50,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-07-20 13:04:50,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-07-20 13:04:50,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-07-20 13:04:50,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-07-20 13:04:50,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-07-20 13:04:50,166 INFO L113 SettingsManager]: Loading preferences was successful
[2020-07-20 13:04:50,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-20 13:04:50,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-20 13:04:50,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-07-20 13:04:50,168 INFO L138 SettingsManager]: * Use SBE=true
[2020-07-20 13:04:50,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-20 13:04:50,169 INFO L138 SettingsManager]: * sizeof long=4
[2020-07-20 13:04:50,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-07-20 13:04:50,169 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-07-20 13:04:50,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-07-20 13:04:50,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-07-20 13:04:50,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-20 13:04:50,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-07-20 13:04:50,170 INFO L138 SettingsManager]: * sizeof long double=12
[2020-07-20 13:04:50,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-07-20 13:04:50,170 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-07-20 13:04:50,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-07-20 13:04:50,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-20 13:04:50,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-07-20 13:04:50,171 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-07-20 13:04:50,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-07-20 13:04:50,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 13:04:50,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-20 13:04:50,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-07-20 13:04:50,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-20 13:04:50,172 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-07-20 13:04:50,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:04:50,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-20 13:04:50,173 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-07-20 13:04:50,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4
[2020-07-20 13:04:50,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-20 13:04:50,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-20 13:04:50,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-20 13:04:50,543 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-07-20 13:04:50,543 INFO L275 PluginConnector]: CDTParser initialized
[2020-07-20 13:04:50,544 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c
[2020-07-20 13:04:50,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48063860e/e724933903024b66812850e80ec4f129/FLAG2654c5b02
[2020-07-20 13:04:51,219 INFO L306 CDTParser]: Found 1 translation units.
[2020-07-20 13:04:51,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c
[2020-07-20 13:04:51,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48063860e/e724933903024b66812850e80ec4f129/FLAG2654c5b02
[2020-07-20 13:04:51,444 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48063860e/e724933903024b66812850e80ec4f129
[2020-07-20 13:04:51,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-20 13:04:51,456 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-20 13:04:51,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-20 13:04:51,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-20 13:04:51,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-20 13:04:51,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:51" (1/1) ...
[2020-07-20 13:04:51,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4909022c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:51, skipping insertion in model container
[2020-07-20 13:04:51,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:51" (1/1) ...
[2020-07-20 13:04:51,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-07-20 13:04:51,538 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-07-20 13:04:51,962 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-20 13:04:51,986 INFO L203 MainTranslator]: Completed pre-run
[2020-07-20 13:04:52,114 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-20 13:04:52,151 INFO L208 MainTranslator]: Completed translation
[2020-07-20 13:04:52,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:52 WrapperNode
[2020-07-20 13:04:52,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-20 13:04:52,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-20 13:04:52,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-20 13:04:52,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-07-20 13:04:52,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:52" (1/1) ...
[2020-07-20 13:04:52,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:52" (1/1) ...
[2020-07-20 13:04:52,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:52" (1/1) ...
[2020-07-20 13:04:52,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:52" (1/1) ...
[2020-07-20 13:04:52,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:52" (1/1) ...
[2020-07-20 13:04:52,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:52" (1/1) ...
[2020-07-20 13:04:52,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:52" (1/1) ...
[2020-07-20 13:04:52,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-20 13:04:52,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-20 13:04:52,239 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-07-20 13:04:52,239 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-07-20 13:04:52,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:52" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 13:04:52,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-20 13:04:52,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-20 13:04:52,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-07-20 13:04:52,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-07-20 13:04:52,295 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift
[2020-07-20 13:04:52,295 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-07-20 13:04:52,296 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery
[2020-07-20 13:04:52,296 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-07-20 13:04:52,296 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor
[2020-07-20 13:04:52,296 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump
[2020-07-20 13:04:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-07-20 13:04:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-07-20 13:04:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-07-20 13:04:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump
[2020-07-20 13:04:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel
[2020-07-20 13:04:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem
[2020-07-20 13:04:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure test
[2020-07-20 13:04:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup
[2020-07-20 13:04:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2
[2020-07-20 13:04:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure setup
[2020-07-20 13:04:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest
[2020-07-20 13:04:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-07-20 13:04:52,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-07-20 13:04:52,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-07-20 13:04:52,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-07-20 13:04:52,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-07-20 13:04:52,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-07-20 13:04:52,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-07-20 13:04:52,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one
[2020-07-20 13:04:52,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features
[2020-07-20 13:04:52,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-07-20 13:04:52,305 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product
[2020-07-20 13:04:52,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1
[2020-07-20 13:04:52,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2
[2020-07-20 13:04:52,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3
[2020-07-20 13:04:52,305 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-07-20 13:04:52,305 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise
[2020-07-20 13:04:52,305 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-07-20 13:04:52,305 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-07-20 13:04:52,305 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-07-20 13:04:52,306 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-07-20 13:04:52,306 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry
[2020-07-20 13:04:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-20 13:04:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-20 13:04:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure printf
[2020-07-20 13:04:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-07-20 13:04:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-07-20 13:04:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-07-20 13:04:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-07-20 13:04:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry
[2020-07-20 13:04:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift
[2020-07-20 13:04:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump
[2020-07-20 13:04:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-07-20 13:04:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-07-20 13:04:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure printPump
[2020-07-20 13:04:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem
[2020-07-20 13:04:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2
[2020-07-20 13:04:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3
[2020-07-20 13:04:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-07-20 13:04:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-07-20 13:04:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel
[2020-07-20 13:04:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery
[2020-07-20 13:04:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-07-20 13:04:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor
[2020-07-20 13:04:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-07-20 13:04:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise
[2020-07-20 13:04:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-07-20 13:04:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup
[2020-07-20 13:04:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure test
[2020-07-20 13:04:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2
[2020-07-20 13:04:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure setup
[2020-07-20 13:04:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1
[2020-07-20 13:04:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure runTest
[2020-07-20 13:04:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers
[2020-07-20 13:04:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure select_features
[2020-07-20 13:04:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product
[2020-07-20 13:04:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-07-20 13:04:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-07-20 13:04:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure malloc
[2020-07-20 13:04:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure free
[2020-07-20 13:04:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-07-20 13:04:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-07-20 13:04:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-07-20 13:04:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-07-20 13:04:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-07-20 13:04:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-07-20 13:04:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-07-20 13:04:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-07-20 13:04:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-07-20 13:04:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2020-07-20 13:04:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-07-20 13:04:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-07-20 13:04:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-07-20 13:04:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure select_one
[2020-07-20 13:04:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-07-20 13:04:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-20 13:04:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2020-07-20 13:04:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-20 13:04:55,452 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-20 13:04:55,452 INFO L295 CfgBuilder]: Removed 5 assume(true) statements.
[2020-07-20 13:04:55,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:55 BoogieIcfgContainer
[2020-07-20 13:04:55,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-20 13:04:55,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-20 13:04:55,459 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-07-20 13:04:55,462 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-07-20 13:04:55,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:04:51" (1/3) ...
[2020-07-20 13:04:55,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@322a4b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:55, skipping insertion in model container
[2020-07-20 13:04:55,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:52" (2/3) ...
[2020-07-20 13:04:55,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@322a4b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:55, skipping insertion in model container
[2020-07-20 13:04:55,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:55" (3/3) ...
[2020-07-20 13:04:55,466 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product47.cil.c
[2020-07-20 13:04:55,476 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-20 13:04:55,484 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-20 13:04:55,496 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-20 13:04:55,518 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-07-20 13:04:55,518 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-07-20 13:04:55,519 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-20 13:04:55,519 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-20 13:04:55,519 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-20 13:04:55,519 INFO L380 AbstractCegarLoop]: Difference is false
[2020-07-20 13:04:55,519 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-20 13:04:55,520 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-20 13:04:55,548 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states.
[2020-07-20 13:04:55,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2020-07-20 13:04:55,559 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:04:55,560 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 13:04:55,560 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:04:55,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:04:55,567 INFO L82 PathProgramCache]: Analyzing trace with hash -981984858, now seen corresponding path program 1 times
[2020-07-20 13:04:55,576 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:04:55,576 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [905540627]
[2020-07-20 13:04:55,577 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:04:56,079 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 13:04:56,079 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:04:56,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 1 conjunts are in the unsatisfiable core
[2020-07-20 13:04:56,096 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:04:56,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2020-07-20 13:04:56,129 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:04:56,130 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [905540627]
[2020-07-20 13:04:56,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:04:56,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-07-20 13:04:56,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510371833]
[2020-07-20 13:04:56,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states
[2020-07-20 13:04:56,138 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:04:56,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2020-07-20 13:04:56,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-07-20 13:04:56,155 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 2 states.
[2020-07-20 13:04:56,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:04:56,210 INFO L93 Difference]: Finished difference Result 294 states and 365 transitions.
[2020-07-20 13:04:56,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2020-07-20 13:04:56,214 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59
[2020-07-20 13:04:56,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:04:56,234 INFO L225 Difference]: With dead ends: 294
[2020-07-20 13:04:56,234 INFO L226 Difference]: Without dead ends: 149
[2020-07-20 13:04:56,239 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-07-20 13:04:56,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states.
[2020-07-20 13:04:56,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149.
[2020-07-20 13:04:56,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states.
[2020-07-20 13:04:56,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions.
[2020-07-20 13:04:56,294 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 59
[2020-07-20 13:04:56,294 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:04:56,295 INFO L479 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions.
[2020-07-20 13:04:56,295 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states.
[2020-07-20 13:04:56,295 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions.
[2020-07-20 13:04:56,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65
[2020-07-20 13:04:56,299 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:04:56,299 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 13:04:56,504 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:04:56,505 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:04:56,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:04:56,505 INFO L82 PathProgramCache]: Analyzing trace with hash 75711308, now seen corresponding path program 1 times
[2020-07-20 13:04:56,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:04:56,506 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1772586078]
[2020-07-20 13:04:56,507 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:04:57,015 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 13:04:57,015 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:04:57,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 8 conjunts are in the unsatisfiable core
[2020-07-20 13:04:57,026 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:04:57,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 13:04:57,076 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:04:57,077 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1772586078]
[2020-07-20 13:04:57,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:04:57,077 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 13:04:57,077 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252326775]
[2020-07-20 13:04:57,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 13:04:57,079 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:04:57,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 13:04:57,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 13:04:57,080 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 3 states.
[2020-07-20 13:04:57,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:04:57,123 INFO L93 Difference]: Finished difference Result 389 states and 474 transitions.
[2020-07-20 13:04:57,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 13:04:57,124 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64
[2020-07-20 13:04:57,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:04:57,129 INFO L225 Difference]: With dead ends: 389
[2020-07-20 13:04:57,130 INFO L226 Difference]: Without dead ends: 268
[2020-07-20 13:04:57,132 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 13:04:57,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states.
[2020-07-20 13:04:57,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 264.
[2020-07-20 13:04:57,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states.
[2020-07-20 13:04:57,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 319 transitions.
[2020-07-20 13:04:57,181 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 319 transitions. Word has length 64
[2020-07-20 13:04:57,181 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:04:57,182 INFO L479 AbstractCegarLoop]: Abstraction has 264 states and 319 transitions.
[2020-07-20 13:04:57,182 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 13:04:57,182 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 319 transitions.
[2020-07-20 13:04:57,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2020-07-20 13:04:57,189 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:04:57,193 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 13:04:57,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:04:57,407 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:04:57,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:04:57,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1055869647, now seen corresponding path program 1 times
[2020-07-20 13:04:57,407 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:04:57,408 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1757580655]
[2020-07-20 13:04:57,408 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:04:57,882 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 13:04:57,883 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:04:57,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core
[2020-07-20 13:04:57,893 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:04:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 13:04:57,928 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:04:57,928 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1757580655]
[2020-07-20 13:04:57,928 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:04:57,929 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-07-20 13:04:57,929 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726136771]
[2020-07-20 13:04:57,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-20 13:04:57,930 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:04:57,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-20 13:04:57,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2020-07-20 13:04:57,931 INFO L87 Difference]: Start difference. First operand 264 states and 319 transitions. Second operand 6 states.
[2020-07-20 13:04:58,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:04:58,307 INFO L93 Difference]: Finished difference Result 658 states and 839 transitions.
[2020-07-20 13:04:58,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2020-07-20 13:04:58,307 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70
[2020-07-20 13:04:58,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:04:58,313 INFO L225 Difference]: With dead ends: 658
[2020-07-20 13:04:58,313 INFO L226 Difference]: Without dead ends: 422
[2020-07-20 13:04:58,316 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56
[2020-07-20 13:04:58,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states.
[2020-07-20 13:04:58,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 412.
[2020-07-20 13:04:58,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states.
[2020-07-20 13:04:58,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 505 transitions.
[2020-07-20 13:04:58,358 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 505 transitions. Word has length 70
[2020-07-20 13:04:58,360 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:04:58,361 INFO L479 AbstractCegarLoop]: Abstraction has 412 states and 505 transitions.
[2020-07-20 13:04:58,361 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-20 13:04:58,361 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 505 transitions.
[2020-07-20 13:04:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108
[2020-07-20 13:04:58,368 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:04:58,368 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 13:04:58,582 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:04:58,583 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:04:58,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:04:58,584 INFO L82 PathProgramCache]: Analyzing trace with hash -2082867985, now seen corresponding path program 1 times
[2020-07-20 13:04:58,585 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:04:58,585 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [477621367]
[2020-07-20 13:04:58,586 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:04:58,976 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 13:04:58,977 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:04:58,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 10 conjunts are in the unsatisfiable core
[2020-07-20 13:04:58,988 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:04:59,021 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 13:04:59,021 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:04:59,022 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [477621367]
[2020-07-20 13:04:59,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:04:59,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 13:04:59,022 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689938907]
[2020-07-20 13:04:59,023 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 13:04:59,023 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:04:59,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 13:04:59,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 13:04:59,024 INFO L87 Difference]: Start difference. First operand 412 states and 505 transitions. Second operand 3 states.
[2020-07-20 13:04:59,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:04:59,095 INFO L93 Difference]: Finished difference Result 1172 states and 1561 transitions.
[2020-07-20 13:04:59,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 13:04:59,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107
[2020-07-20 13:04:59,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:04:59,102 INFO L225 Difference]: With dead ends: 1172
[2020-07-20 13:04:59,103 INFO L226 Difference]: Without dead ends: 788
[2020-07-20 13:04:59,105 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 104 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 13:04:59,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states.
[2020-07-20 13:04:59,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 785.
[2020-07-20 13:04:59,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states.
[2020-07-20 13:04:59,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 1016 transitions.
[2020-07-20 13:04:59,158 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 1016 transitions. Word has length 107
[2020-07-20 13:04:59,158 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:04:59,158 INFO L479 AbstractCegarLoop]: Abstraction has 785 states and 1016 transitions.
[2020-07-20 13:04:59,158 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 13:04:59,159 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1016 transitions.
[2020-07-20 13:04:59,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112
[2020-07-20 13:04:59,162 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:04:59,162 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 13:04:59,375 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:04:59,376 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:04:59,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:04:59,377 INFO L82 PathProgramCache]: Analyzing trace with hash 257320022, now seen corresponding path program 1 times
[2020-07-20 13:04:59,378 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:04:59,378 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1497271740]
[2020-07-20 13:04:59,379 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:04:59,871 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 13:04:59,872 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:04:59,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 13 conjunts are in the unsatisfiable core
[2020-07-20 13:04:59,882 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:04:59,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 13:04:59,937 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:04:59,937 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1497271740]
[2020-07-20 13:04:59,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:04:59,938 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-07-20 13:04:59,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463521996]
[2020-07-20 13:04:59,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-20 13:04:59,939 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:04:59,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-20 13:04:59,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2020-07-20 13:04:59,940 INFO L87 Difference]: Start difference. First operand 785 states and 1016 transitions. Second operand 6 states.
[2020-07-20 13:05:01,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:01,297 INFO L93 Difference]: Finished difference Result 2691 states and 3860 transitions.
[2020-07-20 13:05:01,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2020-07-20 13:05:01,297 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 111
[2020-07-20 13:05:01,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:01,312 INFO L225 Difference]: With dead ends: 2691
[2020-07-20 13:05:01,312 INFO L226 Difference]: Without dead ends: 1934
[2020-07-20 13:05:01,316 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 105 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72
[2020-07-20 13:05:01,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1934 states.
[2020-07-20 13:05:01,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1934 to 1722.
[2020-07-20 13:05:01,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1722 states.
[2020-07-20 13:05:01,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1722 states and 2400 transitions.
[2020-07-20 13:05:01,424 INFO L78 Accepts]: Start accepts. Automaton has 1722 states and 2400 transitions. Word has length 111
[2020-07-20 13:05:01,424 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:01,425 INFO L479 AbstractCegarLoop]: Abstraction has 1722 states and 2400 transitions.
[2020-07-20 13:05:01,425 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-20 13:05:01,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2400 transitions.
[2020-07-20 13:05:01,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104
[2020-07-20 13:05:01,427 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:01,428 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 13:05:01,640 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:01,641 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:01,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:01,642 INFO L82 PathProgramCache]: Analyzing trace with hash -1132412678, now seen corresponding path program 1 times
[2020-07-20 13:05:01,642 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:01,642 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1091782025]
[2020-07-20 13:05:01,642 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:01,907 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s)
[2020-07-20 13:05:01,907 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:01,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 2 conjunts are in the unsatisfiable core
[2020-07-20 13:05:01,914 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:01,935 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2020-07-20 13:05:01,936 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:01,936 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1091782025]
[2020-07-20 13:05:01,936 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:01,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 13:05:01,937 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267420030]
[2020-07-20 13:05:01,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 13:05:01,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:01,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 13:05:01,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 13:05:01,938 INFO L87 Difference]: Start difference. First operand 1722 states and 2400 transitions. Second operand 3 states.
[2020-07-20 13:05:01,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:01,996 INFO L93 Difference]: Finished difference Result 2837 states and 3715 transitions.
[2020-07-20 13:05:01,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 13:05:01,996 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103
[2020-07-20 13:05:01,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:02,005 INFO L225 Difference]: With dead ends: 2837
[2020-07-20 13:05:02,006 INFO L226 Difference]: Without dead ends: 1542
[2020-07-20 13:05:02,050 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 13:05:02,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1542 states.
[2020-07-20 13:05:02,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1542 to 1542.
[2020-07-20 13:05:02,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1542 states.
[2020-07-20 13:05:02,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1542 states and 1992 transitions.
[2020-07-20 13:05:02,126 INFO L78 Accepts]: Start accepts. Automaton has 1542 states and 1992 transitions. Word has length 103
[2020-07-20 13:05:02,127 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:02,127 INFO L479 AbstractCegarLoop]: Abstraction has 1542 states and 1992 transitions.
[2020-07-20 13:05:02,127 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 13:05:02,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1992 transitions.
[2020-07-20 13:05:02,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108
[2020-07-20 13:05:02,129 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:02,129 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 13:05:02,343 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:02,344 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:02,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:02,345 INFO L82 PathProgramCache]: Analyzing trace with hash -1842327856, now seen corresponding path program 1 times
[2020-07-20 13:05:02,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:02,346 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1058895482]
[2020-07-20 13:05:02,346 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:02,679 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 13:05:02,679 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:02,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 11 conjunts are in the unsatisfiable core
[2020-07-20 13:05:02,687 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 13:05:02,724 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:02,724 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1058895482]
[2020-07-20 13:05:02,724 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:02,724 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-07-20 13:05:02,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275032942]
[2020-07-20 13:05:02,725 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-20 13:05:02,725 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:02,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-20 13:05:02,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2020-07-20 13:05:02,726 INFO L87 Difference]: Start difference. First operand 1542 states and 1992 transitions. Second operand 6 states.
[2020-07-20 13:05:02,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:02,824 INFO L93 Difference]: Finished difference Result 3098 states and 4218 transitions.
[2020-07-20 13:05:02,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2020-07-20 13:05:02,825 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 107
[2020-07-20 13:05:02,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:02,837 INFO L225 Difference]: With dead ends: 3098
[2020-07-20 13:05:02,837 INFO L226 Difference]: Without dead ends: 1584
[2020-07-20 13:05:02,846 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2020-07-20 13:05:02,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1584 states.
[2020-07-20 13:05:02,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1584 to 1572.
[2020-07-20 13:05:02,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1572 states.
[2020-07-20 13:05:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1572 states and 2030 transitions.
[2020-07-20 13:05:02,941 INFO L78 Accepts]: Start accepts. Automaton has 1572 states and 2030 transitions. Word has length 107
[2020-07-20 13:05:02,941 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:02,942 INFO L479 AbstractCegarLoop]: Abstraction has 1572 states and 2030 transitions.
[2020-07-20 13:05:02,942 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-20 13:05:02,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 2030 transitions.
[2020-07-20 13:05:02,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108
[2020-07-20 13:05:02,959 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:02,960 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 13:05:03,160 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:03,161 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:03,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:03,161 INFO L82 PathProgramCache]: Analyzing trace with hash 85944846, now seen corresponding path program 1 times
[2020-07-20 13:05:03,162 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:03,162 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [178292149]
[2020-07-20 13:05:03,162 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:03,528 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 13:05:03,528 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:03,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 5 conjunts are in the unsatisfiable core
[2020-07-20 13:05:03,534 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:03,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 13:05:03,567 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:03,567 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [178292149]
[2020-07-20 13:05:03,567 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:03,567 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-07-20 13:05:03,568 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233825334]
[2020-07-20 13:05:03,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-07-20 13:05:03,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:03,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-07-20 13:05:03,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-07-20 13:05:03,569 INFO L87 Difference]: Start difference. First operand 1572 states and 2030 transitions. Second operand 5 states.
[2020-07-20 13:05:03,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:03,671 INFO L93 Difference]: Finished difference Result 2906 states and 3854 transitions.
[2020-07-20 13:05:03,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2020-07-20 13:05:03,674 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 107
[2020-07-20 13:05:03,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:03,692 INFO L225 Difference]: With dead ends: 2906
[2020-07-20 13:05:03,692 INFO L226 Difference]: Without dead ends: 1362
[2020-07-20 13:05:03,702 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-07-20 13:05:03,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1362 states.
[2020-07-20 13:05:03,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1362 to 1362.
[2020-07-20 13:05:03,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1362 states.
[2020-07-20 13:05:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1362 states and 1736 transitions.
[2020-07-20 13:05:03,767 INFO L78 Accepts]: Start accepts. Automaton has 1362 states and 1736 transitions. Word has length 107
[2020-07-20 13:05:03,767 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:03,767 INFO L479 AbstractCegarLoop]: Abstraction has 1362 states and 1736 transitions.
[2020-07-20 13:05:03,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-07-20 13:05:03,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1736 transitions.
[2020-07-20 13:05:03,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112
[2020-07-20 13:05:03,770 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:03,770 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 13:05:03,984 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:03,985 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:03,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:03,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1945052595, now seen corresponding path program 1 times
[2020-07-20 13:05:03,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:03,987 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [447322589]
[2020-07-20 13:05:03,987 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:04,437 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 13:05:04,438 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:04,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 22 conjunts are in the unsatisfiable core
[2020-07-20 13:05:04,449 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:04,548 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 13:05:04,548 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:04,549 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [447322589]
[2020-07-20 13:05:04,549 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:04,549 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2020-07-20 13:05:04,549 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236151137]
[2020-07-20 13:05:04,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-07-20 13:05:04,550 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:04,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-07-20 13:05:04,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90
[2020-07-20 13:05:04,551 INFO L87 Difference]: Start difference. First operand 1362 states and 1736 transitions. Second operand 10 states.
[2020-07-20 13:05:06,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:06,305 INFO L93 Difference]: Finished difference Result 3457 states and 4861 transitions.
[2020-07-20 13:05:06,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2020-07-20 13:05:06,306 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 111
[2020-07-20 13:05:06,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:06,332 INFO L225 Difference]: With dead ends: 3457
[2020-07-20 13:05:06,332 INFO L226 Difference]: Without dead ends: 2123
[2020-07-20 13:05:06,339 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420
[2020-07-20 13:05:06,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2123 states.
[2020-07-20 13:05:06,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2123 to 1495.
[2020-07-20 13:05:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1495 states.
[2020-07-20 13:05:06,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1495 states and 1846 transitions.
[2020-07-20 13:05:06,455 INFO L78 Accepts]: Start accepts. Automaton has 1495 states and 1846 transitions. Word has length 111
[2020-07-20 13:05:06,455 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:06,455 INFO L479 AbstractCegarLoop]: Abstraction has 1495 states and 1846 transitions.
[2020-07-20 13:05:06,455 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-07-20 13:05:06,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1846 transitions.
[2020-07-20 13:05:06,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153
[2020-07-20 13:05:06,459 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:06,459 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 13:05:06,672 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:06,673 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:06,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:06,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1275430475, now seen corresponding path program 1 times
[2020-07-20 13:05:06,673 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:06,674 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [877224202]
[2020-07-20 13:05:06,674 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:07,027 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s)
[2020-07-20 13:05:07,028 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:07,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 3 conjunts are in the unsatisfiable core
[2020-07-20 13:05:07,036 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:07,066 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.
[2020-07-20 13:05:07,066 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:07,066 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [877224202]
[2020-07-20 13:05:07,067 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:07,067 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 13:05:07,067 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012611736]
[2020-07-20 13:05:07,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 13:05:07,068 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:07,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 13:05:07,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 13:05:07,068 INFO L87 Difference]: Start difference. First operand 1495 states and 1846 transitions. Second operand 3 states.
[2020-07-20 13:05:07,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:07,185 INFO L93 Difference]: Finished difference Result 1856 states and 2287 transitions.
[2020-07-20 13:05:07,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 13:05:07,186 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152
[2020-07-20 13:05:07,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:07,190 INFO L225 Difference]: With dead ends: 1856
[2020-07-20 13:05:07,190 INFO L226 Difference]: Without dead ends: 692
[2020-07-20 13:05:07,193 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 13:05:07,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states.
[2020-07-20 13:05:07,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 674.
[2020-07-20 13:05:07,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states.
[2020-07-20 13:05:07,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 801 transitions.
[2020-07-20 13:05:07,226 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 801 transitions. Word has length 152
[2020-07-20 13:05:07,227 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:07,227 INFO L479 AbstractCegarLoop]: Abstraction has 674 states and 801 transitions.
[2020-07-20 13:05:07,227 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 13:05:07,227 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 801 transitions.
[2020-07-20 13:05:07,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171
[2020-07-20 13:05:07,229 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:07,230 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 13:05:07,443 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:07,444 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:07,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:07,445 INFO L82 PathProgramCache]: Analyzing trace with hash -451795391, now seen corresponding path program 1 times
[2020-07-20 13:05:07,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:07,446 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [86416032]
[2020-07-20 13:05:07,446 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:07,919 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 13:05:07,919 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:07,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 961 conjuncts, 8 conjunts are in the unsatisfiable core
[2020-07-20 13:05:07,929 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:07,992 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 13:05:07,992 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2020-07-20 13:05:08,527 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked.
[2020-07-20 13:05:08,528 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [86416032]
[2020-07-20 13:05:08,528 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-07-20 13:05:08,529 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10
[2020-07-20 13:05:08,529 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987353493]
[2020-07-20 13:05:08,530 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-07-20 13:05:08,530 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:08,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-07-20 13:05:08,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90
[2020-07-20 13:05:08,531 INFO L87 Difference]: Start difference. First operand 674 states and 801 transitions. Second operand 10 states.
[2020-07-20 13:05:09,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:09,589 INFO L93 Difference]: Finished difference Result 1449 states and 1751 transitions.
[2020-07-20 13:05:09,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states.
[2020-07-20 13:05:09,590 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170
[2020-07-20 13:05:09,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:09,591 INFO L225 Difference]: With dead ends: 1449
[2020-07-20 13:05:09,591 INFO L226 Difference]: Without dead ends: 0
[2020-07-20 13:05:09,595 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 327 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306
[2020-07-20 13:05:09,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-20 13:05:09,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-20 13:05:09,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-20 13:05:09,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-20 13:05:09,597 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 170
[2020-07-20 13:05:09,597 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:09,597 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-20 13:05:09,597 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-07-20 13:05:09,597 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-20 13:05:09,597 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-20 13:05:09,809 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:09,813 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-20 13:05:11,978 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 27
[2020-07-20 13:05:12,457 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26
[2020-07-20 13:05:13,057 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 51
[2020-07-20 13:05:13,545 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 47
[2020-07-20 13:05:13,828 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 33
[2020-07-20 13:05:13,962 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 33
[2020-07-20 13:05:14,195 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 36
[2020-07-20 13:05:14,320 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 25
[2020-07-20 13:05:14,548 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 27
[2020-07-20 13:05:14,764 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 27
[2020-07-20 13:05:15,067 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 32
[2020-07-20 13:05:15,436 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 37
[2020-07-20 13:05:15,756 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 41
[2020-07-20 13:05:16,442 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 32
[2020-07-20 13:05:16,624 INFO L268 CegarLoopResult]: For program point L544(lines 521 545) no Hoare annotation was computed.
[2020-07-20 13:05:16,624 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 497 552) no Hoare annotation was computed.
[2020-07-20 13:05:16,625 INFO L268 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed.
[2020-07-20 13:05:16,625 INFO L268 CegarLoopResult]: For program point L528-1(lines 528 532) no Hoare annotation was computed.
[2020-07-20 13:05:16,625 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed.
[2020-07-20 13:05:16,625 INFO L268 CegarLoopResult]: For program point L522-2(lines 522 543) no Hoare annotation was computed.
[2020-07-20 13:05:16,625 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 497 552) no Hoare annotation was computed.
[2020-07-20 13:05:16,625 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 497 552) no Hoare annotation was computed.
[2020-07-20 13:05:16,626 INFO L268 CegarLoopResult]: For program point L579-2(lines 579 604) no Hoare annotation was computed.
[2020-07-20 13:05:16,626 INFO L268 CegarLoopResult]: For program point L605(lines 578 606) no Hoare annotation was computed.
[2020-07-20 13:05:16,626 INFO L268 CegarLoopResult]: For program point L598(line 598) no Hoare annotation was computed.
[2020-07-20 13:05:16,626 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 553 612) no Hoare annotation was computed.
[2020-07-20 13:05:16,626 INFO L268 CegarLoopResult]: For program point L598-1(line 598) no Hoare annotation was computed.
[2020-07-20 13:05:16,626 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 553 612) no Hoare annotation was computed.
[2020-07-20 13:05:16,626 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 553 612) no Hoare annotation was computed.
[2020-07-20 13:05:16,627 INFO L268 CegarLoopResult]: For program point L585(lines 585 589) no Hoare annotation was computed.
[2020-07-20 13:05:16,627 INFO L268 CegarLoopResult]: For program point L585-1(lines 585 589) no Hoare annotation was computed.
[2020-07-20 13:05:16,627 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed.
[2020-07-20 13:05:16,627 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 829 835) the Hoare annotation is: true
[2020-07-20 13:05:16,627 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 829 835) no Hoare annotation was computed.
[2020-07-20 13:05:16,627 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 836 844) no Hoare annotation was computed.
[2020-07-20 13:05:16,628 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 836 844) the Hoare annotation is: true
[2020-07-20 13:05:16,628 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 836 844) no Hoare annotation was computed.
[2020-07-20 13:05:16,628 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 848 855) the Hoare annotation is: true
[2020-07-20 13:05:16,628 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 848 855) no Hoare annotation was computed.
[2020-07-20 13:05:16,628 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 848 855) no Hoare annotation was computed.
[2020-07-20 13:05:16,628 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 856 865) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= 1 ~pumpRunning~0))) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse1 (<= 1 ~switchedOnBeforeTS~0) (not (= 0 ~pumpRunning~0)))))
[2020-07-20 13:05:16,628 INFO L268 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed.
[2020-07-20 13:05:16,629 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 856 865) no Hoare annotation was computed.
[2020-07-20 13:05:16,629 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 856 865) no Hoare annotation was computed.
[2020-07-20 13:05:16,629 INFO L264 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (not (= 0 ~systemActive~0)) .cse2) (or .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse3) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse3)))
[2020-07-20 13:05:16,629 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 866 894) the Hoare annotation is: true
[2020-07-20 13:05:16,629 INFO L268 CegarLoopResult]: For program point L879(lines 879 885) no Hoare annotation was computed.
[2020-07-20 13:05:16,629 INFO L268 CegarLoopResult]: For program point L878(lines 878 888) no Hoare annotation was computed.
[2020-07-20 13:05:16,630 INFO L264 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= 1 ~systemActive~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= 0 ~systemActive~0)) .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 (not (<= 1 ~pumpRunning~0)))))
[2020-07-20 13:05:16,630 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 866 894) no Hoare annotation was computed.
[2020-07-20 13:05:16,630 INFO L268 CegarLoopResult]: For program point L876-1(line 876) no Hoare annotation was computed.
[2020-07-20 13:05:16,630 INFO L268 CegarLoopResult]: For program point L874(lines 874 891) no Hoare annotation was computed.
[2020-07-20 13:05:16,630 INFO L268 CegarLoopResult]: For program point L874-1(lines 866 894) no Hoare annotation was computed.
[2020-07-20 13:05:16,630 INFO L271 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: true
[2020-07-20 13:05:16,630 INFO L268 CegarLoopResult]: For program point L872-1(line 872) no Hoare annotation was computed.
[2020-07-20 13:05:16,630 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 421 443) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 13:05:16,631 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 421 443) no Hoare annotation was computed.
[2020-07-20 13:05:16,631 INFO L264 CegarLoopResult]: At program point L433(line 433) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 13:05:16,631 INFO L264 CegarLoopResult]: At program point L433-1(line 433) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 13:05:16,631 INFO L268 CegarLoopResult]: For program point L431(lines 431 438) no Hoare annotation was computed.
[2020-07-20 13:05:16,631 INFO L268 CegarLoopResult]: For program point L431-1(lines 431 438) no Hoare annotation was computed.
[2020-07-20 13:05:16,631 INFO L268 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed.
[2020-07-20 13:05:16,631 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 421 443) no Hoare annotation was computed.
[2020-07-20 13:05:16,632 INFO L264 CegarLoopResult]: At program point L428(line 428) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 13:05:16,632 INFO L264 CegarLoopResult]: At program point L427(line 427) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 13:05:16,632 INFO L264 CegarLoopResult]: At program point L427-1(line 427) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 13:05:16,632 INFO L268 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed.
[2020-07-20 13:05:16,632 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed.
[2020-07-20 13:05:16,632 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 375 398) no Hoare annotation was computed.
[2020-07-20 13:05:16,632 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed.
[2020-07-20 13:05:16,633 INFO L268 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed.
[2020-07-20 13:05:16,633 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed.
[2020-07-20 13:05:16,633 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 375 398) no Hoare annotation was computed.
[2020-07-20 13:05:16,633 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed.
[2020-07-20 13:05:16,633 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 375 398) no Hoare annotation was computed.
[2020-07-20 13:05:16,633 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed.
[2020-07-20 13:05:16,633 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed.
[2020-07-20 13:05:16,633 INFO L268 CegarLoopResult]: For program point L391(line 391) no Hoare annotation was computed.
[2020-07-20 13:05:16,633 INFO L268 CegarLoopResult]: For program point L390(line 390) no Hoare annotation was computed.
[2020-07-20 13:05:16,634 INFO L268 CegarLoopResult]: For program point L389(line 389) no Hoare annotation was computed.
[2020-07-20 13:05:16,634 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed.
[2020-07-20 13:05:16,634 INFO L268 CegarLoopResult]: For program point L387(line 387) no Hoare annotation was computed.
[2020-07-20 13:05:16,634 INFO L268 CegarLoopResult]: For program point L386(line 386) no Hoare annotation was computed.
[2020-07-20 13:05:16,634 INFO L264 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)))))
[2020-07-20 13:05:16,634 INFO L268 CegarLoopResult]: For program point L118-1(lines 99 123) no Hoare annotation was computed.
[2020-07-20 13:05:16,634 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~0) (= 0 ~pumpRunning~0)))))
[2020-07-20 13:05:16,635 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 99 123) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))))
[2020-07-20 13:05:16,635 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (and (<= 2 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)))))
[2020-07-20 13:05:16,635 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 99 123) no Hoare annotation was computed.
[2020-07-20 13:05:16,635 INFO L268 CegarLoopResult]: For program point L107(lines 107 115) no Hoare annotation was computed.
[2020-07-20 13:05:16,635 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))))
[2020-07-20 13:05:16,635 INFO L268 CegarLoopResult]: For program point L105-1(line 105) no Hoare annotation was computed.
[2020-07-20 13:05:16,635 INFO L268 CegarLoopResult]: For program point L103(lines 103 120) no Hoare annotation was computed.
[2020-07-20 13:05:16,636 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 258 272) no Hoare annotation was computed.
[2020-07-20 13:05:16,636 INFO L264 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (and (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))) (or (not (<= ~waterLevel~0 1)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))
[2020-07-20 13:05:16,636 INFO L268 CegarLoopResult]: For program point L262(lines 262 268) no Hoare annotation was computed.
[2020-07-20 13:05:16,636 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 258 272) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (<= ~waterLevel~0 1)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) (or .cse0 .cse1 (= 0 ~pumpRunning~0)) (or .cse0 (= 0 ~systemActive~0) .cse1 (not (= 0 |old(~systemActive~0)|)))))
[2020-07-20 13:05:16,636 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 258 272) no Hoare annotation was computed.
[2020-07-20 13:05:16,636 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 194 202) no Hoare annotation was computed.
[2020-07-20 13:05:16,637 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 194 202) the Hoare annotation is: true
[2020-07-20 13:05:16,637 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 194 202) no Hoare annotation was computed.
[2020-07-20 13:05:16,637 INFO L268 CegarLoopResult]: For program point L222(lines 222 230) no Hoare annotation was computed.
[2020-07-20 13:05:16,637 INFO L268 CegarLoopResult]: For program point L222-2(lines 222 230) no Hoare annotation was computed.
[2020-07-20 13:05:16,637 INFO L268 CegarLoopResult]: For program point L210(lines 210 218) no Hoare annotation was computed.
[2020-07-20 13:05:16,637 INFO L268 CegarLoopResult]: For program point L210-2(lines 210 218) no Hoare annotation was computed.
[2020-07-20 13:05:16,637 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 203 238) no Hoare annotation was computed.
[2020-07-20 13:05:16,637 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed.
[2020-07-20 13:05:16,637 INFO L268 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed.
[2020-07-20 13:05:16,638 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 203 238) no Hoare annotation was computed.
[2020-07-20 13:05:16,638 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 203 238) no Hoare annotation was computed.
[2020-07-20 13:05:16,638 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 822 828) no Hoare annotation was computed.
[2020-07-20 13:05:16,638 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 822 828) the Hoare annotation is: true
[2020-07-20 13:05:16,638 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 451 496) no Hoare annotation was computed.
[2020-07-20 13:05:16,638 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 451 496) no Hoare annotation was computed.
[2020-07-20 13:05:16,638 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 451 496) no Hoare annotation was computed.
[2020-07-20 13:05:16,638 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 764 809) no Hoare annotation was computed.
[2020-07-20 13:05:16,639 INFO L268 CegarLoopResult]: For program point L784(lines 784 791) no Hoare annotation was computed.
[2020-07-20 13:05:16,639 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 764 809) no Hoare annotation was computed.
[2020-07-20 13:05:16,639 INFO L268 CegarLoopResult]: For program point L778(lines 778 798) no Hoare annotation was computed.
[2020-07-20 13:05:16,639 INFO L268 CegarLoopResult]: For program point L778-1(lines 778 798) no Hoare annotation was computed.
[2020-07-20 13:05:16,639 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 764 809) no Hoare annotation was computed.
[2020-07-20 13:05:16,639 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 407 417) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 13:05:16,639 INFO L264 CegarLoopResult]: At program point L412(line 412) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 13:05:16,640 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 407 417) no Hoare annotation was computed.
[2020-07-20 13:05:16,640 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 407 417) no Hoare annotation was computed.
[2020-07-20 13:05:16,640 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 183 193) the Hoare annotation is: true
[2020-07-20 13:05:16,640 INFO L271 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: true
[2020-07-20 13:05:16,640 INFO L268 CegarLoopResult]: For program point L188-1(line 188) no Hoare annotation was computed.
[2020-07-20 13:05:16,640 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 183 193) no Hoare annotation was computed.
[2020-07-20 13:05:16,640 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 183 193) no Hoare annotation was computed.
[2020-07-20 13:05:16,640 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 175 182) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)))
[2020-07-20 13:05:16,641 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 175 182) no Hoare annotation was computed.
[2020-07-20 13:05:16,641 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 175 182) no Hoare annotation was computed.
[2020-07-20 13:05:16,641 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 975 988) no Hoare annotation was computed.
[2020-07-20 13:05:16,641 INFO L268 CegarLoopResult]: For program point L979(lines 979 985) no Hoare annotation was computed.
[2020-07-20 13:05:16,641 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 975 988) the Hoare annotation is: true
[2020-07-20 13:05:16,641 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 975 988) no Hoare annotation was computed.
[2020-07-20 13:05:16,641 INFO L268 CegarLoopResult]: For program point L129(lines 129 146) no Hoare annotation was computed.
[2020-07-20 13:05:16,641 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 125 149) no Hoare annotation was computed.
[2020-07-20 13:05:16,642 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 125 149) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))))
[2020-07-20 13:05:16,642 INFO L264 CegarLoopResult]: At program point L144(line 144) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0))))
[2020-07-20 13:05:16,642 INFO L268 CegarLoopResult]: For program point L144-1(lines 125 149) no Hoare annotation was computed.
[2020-07-20 13:05:16,642 INFO L264 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)))))
[2020-07-20 13:05:16,642 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)))))
[2020-07-20 13:05:16,642 INFO L268 CegarLoopResult]: For program point L133(lines 133 141) no Hoare annotation was computed.
[2020-07-20 13:05:16,643 INFO L264 CegarLoopResult]: At program point L131(line 131) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)))))
[2020-07-20 13:05:16,643 INFO L268 CegarLoopResult]: For program point L131-1(line 131) no Hoare annotation was computed.
[2020-07-20 13:05:16,643 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 91 97) no Hoare annotation was computed.
[2020-07-20 13:05:16,643 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 91 97) the Hoare annotation is: true
[2020-07-20 13:05:16,643 INFO L268 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed.
[2020-07-20 13:05:16,643 INFO L264 CegarLoopResult]: At program point testENTRY(lines 277 342) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 13:05:16,643 INFO L268 CegarLoopResult]: For program point testFINAL(lines 277 342) no Hoare annotation was computed.
[2020-07-20 13:05:16,643 INFO L264 CegarLoopResult]: At program point L335(lines 286 336) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)))
[2020-07-20 13:05:16,644 INFO L264 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (<= ~waterLevel~0 2) (<= test_~splverifierCounter~0 0)))
[2020-07-20 13:05:16,644 INFO L268 CegarLoopResult]: For program point L323(lines 323 329) no Hoare annotation was computed.
[2020-07-20 13:05:16,644 INFO L264 CegarLoopResult]: At program point L323-1(lines 317 330) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 .cse3) (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~systemActive~0) .cse0 .cse4 .cse1) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 .cse4 .cse1 .cse2) (not (<= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3)))
[2020-07-20 13:05:16,644 INFO L268 CegarLoopResult]: For program point L288(lines 287 334) no Hoare annotation was computed.
[2020-07-20 13:05:16,644 INFO L268 CegarLoopResult]: For program point L317(lines 317 330) no Hoare annotation was computed.
[2020-07-20 13:05:16,644 INFO L264 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 .cse3) (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~systemActive~0) .cse0 .cse4 .cse1) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 .cse4 .cse1 .cse2) (not (<= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3)))
[2020-07-20 13:05:16,645 INFO L268 CegarLoopResult]: For program point L307(lines 307 313) no Hoare annotation was computed.
[2020-07-20 13:05:16,645 INFO L268 CegarLoopResult]: For program point L307-1(lines 307 313) no Hoare annotation was computed.
[2020-07-20 13:05:16,645 INFO L264 CegarLoopResult]: At program point L332(lines 287 334) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (and (= 0 ~systemActive~0) .cse3 .cse4 .cse0) (and .cse3 .cse4 .cse0 .cse1) (not (<= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2)))
[2020-07-20 13:05:16,645 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (and (= 0 ~systemActive~0) .cse3 .cse4 .cse0) (and .cse3 .cse4 .cse0 .cse1) (not (<= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2)))
[2020-07-20 13:05:16,645 INFO L268 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed.
[2020-07-20 13:05:16,645 INFO L268 CegarLoopResult]: For program point L297-1(lines 297 303) no Hoare annotation was computed.
[2020-07-20 13:05:16,645 INFO L268 CegarLoopResult]: For program point testEXIT(lines 277 342) no Hoare annotation was computed.
[2020-07-20 13:05:16,646 INFO L268 CegarLoopResult]: For program point L732(lines 732 752) no Hoare annotation was computed.
[2020-07-20 13:05:16,646 INFO L268 CegarLoopResult]: For program point L732-1(lines 732 752) no Hoare annotation was computed.
[2020-07-20 13:05:16,646 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 718 763) no Hoare annotation was computed.
[2020-07-20 13:05:16,646 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 718 763) no Hoare annotation was computed.
[2020-07-20 13:05:16,646 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 718 763) no Hoare annotation was computed.
[2020-07-20 13:05:16,646 INFO L268 CegarLoopResult]: For program point L738(lines 738 745) no Hoare annotation was computed.
[2020-07-20 13:05:16,646 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 150 157) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)))
[2020-07-20 13:05:16,646 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 150 157) no Hoare annotation was computed.
[2020-07-20 13:05:16,647 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 150 157) no Hoare annotation was computed.
[2020-07-20 13:05:16,647 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 943 965) no Hoare annotation was computed.
[2020-07-20 13:05:16,647 INFO L268 CegarLoopResult]: For program point L951(lines 951 959) no Hoare annotation was computed.
[2020-07-20 13:05:16,647 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 943 965) no Hoare annotation was computed.
[2020-07-20 13:05:16,647 INFO L268 CegarLoopResult]: For program point L951-2(lines 951 959) no Hoare annotation was computed.
[2020-07-20 13:05:16,647 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 943 965) no Hoare annotation was computed.
[2020-07-20 13:05:16,647 INFO L268 CegarLoopResult]: For program point L704(lines 704 711) no Hoare annotation was computed.
[2020-07-20 13:05:16,647 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 615 717) no Hoare annotation was computed.
[2020-07-20 13:05:16,647 INFO L268 CegarLoopResult]: For program point L665(lines 664 684) no Hoare annotation was computed.
[2020-07-20 13:05:16,648 INFO L268 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed.
[2020-07-20 13:05:16,648 INFO L268 CegarLoopResult]: For program point L696-1(line 696) no Hoare annotation was computed.
[2020-07-20 13:05:16,648 INFO L268 CegarLoopResult]: For program point L661(lines 661 702) no Hoare annotation was computed.
[2020-07-20 13:05:16,648 INFO L268 CegarLoopResult]: For program point L680(line 680) no Hoare annotation was computed.
[2020-07-20 13:05:16,648 INFO L268 CegarLoopResult]: For program point L680-1(line 680) no Hoare annotation was computed.
[2020-07-20 13:05:16,648 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 615 717) no Hoare annotation was computed.
[2020-07-20 13:05:16,648 INFO L268 CegarLoopResult]: For program point L639(lines 639 643) no Hoare annotation was computed.
[2020-07-20 13:05:16,648 INFO L268 CegarLoopResult]: For program point L703(lines 703 714) no Hoare annotation was computed.
[2020-07-20 13:05:16,649 INFO L268 CegarLoopResult]: For program point L666(lines 666 670) no Hoare annotation was computed.
[2020-07-20 13:05:16,649 INFO L268 CegarLoopResult]: For program point L664-2(lines 664 684) no Hoare annotation was computed.
[2020-07-20 13:05:16,649 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 615 717) no Hoare annotation was computed.
[2020-07-20 13:05:16,649 INFO L268 CegarLoopResult]: For program point L685(lines 663 686) no Hoare annotation was computed.
[2020-07-20 13:05:16,649 INFO L268 CegarLoopResult]: For program point L644(lines 644 660) no Hoare annotation was computed.
[2020-07-20 13:05:16,649 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 812 821) no Hoare annotation was computed.
[2020-07-20 13:05:16,649 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 812 821) no Hoare annotation was computed.
[2020-07-20 13:05:16,649 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 812 821) no Hoare annotation was computed.
[2020-07-20 13:05:16,649 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,649 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0))
[2020-07-20 13:05:16,650 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,650 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 158 174) no Hoare annotation was computed.
[2020-07-20 13:05:16,650 INFO L264 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)))
[2020-07-20 13:05:16,650 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 158 174) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)))
[2020-07-20 13:05:16,650 INFO L268 CegarLoopResult]: For program point L169-1(lines 158 174) no Hoare annotation was computed.
[2020-07-20 13:05:16,650 INFO L268 CegarLoopResult]: For program point L165(lines 165 171) no Hoare annotation was computed.
[2020-07-20 13:05:16,650 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)))
[2020-07-20 13:05:16,651 INFO L268 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed.
[2020-07-20 13:05:16,651 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 239 257) no Hoare annotation was computed.
[2020-07-20 13:05:16,651 INFO L268 CegarLoopResult]: For program point L248(lines 248 252) no Hoare annotation was computed.
[2020-07-20 13:05:16,651 INFO L271 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: true
[2020-07-20 13:05:16,651 INFO L268 CegarLoopResult]: For program point L248-2(lines 248 252) no Hoare annotation was computed.
[2020-07-20 13:05:16,651 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 239 257) the Hoare annotation is: true
[2020-07-20 13:05:16,651 INFO L268 CegarLoopResult]: For program point L246-1(line 246) no Hoare annotation was computed.
[2020-07-20 13:05:16,651 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 239 257) no Hoare annotation was computed.
[2020-07-20 13:05:16,651 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 966 974) the Hoare annotation is: true
[2020-07-20 13:05:16,651 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 966 974) no Hoare annotation was computed.
[2020-07-20 13:05:16,652 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 966 974) no Hoare annotation was computed.
[2020-07-20 13:05:16,652 INFO L268 CegarLoopResult]: For program point L926-1(lines 922 933) no Hoare annotation was computed.
[2020-07-20 13:05:16,652 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 922 933) the Hoare annotation is: true
[2020-07-20 13:05:16,652 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 922 933) no Hoare annotation was computed.
[2020-07-20 13:05:16,652 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,652 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,652 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,652 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 934 942) the Hoare annotation is: true
[2020-07-20 13:05:16,652 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 934 942) no Hoare annotation was computed.
[2020-07-20 13:05:16,653 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 934 942) no Hoare annotation was computed.
[2020-07-20 13:05:16,653 INFO L264 CegarLoopResult]: At program point L80(line 80) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse6 (not (<= |old(~waterLevel~0)| 2)))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 (and .cse2 .cse3 .cse4)) (or .cse0 (and .cse3 (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) .cse5 .cse6) (or (not (= 0 ~systemActive~0)) .cse5 .cse6) (or .cse0 .cse1 (and .cse2 (<= 1 ~waterLevel~0) (<= ~waterLevel~0 1) .cse4) .cse6 (not (<= 2 |old(~waterLevel~0)|)))))
[2020-07-20 13:05:16,653 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 64 90) the Hoare annotation is: (let ((.cse7 (<= ~waterLevel~0 2)) (.cse9 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse1 (not (= 0 ~systemActive~0))) (.cse4 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse0 (and .cse7 (= 0 ~pumpRunning~0) .cse9)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse6 (not (<= 1 ~systemActive~0))) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2) (or .cse4 .cse6 .cse5 .cse2) (or (and .cse7 .cse8 .cse9) .cse6 .cse10 .cse3 (not (<= 2 |old(~waterLevel~0)|))) (or .cse11 .cse4 .cse6 .cse10 (and .cse5 .cse8 .cse9)) (or .cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse2 (<= 1 ~switchedOnBeforeTS~0) .cse3) (or .cse6 .cse0 .cse2 .cse3) (or .cse11 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse6 .cse10 .cse3))))
[2020-07-20 13:05:16,653 INFO L264 CegarLoopResult]: At program point L78(lines 78 84) the Hoare annotation is: (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse14 (<= 1 ~switchedOnBeforeTS~0)) (.cse12 (<= 1 ~pumpRunning~0)) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse13 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse7 (not (<= 1 ~systemActive~0))) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (and (<= ~waterLevel~0 2) .cse0 .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3) (let ((.cse10 (<= 1 ~waterLevel~0)) (.cse11 (<= ~waterLevel~0 1))) (or .cse7 .cse8 (and .cse9 .cse10 .cse11 .cse12) .cse4 .cse13 (and .cse10 .cse0 .cse14 .cse11))) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse5 .cse7 .cse8 (and .cse9 .cse6 .cse12) (and .cse6 .cse0 .cse14)) (let ((.cse15 (<= 2 ~waterLevel~0))) (or .cse7 (and .cse15 .cse6 .cse0) .cse3 (and .cse15 .cse6 .cse12) .cse4 .cse13)) (or .cse5 .cse7 (and .cse6 .cse0 .cse1) .cse3)))
[2020-07-20 13:05:16,654 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 64 90) no Hoare annotation was computed.
[2020-07-20 13:05:16,654 INFO L264 CegarLoopResult]: At program point L73(line 73) the Hoare annotation is: (let ((.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 2)))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 (and .cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse3 .cse4) .cse5) (or (not (= 0 ~systemActive~0)) .cse6 .cse5) (or (and .cse2 (<= ~waterLevel~0 2) .cse4 .cse3) .cse0 .cse1 .cse5 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse6 .cse5)))
[2020-07-20 13:05:16,654 INFO L268 CegarLoopResult]: For program point L71(lines 67 89) no Hoare annotation was computed.
[2020-07-20 13:05:16,654 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 64 90) no Hoare annotation was computed.
[2020-07-20 13:05:16,654 INFO L268 CegarLoopResult]: For program point L69(lines 67 89) no Hoare annotation was computed.
[2020-07-20 13:05:16,654 INFO L271 CegarLoopResult]: At program point L355-2(lines 355 369) the Hoare annotation is: true
[2020-07-20 13:05:16,654 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 345 374) no Hoare annotation was computed.
[2020-07-20 13:05:16,654 INFO L271 CegarLoopResult]: At program point L351(line 351) the Hoare annotation is: true
[2020-07-20 13:05:16,654 INFO L268 CegarLoopResult]: For program point L351-1(line 351) no Hoare annotation was computed.
[2020-07-20 13:05:16,655 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 345 374) the Hoare annotation is: true
[2020-07-20 13:05:16,655 INFO L271 CegarLoopResult]: At program point L370(lines 345 374) the Hoare annotation is: true
[2020-07-20 13:05:16,655 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed.
[2020-07-20 13:05:16,655 INFO L268 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed.
[2020-07-20 13:05:16,655 INFO L271 CegarLoopResult]: At program point L359-1(lines 359 363) the Hoare annotation is: true
[2020-07-20 13:05:16,655 INFO L268 CegarLoopResult]: For program point L356(line 356) no Hoare annotation was computed.
[2020-07-20 13:05:16,655 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 898 909) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2)) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= 1 ~pumpRunning~0)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0)))
[2020-07-20 13:05:16,655 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 898 909) no Hoare annotation was computed.
[2020-07-20 13:05:16,655 INFO L268 CegarLoopResult]: For program point L902-1(lines 898 909) no Hoare annotation was computed.
[2020-07-20 13:05:16,656 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 399 405) no Hoare annotation was computed.
[2020-07-20 13:05:16,656 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 399 405) the Hoare annotation is: true
[2020-07-20 13:05:16,656 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,656 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0))
[2020-07-20 13:05:16,656 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true
[2020-07-20 13:05:16,656 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,656 INFO L268 CegarLoopResult]: For program point L914-1(lines 910 921) no Hoare annotation was computed.
[2020-07-20 13:05:16,656 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 910 921) no Hoare annotation was computed.
[2020-07-20 13:05:16,657 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 910 921) the Hoare annotation is: (let ((.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (and .cse7 .cse9)) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (not (= 0 ~systemActive~0))) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse6 (and (<= ~waterLevel~0 2) .cse9))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse4 .cse3) (or .cse1 .cse5 .cse2 .cse6) (or .cse1 .cse5 .cse4 (not (<= 2 |old(~waterLevel~0)|)) .cse6) (or .cse0 .cse7 .cse8 .cse2) (or .cse8 .cse5 .cse2 .cse6))))
[2020-07-20 13:05:16,657 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed.
[2020-07-20 13:05:16,657 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed.
[2020-07-20 13:05:16,657 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true
[2020-07-20 13:05:16,657 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed.
[2020-07-20 13:05:16,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:05:16 BoogieIcfgContainer
[2020-07-20 13:05:16,675 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-20 13:05:16,676 INFO L168 Benchmark]: Toolchain (without parser) took 25222.36 ms. Allocated memory was 143.7 MB in the beginning and 481.3 MB in the end (delta: 337.6 MB). Free memory was 99.9 MB in the beginning and 124.6 MB in the end (delta: -24.7 MB). Peak memory consumption was 358.4 MB. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,677 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 143.7 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.24 ms. Allocated memory was 143.7 MB in the beginning and 199.2 MB in the end (delta: 55.6 MB). Free memory was 99.5 MB in the beginning and 165.8 MB in the end (delta: -66.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,678 INFO L168 Benchmark]: Boogie Preprocessor took 86.50 ms. Allocated memory is still 199.2 MB. Free memory was 165.8 MB in the beginning and 161.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,679 INFO L168 Benchmark]: RCFGBuilder took 3218.91 ms. Allocated memory was 199.2 MB in the beginning and 229.1 MB in the end (delta: 29.9 MB). Free memory was 161.7 MB in the beginning and 191.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,680 INFO L168 Benchmark]: TraceAbstraction took 21215.55 ms. Allocated memory was 229.1 MB in the beginning and 481.3 MB in the end (delta: 252.2 MB). Free memory was 189.4 MB in the beginning and 124.6 MB in the end (delta: 64.8 MB). Peak memory consumption was 362.4 MB. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,683 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.53 ms. Allocated memory is still 143.7 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 695.24 ms. Allocated memory was 143.7 MB in the beginning and 199.2 MB in the end (delta: 55.6 MB). Free memory was 99.5 MB in the beginning and 165.8 MB in the end (delta: -66.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 86.50 ms. Allocated memory is still 199.2 MB. Free memory was 165.8 MB in the beginning and 161.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 3218.91 ms. Allocated memory was 199.2 MB in the beginning and 229.1 MB in the end (delta: 29.9 MB). Free memory was 161.7 MB in the beginning and 191.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 21215.55 ms. Allocated memory was 229.1 MB in the beginning and 481.3 MB in the end (delta: 252.2 MB). Free memory was 189.4 MB in the beginning and 124.6 MB in the end (delta: 64.8 MB). Peak memory consumption was 362.4 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable
For all program executions holds that call of __VERIFIER_error() unreachable at this location
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
- InvariantResult [Line: 355]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 345]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 287]: Loop Invariant
Derived loop invariant: ((((((!(\old(waterLevel) <= 1) || ((((pumpRunning <= switchedOnBeforeTS && waterLevel <= 1) && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || !(1 <= \old(waterLevel))) || (((0 == systemActive && waterLevel <= 2) && 0 == pumpRunning) && splverifierCounter <= 0)) || (((waterLevel <= 2 && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive))) || ((((2 <= waterLevel && waterLevel <= 2) && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning)
- InvariantResult [Line: 286]: Loop Invariant
Derived loop invariant: ((!(\old(waterLevel) <= 1) || !(0 == \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive))
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 42 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.2s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2291 SDtfs, 1716 SDslu, 3933 SDs, 0 SdLazy, 2623 SolverSat, 744 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1346 GetRequests, 1279 SyntacticMatches, 7 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1722occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 887 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 4560 PreInvPairs, 4752 NumberOfFragments, 2037 HoareAnnotationTreeSize, 4560 FomulaSimplifications, 6195 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 67 FomulaSimplificationsInter, 13053 FormulaSimplificationTreeSizeReductionInter, 4.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1161 NumberOfCodeBlocks, 915 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 1319 ConstructedInterpolants, 0 QuantifiedInterpolants, 288733 SizeOfPredicates, 30 NumberOfNonLiveVariables, 8453 ConjunctsInSsa, 94 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 138/160 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...