/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_product53.cil.c
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-d623d84
[2020-07-20 13:04:57,097 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-07-20 13:04:57,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-20 13:04:57,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-20 13:04:57,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-20 13:04:57,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-20 13:04:57,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-20 13:04:57,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-20 13:04:57,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-20 13:04:57,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-20 13:04:57,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-07-20 13:04:57,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-20 13:04:57,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-20 13:04:57,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-20 13:04:57,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-20 13:04:57,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-20 13:04:57,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-20 13:04:57,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-20 13:04:57,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-20 13:04:57,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-20 13:04:57,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-20 13:04:57,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-20 13:04:57,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-07-20 13:04:57,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-20 13:04:57,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-20 13:04:57,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-07-20 13:04:57,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-20 13:04:57,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-20 13:04:57,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-20 13:04:57,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-20 13:04:57,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-07-20 13:04:57,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-07-20 13:04:57,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-07-20 13:04:57,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2020-07-20 13:04:57,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-07-20 13:04:57,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-07-20 13:04:57,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-07-20 13:04:57,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-07-20 13:04:57,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-07-20 13:04:57,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-07-20 13:04:57,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-07-20 13:04:57,156 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 13:04:57,170 INFO L113 SettingsManager]: Loading preferences was successful
[2020-07-20 13:04:57,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-20 13:04:57,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-20 13:04:57,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-07-20 13:04:57,172 INFO L138 SettingsManager]: * Use SBE=true
[2020-07-20 13:04:57,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-20 13:04:57,172 INFO L138 SettingsManager]: * sizeof long=4
[2020-07-20 13:04:57,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-07-20 13:04:57,173 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-07-20 13:04:57,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-07-20 13:04:57,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-07-20 13:04:57,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-20 13:04:57,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-07-20 13:04:57,174 INFO L138 SettingsManager]: * sizeof long double=12
[2020-07-20 13:04:57,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-07-20 13:04:57,174 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-07-20 13:04:57,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-07-20 13:04:57,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-20 13:04:57,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-07-20 13:04:57,175 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-07-20 13:04:57,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-07-20 13:04:57,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 13:04:57,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-20 13:04:57,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-07-20 13:04:57,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-20 13:04:57,176 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-07-20 13:04:57,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:04:57,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-20 13:04:57,177 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-07-20 13:04:57,177 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 13:04:57,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-20 13:04:57,469 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-20 13:04:57,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-20 13:04:57,474 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-07-20 13:04:57,475 INFO L275 PluginConnector]: CDTParser initialized
[2020-07-20 13:04:57,475 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c
[2020-07-20 13:04:57,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1be48257d/4eef9f51e9614b9f8a8f25319135baec/FLAG61172b20d
[2020-07-20 13:04:58,094 INFO L306 CDTParser]: Found 1 translation units.
[2020-07-20 13:04:58,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c
[2020-07-20 13:04:58,110 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1be48257d/4eef9f51e9614b9f8a8f25319135baec/FLAG61172b20d
[2020-07-20 13:04:58,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1be48257d/4eef9f51e9614b9f8a8f25319135baec
[2020-07-20 13:04:58,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-20 13:04:58,385 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-20 13:04:58,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-20 13:04:58,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-20 13:04:58,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-20 13:04:58,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:58" (1/1) ...
[2020-07-20 13:04:58,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ef5c86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:58, skipping insertion in model container
[2020-07-20 13:04:58,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:58" (1/1) ...
[2020-07-20 13:04:58,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-07-20 13:04:58,453 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-07-20 13:04:58,810 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-20 13:04:58,822 INFO L203 MainTranslator]: Completed pre-run
[2020-07-20 13:04:59,044 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-20 13:04:59,081 INFO L208 MainTranslator]: Completed translation
[2020-07-20 13:04:59,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:59 WrapperNode
[2020-07-20 13:04:59,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-20 13:04:59,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-20 13:04:59,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-20 13:04:59,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-07-20 13:04:59,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:59" (1/1) ...
[2020-07-20 13:04:59,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:59" (1/1) ...
[2020-07-20 13:04:59,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:59" (1/1) ...
[2020-07-20 13:04:59,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:59" (1/1) ...
[2020-07-20 13:04:59,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:59" (1/1) ...
[2020-07-20 13:04:59,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:59" (1/1) ...
[2020-07-20 13:04:59,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:59" (1/1) ...
[2020-07-20 13:04:59,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-20 13:04:59,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-20 13:04:59,190 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-07-20 13:04:59,190 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-07-20 13:04:59,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:59" (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 13:04:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-20 13:04:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-20 13:04:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-07-20 13:04:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-07-20 13:04:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-07-20 13:04:59,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-07-20 13:04:59,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-07-20 13:04:59,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-07-20 13:04:59,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-07-20 13:04:59,253 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift
[2020-07-20 13:04:59,253 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2020-07-20 13:04:59,254 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor
[2020-07-20 13:04:59,254 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor
[2020-07-20 13:04:59,254 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-07-20 13:04:59,254 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump
[2020-07-20 13:04:59,254 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-07-20 13:04:59,254 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-07-20 13:04:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-07-20 13:04:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump
[2020-07-20 13:04:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel
[2020-07-20 13:04:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel
[2020-07-20 13:04:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one
[2020-07-20 13:04:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features
[2020-07-20 13:04:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-07-20 13:04:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product
[2020-07-20 13:04:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure test
[2020-07-20 13:04:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1
[2020-07-20 13:04:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2
[2020-07-20 13:04:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3
[2020-07-20 13:04:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup
[2020-07-20 13:04:59,257 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2
[2020-07-20 13:04:59,257 INFO L138 BoogieDeclarations]: Found implementation of procedure setup
[2020-07-20 13:04:59,257 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest
[2020-07-20 13:04:59,257 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-07-20 13:04:59,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-07-20 13:04:59,258 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-07-20 13:04:59,258 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise
[2020-07-20 13:04:59,258 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-07-20 13:04:59,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-07-20 13:04:59,258 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-07-20 13:04:59,258 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-07-20 13:04:59,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry
[2020-07-20 13:04:59,259 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry
[2020-07-20 13:04:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-20 13:04:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-20 13:04:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure printf
[2020-07-20 13:04:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-07-20 13:04:59,259 INFO L130 BoogieDeclarations]: Found specification of procedure malloc
[2020-07-20 13:04:59,260 INFO L130 BoogieDeclarations]: Found specification of procedure free
[2020-07-20 13:04:59,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-07-20 13:04:59,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-07-20 13:04:59,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-07-20 13:04:59,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-07-20 13:04:59,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-07-20 13:04:59,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-07-20 13:04:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-07-20 13:04:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-07-20 13:04:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-07-20 13:04:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2020-07-20 13:04:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-07-20 13:04:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-07-20 13:04:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-07-20 13:04:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-07-20 13:04:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-07-20 13:04:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-07-20 13:04:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-07-20 13:04:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry
[2020-07-20 13:04:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry
[2020-07-20 13:04:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift
[2020-07-20 13:04:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump
[2020-07-20 13:04:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-07-20 13:04:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-07-20 13:04:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure printPump
[2020-07-20 13:04:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2
[2020-07-20 13:04:59,264 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3
[2020-07-20 13:04:59,264 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-07-20 13:04:59,264 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2020-07-20 13:04:59,264 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel
[2020-07-20 13:04:59,264 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor
[2020-07-20 13:04:59,264 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel
[2020-07-20 13:04:59,265 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor
[2020-07-20 13:04:59,265 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-07-20 13:04:59,265 INFO L130 BoogieDeclarations]: Found specification of procedure select_one
[2020-07-20 13:04:59,265 INFO L130 BoogieDeclarations]: Found specification of procedure select_features
[2020-07-20 13:04:59,265 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers
[2020-07-20 13:04:59,265 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product
[2020-07-20 13:04:59,266 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise
[2020-07-20 13:04:59,266 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-07-20 13:04:59,266 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup
[2020-07-20 13:04:59,266 INFO L130 BoogieDeclarations]: Found specification of procedure test
[2020-07-20 13:04:59,266 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-07-20 13:04:59,266 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-07-20 13:04:59,266 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1
[2020-07-20 13:04:59,267 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2
[2020-07-20 13:04:59,267 INFO L130 BoogieDeclarations]: Found specification of procedure setup
[2020-07-20 13:04:59,267 INFO L130 BoogieDeclarations]: Found specification of procedure runTest
[2020-07-20 13:04:59,267 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-07-20 13:04:59,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-20 13:04:59,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2020-07-20 13:04:59,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-20 13:05:00,294 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-20 13:05:00,294 INFO L295 CfgBuilder]: Removed 5 assume(true) statements.
[2020-07-20 13:05:00,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:05:00 BoogieIcfgContainer
[2020-07-20 13:05:00,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-20 13:05:00,305 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-20 13:05:00,306 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-07-20 13:05:00,309 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-07-20 13:05:00,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:04:58" (1/3) ...
[2020-07-20 13:05:00,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5890fcf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:05:00, skipping insertion in model container
[2020-07-20 13:05:00,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:59" (2/3) ...
[2020-07-20 13:05:00,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5890fcf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:05:00, skipping insertion in model container
[2020-07-20 13:05:00,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:05:00" (3/3) ...
[2020-07-20 13:05:00,313 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product53.cil.c
[2020-07-20 13:05:00,324 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-20 13:05:00,333 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-20 13:05:00,348 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-20 13:05:00,381 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-07-20 13:05:00,382 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-07-20 13:05:00,383 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-20 13:05:00,383 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-20 13:05:00,383 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-20 13:05:00,384 INFO L380 AbstractCegarLoop]: Difference is false
[2020-07-20 13:05:00,384 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-20 13:05:00,385 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-20 13:05:00,418 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states.
[2020-07-20 13:05:00,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2020-07-20 13:05:00,435 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:00,436 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 13:05:00,437 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:00,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:00,443 INFO L82 PathProgramCache]: Analyzing trace with hash 2103350570, now seen corresponding path program 1 times
[2020-07-20 13:05:00,453 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:00,454 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [688525920]
[2020-07-20 13:05:00,458 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 13:05:01,035 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 13:05:01,036 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:01,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 1 conjunts are in the unsatisfiable core
[2020-07-20 13:05:01,058 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:01,105 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 13:05:01,106 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:01,107 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [688525920]
[2020-07-20 13:05:01,108 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:01,108 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-07-20 13:05:01,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707726895]
[2020-07-20 13:05:01,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states
[2020-07-20 13:05:01,125 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:01,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2020-07-20 13:05:01,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-07-20 13:05:01,142 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 2 states.
[2020-07-20 13:05:01,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:01,207 INFO L93 Difference]: Finished difference Result 308 states and 381 transitions.
[2020-07-20 13:05:01,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2020-07-20 13:05:01,209 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59
[2020-07-20 13:05:01,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:01,223 INFO L225 Difference]: With dead ends: 308
[2020-07-20 13:05:01,223 INFO L226 Difference]: Without dead ends: 156
[2020-07-20 13:05:01,229 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 13:05:01,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states.
[2020-07-20 13:05:01,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156.
[2020-07-20 13:05:01,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states.
[2020-07-20 13:05:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 184 transitions.
[2020-07-20 13:05:01,292 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 184 transitions. Word has length 59
[2020-07-20 13:05:01,292 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:01,292 INFO L479 AbstractCegarLoop]: Abstraction has 156 states and 184 transitions.
[2020-07-20 13:05:01,293 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states.
[2020-07-20 13:05:01,293 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 184 transitions.
[2020-07-20 13:05:01,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65
[2020-07-20 13:05:01,297 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:01,298 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 13:05:01,512 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:01,513 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:01,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:01,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1329026362, now seen corresponding path program 1 times
[2020-07-20 13:05:01,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:01,514 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1003743122]
[2020-07-20 13:05:01,514 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 13:05:02,050 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 13:05:02,050 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:02,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 2 conjunts are in the unsatisfiable core
[2020-07-20 13:05:02,060 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:02,096 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 13:05:02,096 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:02,097 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1003743122]
[2020-07-20 13:05:02,097 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:02,097 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 13:05:02,098 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537805614]
[2020-07-20 13:05:02,099 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 13:05:02,100 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:02,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 13:05:02,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 13:05:02,100 INFO L87 Difference]: Start difference. First operand 156 states and 184 transitions. Second operand 3 states.
[2020-07-20 13:05:02,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:02,127 INFO L93 Difference]: Finished difference Result 284 states and 343 transitions.
[2020-07-20 13:05:02,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 13:05:02,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64
[2020-07-20 13:05:02,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:02,130 INFO L225 Difference]: With dead ends: 284
[2020-07-20 13:05:02,131 INFO L226 Difference]: Without dead ends: 156
[2020-07-20 13:05:02,133 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 13:05:02,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states.
[2020-07-20 13:05:02,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156.
[2020-07-20 13:05:02,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states.
[2020-07-20 13:05:02,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 183 transitions.
[2020-07-20 13:05:02,152 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 183 transitions. Word has length 64
[2020-07-20 13:05:02,154 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:02,154 INFO L479 AbstractCegarLoop]: Abstraction has 156 states and 183 transitions.
[2020-07-20 13:05:02,154 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 13:05:02,154 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 183 transitions.
[2020-07-20 13:05:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79
[2020-07-20 13:05:02,158 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:02,158 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]
[2020-07-20 13:05:02,373 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:02,374 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:02,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:02,375 INFO L82 PathProgramCache]: Analyzing trace with hash 681754523, now seen corresponding path program 1 times
[2020-07-20 13:05:02,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:02,376 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [526260003]
[2020-07-20 13:05:02,377 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 13:05:02,612 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s)
[2020-07-20 13:05:02,613 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:02,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 2 conjunts are in the unsatisfiable core
[2020-07-20 13:05:02,620 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:02,645 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 13:05:02,646 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:02,646 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [526260003]
[2020-07-20 13:05:02,646 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:02,646 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 13:05:02,647 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681860310]
[2020-07-20 13:05:02,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 13:05:02,647 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:02,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 13:05:02,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 13:05:02,648 INFO L87 Difference]: Start difference. First operand 156 states and 183 transitions. Second operand 3 states.
[2020-07-20 13:05:02,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:02,668 INFO L93 Difference]: Finished difference Result 257 states and 301 transitions.
[2020-07-20 13:05:02,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 13:05:02,668 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78
[2020-07-20 13:05:02,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:02,671 INFO L225 Difference]: With dead ends: 257
[2020-07-20 13:05:02,671 INFO L226 Difference]: Without dead ends: 147
[2020-07-20 13:05:02,672 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 76 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 13:05:02,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states.
[2020-07-20 13:05:02,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147.
[2020-07-20 13:05:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states.
[2020-07-20 13:05:02,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 171 transitions.
[2020-07-20 13:05:02,688 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 171 transitions. Word has length 78
[2020-07-20 13:05:02,688 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:02,688 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 171 transitions.
[2020-07-20 13:05:02,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 13:05:02,689 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 171 transitions.
[2020-07-20 13:05:02,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83
[2020-07-20 13:05:02,691 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:02,691 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]
[2020-07-20 13:05:02,899 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:02,899 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:02,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:02,899 INFO L82 PathProgramCache]: Analyzing trace with hash 1768093168, now seen corresponding path program 1 times
[2020-07-20 13:05:02,900 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:02,900 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1769331862]
[2020-07-20 13:05:02,900 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 13:05:03,337 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 13:05:03,338 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:03,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 7 conjunts are in the unsatisfiable core
[2020-07-20 13:05:03,347 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:03,399 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 13:05:03,399 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:03,399 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1769331862]
[2020-07-20 13:05:03,400 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:03,400 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-07-20 13:05:03,400 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52839904]
[2020-07-20 13:05:03,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-20 13:05:03,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:03,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-20 13:05:03,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2020-07-20 13:05:03,402 INFO L87 Difference]: Start difference. First operand 147 states and 171 transitions. Second operand 6 states.
[2020-07-20 13:05:03,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:03,996 INFO L93 Difference]: Finished difference Result 356 states and 433 transitions.
[2020-07-20 13:05:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2020-07-20 13:05:03,996 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 82
[2020-07-20 13:05:03,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:04,002 INFO L225 Difference]: With dead ends: 356
[2020-07-20 13:05:04,003 INFO L226 Difference]: Without dead ends: 237
[2020-07-20 13:05:04,004 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42
[2020-07-20 13:05:04,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states.
[2020-07-20 13:05:04,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 222.
[2020-07-20 13:05:04,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states.
[2020-07-20 13:05:04,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 251 transitions.
[2020-07-20 13:05:04,031 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 251 transitions. Word has length 82
[2020-07-20 13:05:04,032 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:04,032 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 251 transitions.
[2020-07-20 13:05:04,032 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-20 13:05:04,032 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 251 transitions.
[2020-07-20 13:05:04,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97
[2020-07-20 13:05:04,034 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:04,034 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]
[2020-07-20 13:05:04,244 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:04,245 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:04,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:04,246 INFO L82 PathProgramCache]: Analyzing trace with hash -856267590, now seen corresponding path program 1 times
[2020-07-20 13:05:04,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:04,247 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1657963571]
[2020-07-20 13:05:04,248 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 13:05:04,700 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 13:05:04,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:04,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 11 conjunts are in the unsatisfiable core
[2020-07-20 13:05:04,710 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:04,753 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 13:05:04,753 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:04,754 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1657963571]
[2020-07-20 13:05:04,754 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:04,754 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-07-20 13:05:04,754 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900117316]
[2020-07-20 13:05:04,755 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-20 13:05:04,755 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:04,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-20 13:05:04,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2020-07-20 13:05:04,756 INFO L87 Difference]: Start difference. First operand 222 states and 251 transitions. Second operand 6 states.
[2020-07-20 13:05:05,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:05,002 INFO L93 Difference]: Finished difference Result 419 states and 482 transitions.
[2020-07-20 13:05:05,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2020-07-20 13:05:05,003 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 96
[2020-07-20 13:05:05,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:05,011 INFO L225 Difference]: With dead ends: 419
[2020-07-20 13:05:05,011 INFO L226 Difference]: Without dead ends: 225
[2020-07-20 13:05:05,012 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 91 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 13:05:05,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states.
[2020-07-20 13:05:05,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 221.
[2020-07-20 13:05:05,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states.
[2020-07-20 13:05:05,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 248 transitions.
[2020-07-20 13:05:05,068 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 248 transitions. Word has length 96
[2020-07-20 13:05:05,068 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:05,068 INFO L479 AbstractCegarLoop]: Abstraction has 221 states and 248 transitions.
[2020-07-20 13:05:05,068 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-20 13:05:05,069 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 248 transitions.
[2020-07-20 13:05:05,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98
[2020-07-20 13:05:05,073 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:05,073 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]
[2020-07-20 13:05:05,273 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:05,274 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:05,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:05,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1083119363, now seen corresponding path program 1 times
[2020-07-20 13:05:05,275 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:05,276 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1012325256]
[2020-07-20 13:05:05,276 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 13:05:05,645 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 13:05:05,646 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:05,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 11 conjunts are in the unsatisfiable core
[2020-07-20 13:05:05,654 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:05,699 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 13:05:05,700 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:05,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1012325256]
[2020-07-20 13:05:05,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:05,700 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-07-20 13:05:05,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348421081]
[2020-07-20 13:05:05,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-20 13:05:05,701 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:05,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-20 13:05:05,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2020-07-20 13:05:05,702 INFO L87 Difference]: Start difference. First operand 221 states and 248 transitions. Second operand 6 states.
[2020-07-20 13:05:05,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:05,739 INFO L93 Difference]: Finished difference Result 419 states and 478 transitions.
[2020-07-20 13:05:05,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2020-07-20 13:05:05,740 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 97
[2020-07-20 13:05:05,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:05,742 INFO L225 Difference]: With dead ends: 419
[2020-07-20 13:05:05,742 INFO L226 Difference]: Without dead ends: 226
[2020-07-20 13:05:05,743 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 92 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 13:05:05,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states.
[2020-07-20 13:05:05,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226.
[2020-07-20 13:05:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states.
[2020-07-20 13:05:05,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 253 transitions.
[2020-07-20 13:05:05,759 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 253 transitions. Word has length 97
[2020-07-20 13:05:05,760 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:05,760 INFO L479 AbstractCegarLoop]: Abstraction has 226 states and 253 transitions.
[2020-07-20 13:05:05,760 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-20 13:05:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 253 transitions.
[2020-07-20 13:05:05,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98
[2020-07-20 13:05:05,761 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:05,762 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]
[2020-07-20 13:05:05,976 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:05,977 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:05,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:05,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1010732805, now seen corresponding path program 1 times
[2020-07-20 13:05:05,979 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:05,979 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1110955097]
[2020-07-20 13:05:05,979 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 13:05:06,396 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 13:05:06,397 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:06,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 5 conjunts are in the unsatisfiable core
[2020-07-20 13:05:06,403 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:06,435 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 13:05:06,435 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:06,435 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1110955097]
[2020-07-20 13:05:06,436 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:06,436 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-07-20 13:05:06,436 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696259891]
[2020-07-20 13:05:06,437 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-07-20 13:05:06,437 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:06,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-07-20 13:05:06,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-07-20 13:05:06,437 INFO L87 Difference]: Start difference. First operand 226 states and 253 transitions. Second operand 5 states.
[2020-07-20 13:05:06,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:06,470 INFO L93 Difference]: Finished difference Result 431 states and 495 transitions.
[2020-07-20 13:05:06,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2020-07-20 13:05:06,471 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 97
[2020-07-20 13:05:06,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:06,473 INFO L225 Difference]: With dead ends: 431
[2020-07-20 13:05:06,473 INFO L226 Difference]: Without dead ends: 233
[2020-07-20 13:05:06,474 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 93 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 13:05:06,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states.
[2020-07-20 13:05:06,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 230.
[2020-07-20 13:05:06,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states.
[2020-07-20 13:05:06,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 257 transitions.
[2020-07-20 13:05:06,490 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 257 transitions. Word has length 97
[2020-07-20 13:05:06,491 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:06,491 INFO L479 AbstractCegarLoop]: Abstraction has 230 states and 257 transitions.
[2020-07-20 13:05:06,491 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-07-20 13:05:06,491 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 257 transitions.
[2020-07-20 13:05:06,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98
[2020-07-20 13:05:06,492 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:06,493 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]
[2020-07-20 13:05:06,702 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:06,703 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:06,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:06,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1340498566, now seen corresponding path program 1 times
[2020-07-20 13:05:06,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:06,705 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [51194402]
[2020-07-20 13:05:06,705 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 13:05:07,046 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s)
[2020-07-20 13:05:07,047 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:07,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 10 conjunts are in the unsatisfiable core
[2020-07-20 13:05:07,054 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:07,077 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 13:05:07,077 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:07,077 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [51194402]
[2020-07-20 13:05:07,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:07,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 13:05:07,078 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640529624]
[2020-07-20 13:05:07,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 13:05:07,079 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:07,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 13:05:07,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 13:05:07,079 INFO L87 Difference]: Start difference. First operand 230 states and 257 transitions. Second operand 3 states.
[2020-07-20 13:05:07,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:07,123 INFO L93 Difference]: Finished difference Result 604 states and 706 transitions.
[2020-07-20 13:05:07,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 13:05:07,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97
[2020-07-20 13:05:07,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:07,127 INFO L225 Difference]: With dead ends: 604
[2020-07-20 13:05:07,127 INFO L226 Difference]: Without dead ends: 402
[2020-07-20 13:05:07,128 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 94 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 13:05:07,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 402 states.
[2020-07-20 13:05:07,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 402 to 399.
[2020-07-20 13:05:07,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states.
[2020-07-20 13:05:07,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 459 transitions.
[2020-07-20 13:05:07,156 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 459 transitions. Word has length 97
[2020-07-20 13:05:07,157 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:07,157 INFO L479 AbstractCegarLoop]: Abstraction has 399 states and 459 transitions.
[2020-07-20 13:05:07,157 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 13:05:07,157 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 459 transitions.
[2020-07-20 13:05:07,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102
[2020-07-20 13:05:07,159 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:07,160 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]
[2020-07-20 13:05:07,373 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:07,373 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:07,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:07,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1424414732, now seen corresponding path program 1 times
[2020-07-20 13:05:07,374 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:07,375 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [650892022]
[2020-07-20 13:05:07,376 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 13:05:07,718 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 13:05:07,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:07,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 22 conjunts are in the unsatisfiable core
[2020-07-20 13:05:07,726 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:07,820 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 13:05:07,820 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 13:05:07,820 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [650892022]
[2020-07-20 13:05:07,821 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 13:05:07,821 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2020-07-20 13:05:07,821 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828277122]
[2020-07-20 13:05:07,821 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-07-20 13:05:07,822 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:07,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-07-20 13:05:07,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90
[2020-07-20 13:05:07,822 INFO L87 Difference]: Start difference. First operand 399 states and 459 transitions. Second operand 10 states.
[2020-07-20 13:05:09,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:09,298 INFO L93 Difference]: Finished difference Result 1056 states and 1369 transitions.
[2020-07-20 13:05:09,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2020-07-20 13:05:09,299 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 101
[2020-07-20 13:05:09,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:09,305 INFO L225 Difference]: With dead ends: 1056
[2020-07-20 13:05:09,305 INFO L226 Difference]: Without dead ends: 685
[2020-07-20 13:05:09,307 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=106, Invalid=274, Unknown=0, NotChecked=0, Total=380
[2020-07-20 13:05:09,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states.
[2020-07-20 13:05:09,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 520.
[2020-07-20 13:05:09,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states.
[2020-07-20 13:05:09,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 611 transitions.
[2020-07-20 13:05:09,354 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 611 transitions. Word has length 101
[2020-07-20 13:05:09,355 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:09,355 INFO L479 AbstractCegarLoop]: Abstraction has 520 states and 611 transitions.
[2020-07-20 13:05:09,355 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-07-20 13:05:09,355 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 611 transitions.
[2020-07-20 13:05:09,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179
[2020-07-20 13:05:09,359 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 13:05:09,360 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:05:09,574 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:09,575 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 13:05:09,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 13:05:09,575 INFO L82 PathProgramCache]: Analyzing trace with hash -578790576, now seen corresponding path program 1 times
[2020-07-20 13:05:09,575 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 13:05:09,576 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [219043844]
[2020-07-20 13:05:09,576 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 13:05:09,967 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 13:05:09,967 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 13:05:09,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 8 conjunts are in the unsatisfiable core
[2020-07-20 13:05:09,978 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 13:05:10,086 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 29 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 13:05:10,086 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2020-07-20 13:05:10,529 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.
[2020-07-20 13:05:10,529 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [219043844]
[2020-07-20 13:05:10,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-07-20 13:05:10,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10
[2020-07-20 13:05:10,530 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705205409]
[2020-07-20 13:05:10,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-07-20 13:05:10,531 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 13:05:10,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-07-20 13:05:10,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90
[2020-07-20 13:05:10,532 INFO L87 Difference]: Start difference. First operand 520 states and 611 transitions. Second operand 10 states.
[2020-07-20 13:05:11,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 13:05:11,445 INFO L93 Difference]: Finished difference Result 612 states and 734 transitions.
[2020-07-20 13:05:11,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states.
[2020-07-20 13:05:11,446 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 178
[2020-07-20 13:05:11,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 13:05:11,447 INFO L225 Difference]: With dead ends: 612
[2020-07-20 13:05:11,447 INFO L226 Difference]: Without dead ends: 0
[2020-07-20 13:05:11,449 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 343 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306
[2020-07-20 13:05:11,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-20 13:05:11,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-20 13:05:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-20 13:05:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-20 13:05:11,450 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178
[2020-07-20 13:05:11,450 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 13:05:11,450 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-20 13:05:11,451 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states.
[2020-07-20 13:05:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-20 13:05:11,451 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-20 13:05:11,660 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 13:05:11,664 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-20 13:05:12,965 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26
[2020-07-20 13:05:13,226 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 36
[2020-07-20 13:05:13,550 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 39
[2020-07-20 13:05:13,916 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26
[2020-07-20 13:05:14,045 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 27
[2020-07-20 13:05:14,263 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 40
[2020-07-20 13:05:14,764 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 31
[2020-07-20 13:05:14,956 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 25
[2020-07-20 13:05:15,681 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43
[2020-07-20 13:05:15,812 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 27
[2020-07-20 13:05:16,076 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 27
[2020-07-20 13:05:16,399 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed.
[2020-07-20 13:05:16,399 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed.
[2020-07-20 13:05:16,399 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed.
[2020-07-20 13:05:16,399 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed.
[2020-07-20 13:05:16,399 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed.
[2020-07-20 13:05:16,399 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed.
[2020-07-20 13:05:16,400 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed.
[2020-07-20 13:05:16,400 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed.
[2020-07-20 13:05:16,400 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed.
[2020-07-20 13:05:16,400 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed.
[2020-07-20 13:05:16,400 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed.
[2020-07-20 13:05:16,400 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed.
[2020-07-20 13:05:16,400 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed.
[2020-07-20 13:05:16,400 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed.
[2020-07-20 13:05:16,401 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed.
[2020-07-20 13:05:16,401 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed.
[2020-07-20 13:05:16,401 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed.
[2020-07-20 13:05:16,401 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed.
[2020-07-20 13:05:16,401 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 665 671) the Hoare annotation is: true
[2020-07-20 13:05:16,402 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 665 671) no Hoare annotation was computed.
[2020-07-20 13:05:16,402 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 672 680) no Hoare annotation was computed.
[2020-07-20 13:05:16,402 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 672 680) the Hoare annotation is: true
[2020-07-20 13:05:16,402 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 672 680) no Hoare annotation was computed.
[2020-07-20 13:05:16,402 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 753 760) the Hoare annotation is: true
[2020-07-20 13:05:16,402 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 753 760) no Hoare annotation was computed.
[2020-07-20 13:05:16,402 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 753 760) no Hoare annotation was computed.
[2020-07-20 13:05:16,403 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 761 770) 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 13:05:16,403 INFO L268 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed.
[2020-07-20 13:05:16,403 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 761 770) no Hoare annotation was computed.
[2020-07-20 13:05:16,403 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 761 770) no Hoare annotation was computed.
[2020-07-20 13:05:16,403 INFO L264 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 0 ~pumpRunning~0))) (or .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2)))
[2020-07-20 13:05:16,403 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 771 799) the Hoare annotation is: true
[2020-07-20 13:05:16,403 INFO L268 CegarLoopResult]: For program point L784(lines 784 790) no Hoare annotation was computed.
[2020-07-20 13:05:16,404 INFO L268 CegarLoopResult]: For program point L783(lines 783 793) no Hoare annotation was computed.
[2020-07-20 13:05:16,404 INFO L264 CegarLoopResult]: At program point L781(line 781) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~pumpRunning~0))) (or .cse0 .cse1 .cse2 (not (<= 1 ~pumpRunning~0)))))
[2020-07-20 13:05:16,404 INFO L268 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed.
[2020-07-20 13:05:16,404 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 771 799) no Hoare annotation was computed.
[2020-07-20 13:05:16,404 INFO L268 CegarLoopResult]: For program point L779(lines 779 796) no Hoare annotation was computed.
[2020-07-20 13:05:16,404 INFO L268 CegarLoopResult]: For program point L779-1(lines 771 799) no Hoare annotation was computed.
[2020-07-20 13:05:16,404 INFO L271 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: true
[2020-07-20 13:05:16,405 INFO L268 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed.
[2020-07-20 13:05:16,405 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 874 896) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0)))
[2020-07-20 13:05:16,405 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 874 896) no Hoare annotation was computed.
[2020-07-20 13:05:16,405 INFO L264 CegarLoopResult]: At program point L886(line 886) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0)))
[2020-07-20 13:05:16,405 INFO L264 CegarLoopResult]: At program point L886-1(line 886) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0)))
[2020-07-20 13:05:16,405 INFO L268 CegarLoopResult]: For program point L884(lines 884 891) no Hoare annotation was computed.
[2020-07-20 13:05:16,405 INFO L268 CegarLoopResult]: For program point L884-1(lines 884 891) no Hoare annotation was computed.
[2020-07-20 13:05:16,406 INFO L268 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed.
[2020-07-20 13:05:16,406 INFO L264 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0)))
[2020-07-20 13:05:16,406 INFO L264 CegarLoopResult]: At program point L880(line 880) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0)))
[2020-07-20 13:05:16,406 INFO L264 CegarLoopResult]: At program point L880-1(line 880) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0)))
[2020-07-20 13:05:16,406 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 874 896) no Hoare annotation was computed.
[2020-07-20 13:05:16,406 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 832 855) no Hoare annotation was computed.
[2020-07-20 13:05:16,407 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 832 855) no Hoare annotation was computed.
[2020-07-20 13:05:16,407 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 832 855) no Hoare annotation was computed.
[2020-07-20 13:05:16,407 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed.
[2020-07-20 13:05:16,407 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed.
[2020-07-20 13:05:16,407 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed.
[2020-07-20 13:05:16,407 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed.
[2020-07-20 13:05:16,407 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed.
[2020-07-20 13:05:16,407 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed.
[2020-07-20 13:05:16,408 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed.
[2020-07-20 13:05:16,408 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed.
[2020-07-20 13:05:16,408 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed.
[2020-07-20 13:05:16,408 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed.
[2020-07-20 13:05:16,408 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed.
[2020-07-20 13:05:16,408 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed.
[2020-07-20 13:05:16,408 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed.
[2020-07-20 13:05:16,408 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed.
[2020-07-20 13:05:16,409 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 560 568) no Hoare annotation was computed.
[2020-07-20 13:05:16,409 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 560 568) the Hoare annotation is: true
[2020-07-20 13:05:16,409 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 560 568) no Hoare annotation was computed.
[2020-07-20 13:05:16,409 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 624 642) the Hoare annotation is: true
[2020-07-20 13:05:16,409 INFO L268 CegarLoopResult]: For program point L633(lines 633 637) no Hoare annotation was computed.
[2020-07-20 13:05:16,409 INFO L271 CegarLoopResult]: At program point L631(line 631) the Hoare annotation is: true
[2020-07-20 13:05:16,409 INFO L268 CegarLoopResult]: For program point L633-2(lines 633 637) no Hoare annotation was computed.
[2020-07-20 13:05:16,410 INFO L268 CegarLoopResult]: For program point L631-1(line 631) no Hoare annotation was computed.
[2020-07-20 13:05:16,410 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 624 642) no Hoare annotation was computed.
[2020-07-20 13:05:16,410 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 624 642) no Hoare annotation was computed.
[2020-07-20 13:05:16,410 INFO L268 CegarLoopResult]: For program point L576(lines 576 584) no Hoare annotation was computed.
[2020-07-20 13:05:16,410 INFO L268 CegarLoopResult]: For program point L576-2(lines 576 584) no Hoare annotation was computed.
[2020-07-20 13:05:16,410 INFO L268 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed.
[2020-07-20 13:05:16,410 INFO L268 CegarLoopResult]: For program point L599-1(line 599) no Hoare annotation was computed.
[2020-07-20 13:05:16,410 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 569 604) no Hoare annotation was computed.
[2020-07-20 13:05:16,410 INFO L268 CegarLoopResult]: For program point L588(lines 588 596) no Hoare annotation was computed.
[2020-07-20 13:05:16,410 INFO L268 CegarLoopResult]: For program point L588-2(lines 588 596) no Hoare annotation was computed.
[2020-07-20 13:05:16,411 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 569 604) no Hoare annotation was computed.
[2020-07-20 13:05:16,411 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 569 604) no Hoare annotation was computed.
[2020-07-20 13:05:16,411 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 658 664) no Hoare annotation was computed.
[2020-07-20 13:05:16,411 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 658 664) the Hoare annotation is: true
[2020-07-20 13:05:16,411 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed.
[2020-07-20 13:05:16,411 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed.
[2020-07-20 13:05:16,411 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed.
[2020-07-20 13:05:16,411 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed.
[2020-07-20 13:05:16,412 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed.
[2020-07-20 13:05:16,412 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed.
[2020-07-20 13:05:16,412 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed.
[2020-07-20 13:05:16,412 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed.
[2020-07-20 13:05:16,412 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed.
[2020-07-20 13:05:16,412 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 863 873) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0)))
[2020-07-20 13:05:16,412 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 863 873) no Hoare annotation was computed.
[2020-07-20 13:05:16,412 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 863 873) no Hoare annotation was computed.
[2020-07-20 13:05:16,413 INFO L264 CegarLoopResult]: At program point L868(line 868) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0)))
[2020-07-20 13:05:16,413 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 549 559) the Hoare annotation is: true
[2020-07-20 13:05:16,413 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 549 559) no Hoare annotation was computed.
[2020-07-20 13:05:16,413 INFO L271 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: true
[2020-07-20 13:05:16,413 INFO L268 CegarLoopResult]: For program point L554-1(line 554) no Hoare annotation was computed.
[2020-07-20 13:05:16,413 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 549 559) no Hoare annotation was computed.
[2020-07-20 13:05:16,413 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 541 548) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)))
[2020-07-20 13:05:16,413 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 541 548) no Hoare annotation was computed.
[2020-07-20 13:05:16,414 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 541 548) no Hoare annotation was computed.
[2020-07-20 13:05:16,414 INFO L268 CegarLoopResult]: For program point L990(lines 990 996) no Hoare annotation was computed.
[2020-07-20 13:05:16,414 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 986 999) no Hoare annotation was computed.
[2020-07-20 13:05:16,414 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 986 999) the Hoare annotation is: true
[2020-07-20 13:05:16,414 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 986 999) no Hoare annotation was computed.
[2020-07-20 13:05:16,414 INFO L268 CegarLoopResult]: For program point L514-1(line 514) no Hoare annotation was computed.
[2020-07-20 13:05:16,414 INFO L268 CegarLoopResult]: For program point L512(lines 512 529) no Hoare annotation was computed.
[2020-07-20 13:05:16,414 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 508 532) no Hoare annotation was computed.
[2020-07-20 13:05:16,415 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 508 532) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (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 13:05:16,415 INFO L264 CegarLoopResult]: At program point L527(line 527) 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 13:05:16,415 INFO L268 CegarLoopResult]: For program point L527-1(lines 508 532) no Hoare annotation was computed.
[2020-07-20 13:05:16,415 INFO L264 CegarLoopResult]: At program point L522(line 522) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (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)|)))))
[2020-07-20 13:05:16,415 INFO L264 CegarLoopResult]: At program point L518(line 518) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (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)|)))))
[2020-07-20 13:05:16,415 INFO L268 CegarLoopResult]: For program point L516(lines 516 524) no Hoare annotation was computed.
[2020-07-20 13:05:16,416 INFO L264 CegarLoopResult]: At program point L514(line 514) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (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)|)))))
[2020-07-20 13:05:16,416 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 448 454) no Hoare annotation was computed.
[2020-07-20 13:05:16,416 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 448 454) the Hoare annotation is: true
[2020-07-20 13:05:16,416 INFO L264 CegarLoopResult]: At program point testENTRY(lines 685 748) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0)))
[2020-07-20 13:05:16,416 INFO L268 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed.
[2020-07-20 13:05:16,416 INFO L264 CegarLoopResult]: At program point L731-2(lines 725 736) the Hoare annotation is: (let ((.cse2 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1)))
[2020-07-20 13:05:16,417 INFO L268 CegarLoopResult]: For program point L696(lines 695 740) no Hoare annotation was computed.
[2020-07-20 13:05:16,417 INFO L268 CegarLoopResult]: For program point testFINAL(lines 685 748) no Hoare annotation was computed.
[2020-07-20 13:05:16,417 INFO L268 CegarLoopResult]: For program point L725(lines 725 736) no Hoare annotation was computed.
[2020-07-20 13:05:16,417 INFO L264 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: (let ((.cse2 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1)))
[2020-07-20 13:05:16,417 INFO L268 CegarLoopResult]: For program point L715(lines 715 721) no Hoare annotation was computed.
[2020-07-20 13:05:16,417 INFO L268 CegarLoopResult]: For program point L715-1(lines 715 721) no Hoare annotation was computed.
[2020-07-20 13:05:16,417 INFO L264 CegarLoopResult]: At program point L707(line 707) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse1 .cse2)))
[2020-07-20 13:05:16,418 INFO L264 CegarLoopResult]: At program point L738(lines 695 740) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse1 .cse2)))
[2020-07-20 13:05:16,418 INFO L268 CegarLoopResult]: For program point L705(lines 705 711) no Hoare annotation was computed.
[2020-07-20 13:05:16,418 INFO L268 CegarLoopResult]: For program point L705-1(lines 705 711) no Hoare annotation was computed.
[2020-07-20 13:05:16,418 INFO L268 CegarLoopResult]: For program point L697(lines 697 701) no Hoare annotation was computed.
[2020-07-20 13:05:16,418 INFO L264 CegarLoopResult]: At program point L741(lines 694 742) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)))
[2020-07-20 13:05:16,418 INFO L268 CegarLoopResult]: For program point testEXIT(lines 685 748) no Hoare annotation was computed.
[2020-07-20 13:05:16,418 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed.
[2020-07-20 13:05:16,418 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed.
[2020-07-20 13:05:16,419 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed.
[2020-07-20 13:05:16,419 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed.
[2020-07-20 13:05:16,419 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed.
[2020-07-20 13:05:16,419 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed.
[2020-07-20 13:05:16,419 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 1000 1008) no Hoare annotation was computed.
[2020-07-20 13:05:16,419 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 1000 1008) the Hoare annotation is: true
[2020-07-20 13:05:16,419 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 1000 1008) no Hoare annotation was computed.
[2020-07-20 13:05:16,419 INFO L268 CegarLoopResult]: For program point L962-2(lines 962 970) no Hoare annotation was computed.
[2020-07-20 13:05:16,419 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 954 976) no Hoare annotation was computed.
[2020-07-20 13:05:16,420 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 954 976) no Hoare annotation was computed.
[2020-07-20 13:05:16,420 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 954 976) no Hoare annotation was computed.
[2020-07-20 13:05:16,420 INFO L268 CegarLoopResult]: For program point L962(lines 962 970) no Hoare annotation was computed.
[2020-07-20 13:05:16,420 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed.
[2020-07-20 13:05:16,420 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed.
[2020-07-20 13:05:16,420 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed.
[2020-07-20 13:05:16,420 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed.
[2020-07-20 13:05:16,420 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed.
[2020-07-20 13:05:16,421 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed.
[2020-07-20 13:05:16,421 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed.
[2020-07-20 13:05:16,421 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed.
[2020-07-20 13:05:16,421 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed.
[2020-07-20 13:05:16,421 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed.
[2020-07-20 13:05:16,421 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed.
[2020-07-20 13:05:16,421 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed.
[2020-07-20 13:05:16,421 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed.
[2020-07-20 13:05:16,422 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed.
[2020-07-20 13:05:16,422 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed.
[2020-07-20 13:05:16,422 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed.
[2020-07-20 13:05:16,422 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 648 657) no Hoare annotation was computed.
[2020-07-20 13:05:16,422 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 648 657) no Hoare annotation was computed.
[2020-07-20 13:05:16,422 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 648 657) no Hoare annotation was computed.
[2020-07-20 13:05:16,422 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,422 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))
[2020-07-20 13:05:16,423 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,423 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 533 540) no Hoare annotation was computed.
[2020-07-20 13:05:16,423 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 533 540) no Hoare annotation was computed.
[2020-07-20 13:05:16,423 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 533 540) 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 13:05:16,423 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 605 623) no Hoare annotation was computed.
[2020-07-20 13:05:16,423 INFO L268 CegarLoopResult]: For program point L614(lines 614 618) no Hoare annotation was computed.
[2020-07-20 13:05:16,423 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 605 623) the Hoare annotation is: true
[2020-07-20 13:05:16,423 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 605 623) no Hoare annotation was computed.
[2020-07-20 13:05:16,424 INFO L271 CegarLoopResult]: At program point L612(line 612) the Hoare annotation is: true
[2020-07-20 13:05:16,424 INFO L268 CegarLoopResult]: For program point L614-2(lines 614 618) no Hoare annotation was computed.
[2020-07-20 13:05:16,424 INFO L268 CegarLoopResult]: For program point L612-1(line 612) no Hoare annotation was computed.
[2020-07-20 13:05:16,424 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 977 985) the Hoare annotation is: true
[2020-07-20 13:05:16,424 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 977 985) no Hoare annotation was computed.
[2020-07-20 13:05:16,424 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 977 985) no Hoare annotation was computed.
[2020-07-20 13:05:16,424 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,424 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,425 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,425 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 933 944) the Hoare annotation is: true
[2020-07-20 13:05:16,425 INFO L268 CegarLoopResult]: For program point L937-1(lines 933 944) no Hoare annotation was computed.
[2020-07-20 13:05:16,425 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 933 944) no Hoare annotation was computed.
[2020-07-20 13:05:16,425 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 945 953) the Hoare annotation is: true
[2020-07-20 13:05:16,425 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 945 953) no Hoare annotation was computed.
[2020-07-20 13:05:16,425 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 945 953) no Hoare annotation was computed.
[2020-07-20 13:05:16,426 INFO L264 CegarLoopResult]: At program point L437(line 437) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 1))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 2 |old(~waterLevel~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse5) .cse6 .cse7) (or .cse0 .cse1 .cse4 (and .cse8 .cse5)) (or .cse1 .cse2 .cse3 .cse6 .cse7))))
[2020-07-20 13:05:16,426 INFO L264 CegarLoopResult]: At program point L435(lines 435 441) the Hoare annotation is: (let ((.cse7 (= 0 ~pumpRunning~0)) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse10 (<= ~waterLevel~0 1))) (let ((.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse10)) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and .cse6 .cse7 (<= 1 ~switchedOnBeforeTS~0) .cse10)) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse9 (not (<= 2 |old(~waterLevel~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse5 (and .cse6 .cse7)) (let ((.cse8 (<= 2 ~waterLevel~0))) (or .cse0 (and .cse8 .cse6 .cse7) .cse5 .cse4 .cse9 (and .cse8 (<= ~waterLevel~0 2) (<= 1 ~pumpRunning~0)))) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse9))))
[2020-07-20 13:05:16,426 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 421 447) the Hoare annotation is: (let ((.cse5 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse3 (and .cse5 (= 0 ~pumpRunning~0))) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse5 .cse6) .cse0 .cse7 .cse3) (or .cse0 (and .cse1 .cse6 (<= ~waterLevel~0 2)) .cse7 .cse3 .cse4) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse2 .cse3 (<= 1 ~switchedOnBeforeTS~0))))
[2020-07-20 13:05:16,426 INFO L264 CegarLoopResult]: At program point L430(line 430) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~waterLevel~0)| 1)) .cse0 (and .cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse3) .cse4) (or .cse0 .cse4 .cse1 (and .cse2 (<= 2 ~waterLevel~0) .cse3 (<= ~waterLevel~0 2)) (not (<= 2 |old(~waterLevel~0)|)))))
[2020-07-20 13:05:16,426 INFO L268 CegarLoopResult]: For program point L428(lines 424 446) no Hoare annotation was computed.
[2020-07-20 13:05:16,427 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 421 447) no Hoare annotation was computed.
[2020-07-20 13:05:16,427 INFO L268 CegarLoopResult]: For program point L426(lines 424 446) no Hoare annotation was computed.
[2020-07-20 13:05:16,427 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 421 447) no Hoare annotation was computed.
[2020-07-20 13:05:16,427 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 802 831) no Hoare annotation was computed.
[2020-07-20 13:05:16,427 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 802 831) the Hoare annotation is: true
[2020-07-20 13:05:16,427 INFO L271 CegarLoopResult]: At program point L827(lines 802 831) the Hoare annotation is: true
[2020-07-20 13:05:16,427 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed.
[2020-07-20 13:05:16,427 INFO L268 CegarLoopResult]: For program point L816(lines 816 820) no Hoare annotation was computed.
[2020-07-20 13:05:16,427 INFO L271 CegarLoopResult]: At program point L816-1(lines 816 820) the Hoare annotation is: true
[2020-07-20 13:05:16,428 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed.
[2020-07-20 13:05:16,428 INFO L271 CegarLoopResult]: At program point L812-2(lines 812 826) the Hoare annotation is: true
[2020-07-20 13:05:16,428 INFO L271 CegarLoopResult]: At program point L808(line 808) the Hoare annotation is: true
[2020-07-20 13:05:16,428 INFO L268 CegarLoopResult]: For program point L808-1(line 808) no Hoare annotation was computed.
[2020-07-20 13:05:16,428 INFO L268 CegarLoopResult]: For program point L913-1(lines 909 920) no Hoare annotation was computed.
[2020-07-20 13:05:16,428 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 909 920) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse3 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse1 .cse2 .cse3)))
[2020-07-20 13:05:16,428 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 909 920) no Hoare annotation was computed.
[2020-07-20 13:05:16,429 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 856 862) no Hoare annotation was computed.
[2020-07-20 13:05:16,429 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 856 862) the Hoare annotation is: true
[2020-07-20 13:05:16,429 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,429 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0))
[2020-07-20 13:05:16,429 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true
[2020-07-20 13:05:16,429 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 13:05:16,429 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 456 480) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (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 13:05:16,429 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 456 480) no Hoare annotation was computed.
[2020-07-20 13:05:16,430 INFO L264 CegarLoopResult]: At program point L475(line 475) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (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)|)))))
[2020-07-20 13:05:16,430 INFO L268 CegarLoopResult]: For program point L475-1(lines 456 480) no Hoare annotation was computed.
[2020-07-20 13:05:16,430 INFO L264 CegarLoopResult]: At program point L470(line 470) 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__highWaterSensor_~tmp~3) (= 0 ~pumpRunning~0)))))
[2020-07-20 13:05:16,430 INFO L264 CegarLoopResult]: At program point L466(line 466) 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 13:05:16,430 INFO L268 CegarLoopResult]: For program point L464(lines 464 472) no Hoare annotation was computed.
[2020-07-20 13:05:16,430 INFO L264 CegarLoopResult]: At program point L462(line 462) 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 13:05:16,430 INFO L268 CegarLoopResult]: For program point L462-1(line 462) no Hoare annotation was computed.
[2020-07-20 13:05:16,430 INFO L268 CegarLoopResult]: For program point L460(lines 460 477) no Hoare annotation was computed.
[2020-07-20 13:05:16,431 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 921 932) no Hoare annotation was computed.
[2020-07-20 13:05:16,431 INFO L268 CegarLoopResult]: For program point L925-1(lines 921 932) no Hoare annotation was computed.
[2020-07-20 13:05:16,431 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 921 932) the Hoare annotation is: (let ((.cse1 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse7) (or .cse0 .cse1 .cse2 .cse7 .cse4) (or .cse5 .cse0 .cse6 .cse3)))
[2020-07-20 13:05:16,431 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 898 905) no Hoare annotation was computed.
[2020-07-20 13:05:16,431 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed.
[2020-07-20 13:05:16,431 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 898 905) the Hoare annotation is: true
[2020-07-20 13:05:16,431 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 898 905) no Hoare annotation was computed.
[2020-07-20 13:05:16,431 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 482 506) no Hoare annotation was computed.
[2020-07-20 13:05:16,432 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 482 506) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (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 13:05:16,432 INFO L264 CegarLoopResult]: At program point L501(line 501) 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 13:05:16,432 INFO L268 CegarLoopResult]: For program point L501-1(lines 482 506) no Hoare annotation was computed.
[2020-07-20 13:05:16,432 INFO L264 CegarLoopResult]: At program point L496(line 496) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (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)|)))))
[2020-07-20 13:05:16,432 INFO L264 CegarLoopResult]: At program point L492(line 492) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (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)|)))))
[2020-07-20 13:05:16,432 INFO L268 CegarLoopResult]: For program point L490(lines 490 498) no Hoare annotation was computed.
[2020-07-20 13:05:16,433 INFO L264 CegarLoopResult]: At program point L488(line 488) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (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)|)))))
[2020-07-20 13:05:16,433 INFO L268 CegarLoopResult]: For program point L488-1(line 488) no Hoare annotation was computed.
[2020-07-20 13:05:16,433 INFO L268 CegarLoopResult]: For program point L486(lines 486 503) no Hoare annotation was computed.
[2020-07-20 13:05:16,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:05:16 BoogieIcfgContainer
[2020-07-20 13:05:16,451 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-20 13:05:16,453 INFO L168 Benchmark]: Toolchain (without parser) took 18068.44 ms. Allocated memory was 138.9 MB in the beginning and 400.6 MB in the end (delta: 261.6 MB). Free memory was 102.6 MB in the beginning and 141.9 MB in the end (delta: -39.3 MB). Peak memory consumption was 276.4 MB. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,454 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,455 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.31 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.2 MB in the beginning and 170.2 MB in the end (delta: -68.0 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,456 INFO L168 Benchmark]: Boogie Preprocessor took 107.59 ms. Allocated memory is still 203.4 MB. Free memory was 170.2 MB in the beginning and 166.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,457 INFO L168 Benchmark]: RCFGBuilder took 1112.21 ms. Allocated memory was 203.4 MB in the beginning and 237.5 MB in the end (delta: 34.1 MB). Free memory was 166.1 MB in the beginning and 192.4 MB in the end (delta: -26.3 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,457 INFO L168 Benchmark]: TraceAbstraction took 16145.71 ms. Allocated memory was 237.5 MB in the beginning and 400.6 MB in the end (delta: 163.1 MB). Free memory was 192.4 MB in the beginning and 141.9 MB in the end (delta: 50.4 MB). Peak memory consumption was 267.6 MB. Max. memory is 7.1 GB.
[2020-07-20 13:05:16,461 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 695.31 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.2 MB in the beginning and 170.2 MB in the end (delta: -68.0 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 107.59 ms. Allocated memory is still 203.4 MB. Free memory was 170.2 MB in the beginning and 166.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 1112.21 ms. Allocated memory was 203.4 MB in the beginning and 237.5 MB in the end (delta: 34.1 MB). Free memory was 166.1 MB in the beginning and 192.4 MB in the end (delta: -26.3 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 16145.71 ms. Allocated memory was 237.5 MB in the beginning and 400.6 MB in the end (delta: 163.1 MB). Free memory was 192.4 MB in the beginning and 141.9 MB in the end (delta: 50.4 MB). Peak memory consumption was 267.6 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 902]: 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: 802]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 695]: Loop Invariant
Derived loop invariant: ((((!(\old(waterLevel) <= 1) || (((2 <= waterLevel && waterLevel <= 2) && splverifierCounter <= 0) && 1 <= pumpRunning)) || !(1 <= systemActive)) || !(0 == \old(pumpRunning))) || ((waterLevel <= 2 && 0 == pumpRunning) && splverifierCounter <= 0)) || (((pumpRunning <= switchedOnBeforeTS && waterLevel <= 1) && splverifierCounter <= 0) && 1 <= pumpRunning)
- InvariantResult [Line: 694]: Loop Invariant
Derived loop invariant: (!(\old(waterLevel) <= 1) || !(0 == \old(pumpRunning))) || !(1 <= systemActive)
- InvariantResult [Line: 812]: Loop Invariant
Derived loop invariant: 1
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 43 procedures, 255 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.2s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2037 SDtfs, 1432 SDslu, 3382 SDs, 0 SdLazy, 1969 SolverSat, 567 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1141 GetRequests, 1079 SyntacticMatches, 6 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=520occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 190 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 1000 PreInvPairs, 1075 NumberOfFragments, 1692 HoareAnnotationTreeSize, 1000 FomulaSimplifications, 1330 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 69 FomulaSimplificationsInter, 7979 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 949 NumberOfCodeBlocks, 834 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 1116 ConstructedInterpolants, 0 QuantifiedInterpolants, 244737 SizeOfPredicates, 23 NumberOfNonLiveVariables, 7448 ConjunctsInSsa, 79 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 93/119 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...