java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem07_label44_false-unreach-call.c


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This is Ultimate 0.1.23-0fd1304
[2018-10-23 21:46:14,339 INFO  L170        SettingsManager]: Resetting all preferences to default values...
[2018-10-23 21:46:14,341 INFO  L174        SettingsManager]: Resetting UltimateCore preferences to default values
[2018-10-23 21:46:14,354 INFO  L177        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-10-23 21:46:14,354 INFO  L174        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-10-23 21:46:14,355 INFO  L174        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-10-23 21:46:14,357 INFO  L174        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-10-23 21:46:14,359 INFO  L174        SettingsManager]: Resetting LassoRanker preferences to default values
[2018-10-23 21:46:14,361 INFO  L174        SettingsManager]: Resetting Reaching Definitions preferences to default values
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[2018-10-23 21:46:14,363 INFO  L174        SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-10-23 21:46:14,364 INFO  L174        SettingsManager]: Resetting PEA to Boogie preferences to default values
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[2018-10-23 21:46:14,366 INFO  L174        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2018-10-23 21:46:14,367 INFO  L174        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-10-23 21:46:14,368 INFO  L174        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-10-23 21:46:14,370 INFO  L174        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-10-23 21:46:14,372 INFO  L174        SettingsManager]: Resetting CodeCheck preferences to default values
[2018-10-23 21:46:14,374 INFO  L174        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-10-23 21:46:14,375 INFO  L174        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-10-23 21:46:14,376 INFO  L174        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-10-23 21:46:14,379 INFO  L177        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-10-23 21:46:14,379 INFO  L177        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-10-23 21:46:14,379 INFO  L174        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-10-23 21:46:14,380 INFO  L174        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-10-23 21:46:14,381 INFO  L174        SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-10-23 21:46:14,382 INFO  L174        SettingsManager]: Resetting ReqPrinter preferences to default values
[2018-10-23 21:46:14,383 INFO  L174        SettingsManager]: Resetting Witness Printer preferences to default values
[2018-10-23 21:46:14,384 INFO  L177        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-10-23 21:46:14,384 INFO  L174        SettingsManager]: Resetting CDTParser preferences to default values
[2018-10-23 21:46:14,385 INFO  L177        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-10-23 21:46:14,385 INFO  L177        SettingsManager]: ReqParser provides no preferences, ignoring...
[2018-10-23 21:46:14,385 INFO  L174        SettingsManager]: Resetting SmtParser preferences to default values
[2018-10-23 21:46:14,386 INFO  L174        SettingsManager]: Resetting Witness Parser preferences to default values
[2018-10-23 21:46:14,387 INFO  L181        SettingsManager]: Finished resetting all preferences to default values...
[2018-10-23 21:46:14,387 INFO  L98         SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf
[2018-10-23 21:46:14,402 INFO  L110        SettingsManager]: Loading preferences was successful
[2018-10-23 21:46:14,403 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-10-23 21:46:14,404 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-10-23 21:46:14,404 INFO  L133        SettingsManager]:  * User list type=DISABLED
[2018-10-23 21:46:14,404 INFO  L133        SettingsManager]:  * calls to implemented procedures=false
[2018-10-23 21:46:14,404 INFO  L131        SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-10-23 21:46:14,405 INFO  L133        SettingsManager]:  * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2018-10-23 21:46:14,405 INFO  L133        SettingsManager]:  * Abstract domain=CompoundDomain
[2018-10-23 21:46:14,405 INFO  L133        SettingsManager]:  * Log string format=TERM
[2018-10-23 21:46:14,405 INFO  L133        SettingsManager]:  * Check feasibility of abstract posts with an SMT solver=true
[2018-10-23 21:46:14,405 INFO  L133        SettingsManager]:  * Use the RCFG-of-the-future interface=true
[2018-10-23 21:46:14,406 INFO  L133        SettingsManager]:  * Interval Domain=false
[2018-10-23 21:46:14,406 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-10-23 21:46:14,407 INFO  L133        SettingsManager]:  * Overapproximate operations on floating types=true
[2018-10-23 21:46:14,407 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-10-23 21:46:14,407 INFO  L133        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2018-10-23 21:46:14,407 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-10-23 21:46:14,407 INFO  L133        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2018-10-23 21:46:14,408 INFO  L133        SettingsManager]:  * Check if freed pointer was valid=false
[2018-10-23 21:46:14,408 INFO  L133        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2018-10-23 21:46:14,408 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-10-23 21:46:14,408 INFO  L133        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2018-10-23 21:46:14,409 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-10-23 21:46:14,409 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-10-23 21:46:14,409 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-10-23 21:46:14,409 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-10-23 21:46:14,409 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-10-23 21:46:14,410 INFO  L133        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-10-23 21:46:14,410 INFO  L133        SettingsManager]:  * Trace refinement strategy=TAIPAN
[2018-10-23 21:46:14,410 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-10-23 21:46:14,410 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-10-23 21:46:14,411 INFO  L133        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-10-23 21:46:14,412 INFO  L133        SettingsManager]:  * To the following directory=dump/
[2018-10-23 21:46:14,412 INFO  L133        SettingsManager]:  * Abstract interpretation Mode=USE_PREDICATES
[2018-10-23 21:46:14,482 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-10-23 21:46:14,495 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-10-23 21:46:14,501 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-10-23 21:46:14,503 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-10-23 21:46:14,503 INFO  L276        PluginConnector]: CDTParser initialized
[2018-10-23 21:46:14,504 INFO  L418   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label44_false-unreach-call.c
[2018-10-23 21:46:14,563 INFO  L218              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/889015db6/2ed9ae86a20e4fff8dff4a7f5db004b2/FLAG12bdbedd5
[2018-10-23 21:46:16,578 INFO  L298              CDTParser]: Found 1 translation units.
[2018-10-23 21:46:16,579 INFO  L158              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label44_false-unreach-call.c
[2018-10-23 21:46:16,751 INFO  L346              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/889015db6/2ed9ae86a20e4fff8dff4a7f5db004b2/FLAG12bdbedd5
[2018-10-23 21:46:16,765 INFO  L354              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/889015db6/2ed9ae86a20e4fff8dff4a7f5db004b2
[2018-10-23 21:46:16,776 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-10-23 21:46:16,778 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2018-10-23 21:46:16,779 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-10-23 21:46:16,779 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-10-23 21:46:16,783 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-10-23 21:46:16,785 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 09:46:16" (1/1) ...
[2018-10-23 21:46:16,788 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a1fa38b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:16, skipping insertion in model container
[2018-10-23 21:46:16,788 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 09:46:16" (1/1) ...
[2018-10-23 21:46:16,799 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2018-10-23 21:46:18,264 INFO  L174         MainTranslator]: Built tables and reachable declarations
[2018-10-23 21:46:28,725 INFO  L202          PostProcessor]: Analyzing one entry point: main
[2018-10-23 21:46:28,730 INFO  L189         MainTranslator]: Completed pre-run
[2018-10-23 21:46:35,244 INFO  L202          PostProcessor]: Analyzing one entry point: main
[2018-10-23 21:46:36,159 INFO  L193         MainTranslator]: Completed translation
[2018-10-23 21:46:36,159 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36 WrapperNode
[2018-10-23 21:46:36,159 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-10-23 21:46:36,160 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-10-23 21:46:36,160 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-10-23 21:46:36,161 INFO  L276        PluginConnector]: Boogie Procedure Inliner initialized
[2018-10-23 21:46:36,167 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36" (1/1) ...
[2018-10-23 21:46:36,598 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36" (1/1) ...
[2018-10-23 21:46:39,982 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-10-23 21:46:39,983 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-10-23 21:46:39,983 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-10-23 21:46:39,983 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-10-23 21:46:39,994 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36" (1/1) ...
[2018-10-23 21:46:39,994 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36" (1/1) ...
[2018-10-23 21:46:40,298 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36" (1/1) ...
[2018-10-23 21:46:40,299 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36" (1/1) ...
[2018-10-23 21:46:41,247 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36" (1/1) ...
[2018-10-23 21:46:41,417 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36" (1/1) ...
[2018-10-23 21:46:41,842 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36" (1/1) ...
[2018-10-23 21:46:42,197 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-10-23 21:46:42,198 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-10-23 21:46:42,198 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2018-10-23 21:46:42,198 INFO  L276        PluginConnector]: RCFGBuilder initialized
[2018-10-23 21:46:42,199 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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
[2018-10-23 21:46:42,251 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2018-10-23 21:46:42,251 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2018-10-23 21:46:42,251 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output29
[2018-10-23 21:46:42,251 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output29
[2018-10-23 21:46:42,251 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output28
[2018-10-23 21:46:42,252 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output28
[2018-10-23 21:46:42,252 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output36
[2018-10-23 21:46:42,252 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output36
[2018-10-23 21:46:42,252 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output35
[2018-10-23 21:46:42,252 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output35
[2018-10-23 21:46:42,252 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output38
[2018-10-23 21:46:42,252 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output38
[2018-10-23 21:46:42,253 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output37
[2018-10-23 21:46:42,253 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output37
[2018-10-23 21:46:42,253 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output32
[2018-10-23 21:46:42,253 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output32
[2018-10-23 21:46:42,253 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output31
[2018-10-23 21:46:42,253 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output31
[2018-10-23 21:46:42,253 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output34
[2018-10-23 21:46:42,254 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output34
[2018-10-23 21:46:42,254 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output33
[2018-10-23 21:46:42,254 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output33
[2018-10-23 21:46:42,254 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output30
[2018-10-23 21:46:42,254 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output30
[2018-10-23 21:46:42,254 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output39
[2018-10-23 21:46:42,254 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output39
[2018-10-23 21:46:42,255 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output46
[2018-10-23 21:46:42,255 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output46
[2018-10-23 21:46:42,255 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output43
[2018-10-23 21:46:42,255 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output43
[2018-10-23 21:46:42,255 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output42
[2018-10-23 21:46:42,255 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output42
[2018-10-23 21:46:42,255 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output45
[2018-10-23 21:46:42,256 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output45
[2018-10-23 21:46:42,256 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output44
[2018-10-23 21:46:42,256 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output44
[2018-10-23 21:46:42,256 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output41
[2018-10-23 21:46:42,256 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output41
[2018-10-23 21:46:42,256 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output40
[2018-10-23 21:46:42,256 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output40
[2018-10-23 21:46:42,257 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output9
[2018-10-23 21:46:42,257 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output9
[2018-10-23 21:46:42,257 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output14
[2018-10-23 21:46:42,257 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output14
[2018-10-23 21:46:42,257 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output8
[2018-10-23 21:46:42,257 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output8
[2018-10-23 21:46:42,257 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output13
[2018-10-23 21:46:42,258 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output13
[2018-10-23 21:46:42,258 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output7
[2018-10-23 21:46:42,258 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output7
[2018-10-23 21:46:42,258 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output16
[2018-10-23 21:46:42,258 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output16
[2018-10-23 21:46:42,258 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output6
[2018-10-23 21:46:42,259 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output6
[2018-10-23 21:46:42,259 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output15
[2018-10-23 21:46:42,259 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output15
[2018-10-23 21:46:42,259 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output5
[2018-10-23 21:46:42,259 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output5
[2018-10-23 21:46:42,259 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output10
[2018-10-23 21:46:42,259 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output10
[2018-10-23 21:46:42,260 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output4
[2018-10-23 21:46:42,260 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output4
[2018-10-23 21:46:42,260 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output3
[2018-10-23 21:46:42,260 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output3
[2018-10-23 21:46:42,260 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output12
[2018-10-23 21:46:42,260 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output12
[2018-10-23 21:46:42,260 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output2
[2018-10-23 21:46:42,261 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output2
[2018-10-23 21:46:42,261 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output11
[2018-10-23 21:46:42,261 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output11
[2018-10-23 21:46:42,261 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2018-10-23 21:46:42,261 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2018-10-23 21:46:42,261 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output18
[2018-10-23 21:46:42,261 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output18
[2018-10-23 21:46:42,262 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output17
[2018-10-23 21:46:42,262 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output17
[2018-10-23 21:46:42,262 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output19
[2018-10-23 21:46:42,262 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output19
[2018-10-23 21:46:42,262 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output25
[2018-10-23 21:46:42,262 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output25
[2018-10-23 21:46:42,262 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output24
[2018-10-23 21:46:42,263 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output24
[2018-10-23 21:46:42,263 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-10-23 21:46:42,263 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-10-23 21:46:42,263 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output27
[2018-10-23 21:46:42,263 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output27
[2018-10-23 21:46:42,263 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output26
[2018-10-23 21:46:42,263 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output26
[2018-10-23 21:46:42,264 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output21
[2018-10-23 21:46:42,264 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output21
[2018-10-23 21:46:42,264 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output20
[2018-10-23 21:46:42,264 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output20
[2018-10-23 21:46:42,264 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output23
[2018-10-23 21:46:42,264 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output23
[2018-10-23 21:46:42,265 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output22
[2018-10-23 21:46:42,265 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output22
[2018-10-23 21:46:42,265 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-10-23 21:46:42,265 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-10-23 21:47:32,803 INFO  L341             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-10-23 21:47:32,804 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 09:47:32 BoogieIcfgContainer
[2018-10-23 21:47:32,804 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-10-23 21:47:32,805 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-10-23 21:47:32,806 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2018-10-23 21:47:32,809 INFO  L276        PluginConnector]: TraceAbstraction initialized
[2018-10-23 21:47:32,810 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 09:46:16" (1/3) ...
[2018-10-23 21:47:32,810 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bb3a378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 09:47:32, skipping insertion in model container
[2018-10-23 21:47:32,811 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 09:46:36" (2/3) ...
[2018-10-23 21:47:32,811 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bb3a378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 09:47:32, skipping insertion in model container
[2018-10-23 21:47:32,811 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 09:47:32" (3/3) ...
[2018-10-23 21:47:32,813 INFO  L112   eAbstractionObserver]: Analyzing ICFG Problem07_label44_false-unreach-call.c
[2018-10-23 21:47:32,823 INFO  L136   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-10-23 21:47:32,836 INFO  L148   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2018-10-23 21:47:32,855 INFO  L257      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2018-10-23 21:47:32,955 INFO  L382      AbstractCegarLoop]: Interprodecural is true
[2018-10-23 21:47:32,956 INFO  L383      AbstractCegarLoop]: Hoare is true
[2018-10-23 21:47:32,956 INFO  L384      AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-10-23 21:47:32,956 INFO  L385      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2018-10-23 21:47:32,956 INFO  L386      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-10-23 21:47:32,956 INFO  L387      AbstractCegarLoop]: Difference is false
[2018-10-23 21:47:32,957 INFO  L388      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-10-23 21:47:32,957 INFO  L393      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-10-23 21:47:33,116 INFO  L276                IsEmpty]: Start isEmpty. Operand 10447 states.
[2018-10-23 21:47:33,853 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10200
[2018-10-23 21:47:33,853 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-23 21:47:33,862 INFO  L375         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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[2018-10-23 21:47:33,872 INFO  L424      AbstractCegarLoop]: === Iteration 1 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-10-23 21:47:33,882 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-10-23 21:47:33,889 INFO  L82        PathProgramCache]: Analyzing trace with hash 1830270357, now seen corresponding path program 1 times
[2018-10-23 21:47:33,892 INFO  L69    tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-10-23 21:47:33,941 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-23 21:47:33,942 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-23 21:47:33,942 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-23 21:47:33,942 INFO  L288   anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-10-23 21:47:36,872 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-23 21:47:52,722 WARN  L179               SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4
[2018-10-23 21:49:08,316 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-23 21:49:08,318 INFO  L312   seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-23 21:49:08,320 INFO  L327   seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-10-23 21:49:08,320 INFO  L258   anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-10-23 21:49:08,342 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-10-23 21:49:08,357 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-10-23 21:49:08,358 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-10-23 21:49:08,360 INFO  L87              Difference]: Start difference. First operand 10447 states. Second operand 3 states.
[2018-10-23 21:50:07,847 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-23 21:50:07,847 INFO  L93              Difference]: Finished difference Result 31267 states and 61880 transitions.
[2018-10-23 21:50:07,848 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2018-10-23 21:50:07,849 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 10199
[2018-10-23 21:50:07,873 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-23 21:50:08,014 INFO  L225             Difference]: With dead ends: 31267
[2018-10-23 21:50:08,014 INFO  L226             Difference]: Without dead ends: 20818
[2018-10-23 21:50:08,046 INFO  L605         BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 3 SyntacticMatches, 47 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-10-23 21:50:08,095 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 20818 states.
[2018-10-23 21:50:08,738 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 20818 to 20818.
[2018-10-23 21:50:08,740 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 20818 states.
[2018-10-23 21:50:08,815 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 20818 states to 20818 states and 39531 transitions.
[2018-10-23 21:50:08,820 INFO  L78                 Accepts]: Start accepts. Automaton has 20818 states and 39531 transitions. Word has length 10199
[2018-10-23 21:50:08,842 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2018-10-23 21:50:08,842 INFO  L481      AbstractCegarLoop]: Abstraction has 20818 states and 39531 transitions.
[2018-10-23 21:50:08,843 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-10-23 21:50:08,843 INFO  L276                IsEmpty]: Start isEmpty. Operand 20818 states and 39531 transitions.
[2018-10-23 21:50:09,950 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10218
[2018-10-23 21:50:09,950 INFO  L367         BasicCegarLoop]: Found error trace
[2018-10-23 21:50:09,956 INFO  L375         BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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[2018-10-23 21:50:09,957 INFO  L424      AbstractCegarLoop]: === Iteration 2 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-10-23 21:50:09,958 INFO  L141       PredicateUnifier]: Initialized classic predicate unifier
[2018-10-23 21:50:09,964 INFO  L82        PathProgramCache]: Analyzing trace with hash -1643749106, now seen corresponding path program 1 times
[2018-10-23 21:50:09,965 INFO  L69    tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-10-23 21:50:09,971 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-23 21:50:09,971 INFO  L103   rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-23 21:50:09,971 INFO  L119   rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-23 21:50:09,971 INFO  L288   anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-10-23 21:50:10,523 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-23 21:50:12,189 WARN  L179               SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4
Received shutdown request...
Cannot interrupt operation gracefully because timeout expired. Forcing shutdown